Title |
Date |
Exhausting |
![X-ray and radio composite of the region near the Galactic Center X-ray and radio composite of the region near the Galactic Center](/Images/objects/heapow/normal_galaxies/gcvent_chandra_small.jpg) |
June 3, 2024 |
A Lobster's Eye View of the Galactic Center |
![Einstein Probe WXT image of the center of the Milky Way Einstein Probe WXT image of the center of the Milky Way](/Images/objects/heapow/normal_galaxies/milkyway_EP_small.jpg) |
April 29, 2024 |
The Milky Way's Magnetic Field, From the Center Out |
![Magnetic Fields in the Milky Way from the center out Magnetic Fields in the Milky Way from the center out](/Images/objects/heapow/normal_galaxies/sgraB_eht_small.jpg) |
April 1, 2024 |
A Brief Awakening of Our Galactic Monster |
![IXPE observation of reflected emission from a cloud near Sgr A* IXPE observation of reflected emission from a cloud near Sgr A*](/Images/objects/heapow/normal_galaxies/sgra_ixpe_small.jpg) |
September 25, 2023 |
Ghosts of the Milky Way |
![Multi-wavelength and multi-messenger views of the Milky Way Multi-wavelength and multi-messenger views of the Milky Way](/Images/objects/heapow/normal_galaxies/milkyway_icecube_small.jpg) |
July 10, 2023 |
X-raying the Heart of our Galaxy |
![Color-coded mosaic of the center of the Milky Way by XMM-Newton Color-coded mosaic of the center of the Milky Way by XMM-Newton](/Images/objects/heapow/normal_galaxies/milkyway_xmm_small.jpg) |
March 20, 2023 |
The Quintet |
![JWST infrared and Chandra X-ray composite image of Stephan's Quintet JWST infrared and Chandra X-ray composite image of Stephan's Quintet](/Images/objects/heapow/normal_galaxies/sq_composite_small.jpg) |
November 21, 2022 |
Doing Cartwheels |
![Chandra X-ray and JWST infrared composite image of the Cartwheel Galaxy Chandra X-ray and JWST infrared composite image of the Cartwheel Galaxy](/Images/objects/heapow/normal_galaxies/cartwheel_jwcxo_small.jpg) |
October 24, 2022 |
Immerse Yourself in the Galactic Center |
![Frame from a 360 degree simulation of the hot gas in the center of the Milky Way Frame from a 360 degree simulation of the hot gas in the center of the Milky Way](/Images/objects/heapow/normal_galaxies/gc360_chandra_small.jpg) |
June 13, 2022 |
Over African Skies |
![HESS Galactic Plane Survey in the sky above Namibia HESS Galactic Plane Survey in the sky above Namibia](/Images/objects/heapow/normal_galaxies/hess_gps_small.jpg) |
October 4, 2021 |
Stir It Up |
![Composite X-ray, Optical and IR image of merging galaxies NGC 2207 and IC 2163 Composite X-ray, Optical and IR image of merging galaxies NGC 2207 and IC 2163](/Images/objects/heapow/normal_galaxies/ngc2207_chandra_small.jpg) |
July 26, 2021 |
Threading the Center |
![Chandra X-ray and MeerKAT radio image of a 1000 by 2000 lightyear region around the center of the Milky Way Chandra X-ray and MeerKAT radio image of a 1000 by 2000 lightyear region around the center of the Milky Way](/Images/objects/heapow/normal_galaxies/galcenter_chandra_small.jpg) |
June 7, 2021 |
Wholly Missing |
![Composite X-ray/optical/IR image of Abell 2261 Composite X-ray/optical/IR image of Abell 2261](/Images/objects/heapow/normal_galaxies/a2261_chandra_small.jpg) |
January 25, 2021 |
Connecting the Bubbles |
![Gamma-ray (red) and X-ray (blue) image of the Milky Way Gamma-ray (red) and X-ray (blue) image of the Milky Way](/Images/objects/heapow/normal_galaxies/fermibubbles_erosita_small.jpg) |
January 18, 2021 |
Can the Center Hold? |
![High resolution composite radio and X-ray image of the Galactic Center High resolution composite radio and X-ray image of the Galactic Center](/Images/objects/heapow/normal_galaxies/galcenter20_chandra_small.jpg) |
January 4, 2021 |
Rediscovering the LMC |
![eROSITA wide-field X-ray map of the Large Magellanic Cloud eROSITA wide-field X-ray map of the Large Magellanic Cloud](/Images/objects/heapow/normal_galaxies/lmc_erosita_small.jpg) |
July 5, 2020 |
Virtual Realities, Near and Far |
![Virtual Reality Center of the Milky Way Virtual Reality Center of the Milky Way](/Images/objects/heapow/normal_galaxies/galcen_vr_small.jpg) |
June 8, 2020 |
EXTraS! EXTraS! The X-ray Sky is Variable! |
![Sample of the variability of extragalactic sources from the EXTraS database Sample of the variability of extragalactic sources from the EXTraS database](/Images/objects/heapow/normal_galaxies/extras_xmm_small.jpg) |
March 9, 2020 |
ChandraXX: Whirlpool Bath |
![Million-second Chandra X-ray image, and Hubble Space Telescope image of the Whirlpool Galaxy Million-second Chandra X-ray image, and Hubble Space Telescope image of the Whirlpool Galaxy](/Images/objects/heapow/normal_galaxies/whirlpool_chandraXX_small.jpg) |
August 26, 2019 |
Falling into the Whirlpool |
![NuSTAR hard X-ray image of the Whirlpool galaxy and M51b compared to the optical NuSTAR hard X-ray image of the Whirlpool galaxy and M51b compared to the optical](/Images/objects/heapow/normal_galaxies/m51_nustar_small.jpg) |
May 13, 2019 |
Blowing Bubbles |
![XMM-Newton discovers hot flows through a Galactic chimney XMM-Newton discovers hot flows through a Galactic chimney](/Images/objects/heapow/normal_galaxies/MWchimney_xmm_small.jpg) |
April 8, 2019 |
Being Virtually There |
![Galactic Center X-ray Simulation Galactic Center X-ray Simulation](/Images/objects/heapow/normal_galaxies/gcvr_chandra_small.jpg) |
March 25, 2019 |
The Death of Dark Matter? |
![X-ray/optical composite of the ring galaxy AM 0644 X-ray/optical composite of the ring galaxy AM 0644](/Images/objects/heapow/normal_galaxies/fermi_gcen_small.jpg) |
December 17, 2018 |
In the Darkness, Bind Them | ![Gamma-ray excess near the Galactic center Gamma-ray excess near the Galactic center](/Images/objects/heapow/normal_galaxies/AM0644_chandra_small.jpg) |
September 10, 2018 |
Extremes in the Fields | ![Chandra image of the Galactic Center; inset: region near the supermassive black hole and variable magnetar Chandra image of the Galactic Center; inset: region near the supermassive black hole and variable magnetar](/Images/objects/heapow/normal_galaxies/gcmagnetar_chandra_small.jpg) |
July 30, 2018 |
Baryons Wanted | ![XMM view of extended galactic halo XMM view of extended galactic halo](/Images/objects/heapow/normal_galaxies/halos_xmm_small.jpg) |
June 18, 2018 |
Immerse Yourself in the Galactic Center | ![Frame from a 360 degree simulation of the hot gas in the center of the Milky Way Frame from a 360 degree simulation of the hot gas in the center of the Milky Way](/Images/objects/heapow/normal_galaxies/gc360_chandra_small.jpg) |
January 15, 2018 |
Ornaments | ![INTEGRAL sources in the Galaxy INTEGRAL sources in the Galaxy](/Images/objects/heapow/normal_galaxies/integral_10yrs_small.jpg) | December 25, 2017 |
Mysterious Star Factory |
![UVIT image of WLM UVIT image of WLM](/Images/objects/heapow/normal_galaxies/wlm_astrosat_small.jpg) |
October 9, 2017 |
ULX factory |
![X-ray image from Chandra, NuSTAR superimposed on an optical image of the star forming galaxy Arp 299 X-ray image from Chandra, NuSTAR superimposed on an optical image of the star forming galaxy Arp 299](/Images/objects/heapow/normal_galaxies/arp299_chandra_17_small.jpg) |
September 4, 2017 |
Starbursts and Time Bombs |
![Optical and X-ray image of IC 10 Optical and X-ray image of IC 10](/Images/objects/heapow/normal_galaxies/ic10_chandra_small.jpg) |
August 28, 2017 |
Annihilating WIMPS in M31? |
![Fermi Gamma-ray image of the Andromeda Galaxy superimposed on an optical image. The Gamma-rays are concentrated near the center of the galaxy. Fermi Gamma-ray image of the Andromeda Galaxy superimposed on an optical image. The Gamma-rays are concentrated near the center of the galaxy.](/Images/objects/heapow/normal_galaxies/fermi_m31_small.jpg) |
February 27, 2017 |
Spinning Hot Halo |
![Illustration of the hot halo around the Milky Way galaxy Illustration of the hot halo around the Milky Way galaxy](/Images/objects/heapow/normal_galaxies/mwhalo_xmm_small.jpg) |
August 1, 2016 |
A Hard Look at Andromeda |
![X-ray and Optical images of the Chesire Cat group of galaxies X-ray and Optical images of the Chesire Cat group of galaxies](/Images/objects/heapow/normal_galaxies/m31_nustar_small.jpg) |
January 11, 2016 |
Funhouse |
![X-ray and Optical images of the Chesire Cat group of galaxies X-ray and Optical images of the Chesire Cat group of galaxies](/Images/objects/heapow/normal_galaxies/cheshirecat_group_small.jpg) |
December 14, 2015 |
The Radio Phoenix Reawakened |
![X-ray, optical and radio image of Abell 1033 X-ray, optical and radio image of Abell 1033](/Images/objects/heapow/normal_galaxies/a1033_chandra_small.jpg) |
September 14, 2015 |
The Wonderful World of Color |
![A multicolor image of M101 that you can make yourself A multicolor image of M101 that you can make yourself](/Images/objects/heapow/normal_galaxies//m101_color_small.jpg) |
August 24, 2015 |
Brighter than a Black Hole |
![NuSTAR high energy X-ray image of the center of the Milky Way NuSTAR high energy X-ray image of the center of the Milky Way](/Images/objects/heapow/normal_galaxies/galcenter_nustar_small.jpg) |
August 3, 2015 |
Ripples |
![Multi-wavelength composite of the Cartwheel galaxy Multi-wavelength composite of the Cartwheel galaxy](/Images/objects/heapow/normal_galaxies/cartwheel_composite15_small.jpg) |
March 9, 2015 |
Dust to Dust |
![Planck composite map of the Milky Way Planck composite map of the Milky Way](/Images/objects/heapow/normal_galaxies/planck_composite_small.jpg) |
February 9, 2015 |
LMC VHE |
![H.E.S.S. detection of LMC TEV sources H.E.S.S. detection of LMC TEV sources](/Images/objects/heapow/normal_galaxies/extragalactic_hess_small.jpg) |
January 26, 2015 |
Ghost Particle Factory? |
![Three color X-ray image of the center of the Milky Way by Chandra Three color X-ray image of the center of the Milky Way by Chandra](/Images/objects/heapow/normal_galaxies/sgraneutrinos_chandra_small.jpg) |
November 17, 2014 |
Inside the Bubble |
![Diagram showing the density of helium atoms near the solar system and the pointing direction of DXL Diagram showing the density of helium atoms near the solar system and the pointing direction of DXL](/Images/objects/heapow/normal_galaxies/lhb_dxl_small.jpg) |
August 11, 2014 |
Heated Whirlpool |
![Million-second Chandra X-ray image, and Hubble Space Telescope image of the Whirlpool Galaxy Million-second Chandra X-ray image, and Hubble Space Telescope image of the Whirlpool Galaxy](/Images/objects/heapow/normal_galaxies/whirlpool_chandra_small.jpg) |
June 23, 2014 |
Streaking |
![Chandra+HST image of spiral galaxy ESO 137-001 Chandra+HST image of spiral galaxy ESO 137-001](/Images/objects/heapow/normal_galaxies/eso137_chandra2_small.jpg) |
May 26, 2014 |
Magnetic Milky Way |
![Planck view of the magnetic field of the Milky Way Planck view of the magnetic field of the Milky Way](/Images/objects/heapow/normal_galaxies/bfield_planck_small.jpg) |
May 12, 2014 |
Dark Matter Signal? |
![Fermi's excess signal at the Galactic Center Fermi's excess signal at the Galactic Center](/Images/objects/heapow/normal_galaxies/fermi_darkmatter_small.jpg) |
March 24, 2014 |
Swift Action at the Galactic Center |
![Swift Deep Image of the Galactic center Swift Deep Image of the Galactic center](/Images/objects/heapow/normal_galaxies/gc_swift_small.jpg) |
January 27, 2014 |
Fireworks display | ![Composite X-ray/optical image of NGC 6946 Composite X-ray/optical image of NGC 6946](/Images/objects/heapow/normal_galaxies/ngc6946_chandra_small.jpg) | November 11, 2013 |
The Dense Dwarf | ![Chandra and optical composite image of M60-UCD1](/Images/objects/heapow/normal_galaxies/m60-ucd1_small.jpg) | October 14, 2013 |
Pointing to a Cosmic Collision | ![Chandra and optical composite image of NGC 1232](/Images/objects/heapow/normal_galaxies/ngc1232_chandra_small.jpg) | August 26, 2013 |
Finding the Holes in M31 | ![Chandra detection of black hole candidates in M31](/Images/objects/heapow/normal_galaxies/m31bhs_chandra_small.jpg) | June 24, 2013 |
Slumbering Giant | ![Composite NuSTAR high energy and optical image of the Sculptor galaxy](/Images/objects/heapow/normal_galaxies/sculptor_nustar_small.jpg) | June 17, 2013 |
LMCUV | ![Swift/UVOT UV image of the Large Magellanic Cloud](/Images/objects/heapow/normal_galaxies/mc_swift_small.jpg) | June 10, 2013 |
Stars A-Bursting | ![Composite X-ray/optical image of colliding galaxies NGC 6240](/Images/objects/heapow/normal_galaxies/ngc6240_composite_small.jpg) | May 13, 2013 |
A Super-TIGER on the Prowl | ![SuperTIGER launch, Antarctica, Dec 9 2012](/Images/objects/heapow/normal_galaxies/supertiger_small.jpg) | December 24, 2012 |
Ornaments | ![INTEGRAL sources in the Galaxy*](/Images/objects/heapow/normal_galaxies/integral_10yrs_small.jpg) | December 24, 2012 |
Monster Stirring | ![NuSTAR detected flare from Sgr A*](/Images/objects/heapow/normal_galaxies/sgraflare_nustar_small.jpg) | October 29, 2012 |
The WHIM of the Milky Way | ![Artist interpretation of the hot halo around the Milky Way](/Images/objects/heapow/normal_galaxies/milkyway_whim_small.jpg) | October 1, 2012 |
Bubble Bulldozer | ![composite image shows a superbubble in the Large Magellanic Cloud (LMC)](/Images/objects/heapow/normal_galaxies/ngc1929_chandra_small.jpg) | September 3, 2012 |
Nine Years of the Milky Way | ![INTEGRAL 9 year image of the Milky Way](/Images/objects/heapow/normal_galaxies/integral_9yr_small.jpg) | July 30, 2012 |
The Birth and Death of Stars | ![Composite image of the star forming region N51 in the LMC](/Images/objects/heapow/normal_galaxies/N51_composite_small.jpg) | July 23, 2012 |
The Pinwheel | ![Composite view of M101](/Images/objects/heapow/normal_galaxies/m101_composite_small.jpg) | May 28, 2012 |
What is the Matter? | ![dwarf spheroidal galaxy in the constellation Fornax?](/Images/objects/heapow/normal_galaxies/dwarfellipticals_fermi_small.jpg) | April 9, 2012 |
Black Hole Meteors? | ![Are asteroids falling into the Milky Way's Black Hole?](/Images/objects/heapow/normal_galaxies/doomedasteroid_chandra_small.jpg) | February 13, 2012 |
Stellar Spider Web | ![X-ray and Infrared image of 30 Doradus](/Images/objects/heapow/normal_galaxies/tarantula_chandra_small.jpg) | November 14, 2011 |
Top Ten of 2010 | ![Gamma-Ray Bubbles from the Center of the Milky Way](/Images/objects/heapow/normal_galaxies/he210_chandra_small.jpg) | February 21, 2011 |
Solving the Chicken-Egg Conundrum | ![Chandra/VLA/optical composite of Henize 210](/Images/objects/heapow/normal_galaxies/he210_chandra_small.jpg) | February 7, 2011 |
Life and Death in M31 | ![M31 Composite](/Images/objects/heapow/normal_galaxies/m31_composite_small.jpg) | January 10, 2011 |
Unseen is Important | ![Hanny's Voorwerp](/Images/objects/heapow/normal_galaxies/voorwerp_suzaku_small.jpg) | December 13, 2010 |
Glowing Fountains | ![Artist rendition of galactic fountains in the Milky Way](/Images/objects/heapow/normal_galaxies/galfountains_xmm_small.jpg) | December 6, 2010 |
Temporarily Blowing Bubbles? | ![Artist rendering of Milky Way Gamma-Ray bubbles](/Images/objects/heapow/normal_galaxies/gamma_bubbles_small.jpg) | November 22, 2010 |
Great Antennae | ![IR, Optical and X-ray mosaic of the Antennae Galaxies](/Images/objects/heapow/normal_galaxies/antennae_xoir_small.jpg) | August 23, 2010 |
Views of the Center | ![IR, Optical and X-ray mosaic of the Galactic Center](/Images/objects/heapow/normal_galaxies/galcenter_mosaic_small.jpg) | January 11, 2010 |
The LMC in Gamma Rays | ![Fermi LAT image of the LMC](/Images/objects/heapow/normal_galaxies/lmc_fermi_small.jpg) | November 16, 2009 |
Andromeda Unchained | ![UV mosaic of M31](/Images/objects/heapow/normal_galaxies/m31_swift_small.jpg) | October 5, 2009 |
Enrichment | ![26Al map of the Galaxy by INTEGRAL](/Images/objects/heapow/normal_galaxies/al26_integral_map_small.jpg) | June 8, 2009 |
Resolving the Ridge | ![Spitzer image of Galactic Center and Deep Chandra field](/Images/objects/heapow/normal_galaxies/gxre_chandra_small.jpg) | May 11, 2009 |
Cigar Afficionado | ![Multiwavelength view of M82](/Images/objects/heapow/normal_galaxies/m82_xmm_small.jpg) | April 20, 2009 |
The Birth and Death of Stars | ![composite image of the Medusa galaxy (also known as NGC 4194) shows X-ray data from NASA's Chandra X-ray Observatory in blue and optical light from the Hubble Space Telescope in orange](/Images/objects/heapow/normal_galaxies/medusa_chandra_small.jpg) | March 23, 2009 |
Evacuation Route | ![Chandra, HST image of NGC 604](/Images/objects/heapow/normal_galaxies/ngc604_chandra_hst_small.jpg) | February 2, 2009 |
Bursting Bubbles | ![Chandra, radio/VLA and optical image of M84](/Images/objects/heapow/normal_galaxies/m84_chandra_small.jpg) | December 8, 2008 |
Hot Spots in M101 | ![Deep Chandra image of M101](/Images/objects/heapow/normal_galaxies/m101_chandra_small.jpg) | December 1, 2008 |
Galaxy of the Dead | ![INTEGRAL image of the Milkyway](/Images/objects/heapow/normal_galaxies/milkyway_integral_small.jpg) | November 3, 2008 |
The Hot and Cold of Star Birth | ![X-ray, optical and IR image of NGC 346](/Images/objects/heapow/normal_galaxies/ngc346_xmm_small.jpg) | October 27, 2008 |
Supernova in the Bits | ![X-ray + optical image of Circinus galaxy and sn 1996cr](/Images/objects/heapow/normal_galaxies/sn1996cr_chandra_small.jpg) | October 6, 2008 |
Rogues' Gallery | ![Optical and Swift UV/X-ray images of galaxies](/Images/objects/heapow/normal_galaxies/galaxies_swift_small.jpg) | August 18, 2008 |
Relics of a Giant's Past | ![Composite View of giant elliptical M87](/Images/objects/heapow/normal_galaxies/m87_composite_small.jpg) | August 11, 2008 |
Ate its Full | ![Chandra and Hubble image of NGC 4649](/Images/objects/heapow/normal_galaxies/ngc4649_composite_small.jpg) | July 28, 2008 |
Diffuse Starburst | ![XMM-Newton observation of NGC 253](/Images/objects/heapow/normal_galaxies/ngc253_xmm_small.jpg) | June 9, 2008 |
The Range of Annihilation | ![INTEGRAL image of positron-electron annihilation](/Images/objects/heapow/normal_galaxies/positrons_integral_small.jpg) | April 21, 2008 |
Peeking in on the Neighbors | ![M33 in the Ultraviolet](/Images/objects/heapow/normal_galaxies/m33_uvot_small.jpg) | March 3, 2008 |
See the Whirlpool | ![M51 in X-rays](/Images/objects/heapow/normal_galaxies/m51_chandra_small.jpg) | December 17, 2007 |
Grand Central Scan | ![Super-AGILE Scan of the Galactic Center](/Images/objects/heapow/normal_galaxies/galcen_agile_small.jpg) | November 26, 2007 |
The Center, Dissected | ![Suzaku observations of the Galactic center](/Images/objects/heapow/normal_galaxies/galcen_suzaku_small.jpg) | November 5, 2007 |
Bursting Bubbles | ![N19 in the SMC in optical, radio and X-ray](/Images/objects/heapow/normal_galaxies/n19_chandra_small.jpg) | September 3, 2007 |
What the Cap is Made Of | ![M82 by Suzaku and Subaru](/Images/objects/heapow/normal_galaxies/m82_suzaku_small.jpg) | August 27, 2007 |
ISGRI Unveiled | ![ISGRI absorption column measures](/Images/objects/heapow/normal_galaxies/absorption_isgri_small.jpg) | June 11, 2007 |
Die Fast, Die Slow | ![XMM Newton Observations of Novae in M31](/Images/objects/heapow/normal_galaxies/m31_xmm_novae_small.jpg) | May 21, 2007 |
Hat Tip for the Queen | ![Chandra, Hubble and Spitzer images of the Sombrero Galaxy](/Images/objects/heapow/normal_galaxies/sombrero_small.jpg) | May 7, 2007 |
Two Views of a Grand Design | ![M101 in X-rays and visible light](/Images/objects/heapow/normal_galaxies/M101_comp_small.jpg) | February 19, 2007 |
Echoes of a Monster's Roar | ![Chandra image of light echoes in galactic center](/Images/objects/heapow/normal_galaxies/gcle_chandra_small.jpg) | January 22, 2007 |
Was Kilroy Here? | ![X-ray image of 2 nearly simultaneous supernovae](/Images/objects/heapow/normal_galaxies/ngc1316_swift_small.jpg) | December 11, 2006 |
Ridge of Iron | ![RXTE Galactic Ridge](/Images/objects/heapow/normal_galaxies/rxte_6.7keV_small.jpg) | August 14, 2006 |
A History of Violence | ![Chandra images Galactic Center](/Images/objects/heapow/normal_galaxies/gcenter_chandra_small.jpg) | July 31, 2006 |
Heart of Andromeda | ![Chandra images of elliptical galaxies](/Images/objects/heapow/normal_galaxies/m31_chandra_small.jpg) | June 19, 2006 |
Fuel Efficiency Standards | ![Chandra images of elliptical galaxies](/Images/objects/heapow/normal_galaxies/ngc4696_chandra_small.jpg) | May 1, 2006 |
Stirring the Drink | ![Chandra images of elliptical galaxies](/Images/objects/heapow/normal_galaxies/ellipticals_chandra_small.jpg) | April 17, 2006 |
Falling In | ![Chandra image of halo around NGC 5746](/Images/objects/heapow/normal_galaxies/n5746_chandra_small.jpg) | February 13, 2006 |
Head over Wheel | ![Cartwheel Galaxy Composite](/Images/objects/heapow/normal_galaxies/cartwheel_composite_small.jpg) | January 30, 2006 |
Spinning Aluminum | ![INTEGRAL Detects Rotating Aluminum 26](/Images/objects/heapow/normal_galaxies/al26_integral_rotation_small.jpg) | January 16, 2006 |
King of Corona | ![Corona around edge-on spiral NGC 4634](/Images/objects/heapow/normal_galaxies/ngc4634_xmm_small.jpg) | October 24, 2005 |
A Surfeit of ULXs | ![X-ray and H-alpha emission from starbursts](/Images/objects/heapow/normal_galaxies/ngc4565_xmm_small.jpg) | October 3, 2005 |
Blowing Off Steam | ![X-ray and H-alpha emission from starbursts](/Images/objects/heapow/normal_galaxies/violent_ism_chandra_small.jpg) | August 15, 2005 |
A Neighbor's X-ray | ![M33 mosaic by XMM-Newton](/Images/objects/heapow/normal_galaxies/m33_xmm_small.jpg) | May 2, 2005 |
Andromeda's X-ray | ![M31 mosaic by XMM-Newton](/Images/objects/heapow/normal_galaxies/m31_xmm_small.jpg) | January 31, 2005 |
TeV Neighbor? | ![Galactic TeV Source](/Images/objects/heapow/normal_galaxies/tev_hegra_small.jpg) | January 3, 2005 |
The Anti-Galaxy | ![511 keV image of the Galaxy](/Images/objects/heapow/normal_galaxies/511_integral_small.jpg) | November 15, 2004 |
How Much is Too Much? | ![Diffuse X-ray emission in the Galactic Center](/Images/objects/heapow/normal_galaxies/galcenter_diffuse_small.jpg) | October 18, 2004 |
Reflections of a More Active Time | ![INTEGRAL Hard X-ray View of the center of the Milky Way](/Images/objects/heapow/normal_galaxies/sgrb2_integral_small.jpg) | September 6, 2004 |
The Hot Center | ![Chandra Image of the SGR A](/Images/objects/heapow/normal_galaxies/sgra_chandra2_small.jpg) | June 28, 2004 |
The Upper End of the Beast | ![Whipple TeV image of the Galactic Center](/Images/objects/heapow/normal_galaxies/gc_tev_small.jpg) | May 31, 2004 |
Sources in the Mist | ![IBIS image of the center of the Milky way](/Images/objects/heapow/normal_galaxies/galaxy_integral_small.jpg) | April 19, 2004 |
A Long Hard Glance | ![IBIS Galactic Plane Survey](/Images/objects/heapow/normal_galaxies/ibis_survey_small.jpg) | March 15, 2004 |
New Soft Lights | ![Quasi-Soft Sources found by Chandra](/Images/objects/heapow/normal_galaxies/quasisoft_chandra_small.jpg) | March 8, 2004 |
Weapon of Mass Destruction Found | ![SPI sees electron-positron annihilation](/Images/objects/heapow/normal_galaxies/wmd_integral_small.jpg) | February 23, 2004 |
Strip Mining | ![Chemicals in the Antenna](/Images/objects/heapow/normal_galaxies/antennae_z_chandra_small.jpg) | January 19, 2004 |
Two Sides of M101 | ![NGC 1700/CHANDRA](/Images/objects/heapow/normal_galaxies/m101_xmm_small.jpg) | January 12, 2004 |
Skidmarks | ![Chandra image of Compact Object Halo around NGC 4261](/Images/objects/heapow/normal_galaxies/ngc4261_chandra_small.jpg) | December 15, 2003 |
The Monster Awakens? | ![INTEGRAL view of Sgr A*](/Images/objects/heapow/normal_galaxies/integral_gc_small.jpg) | November 17, 2003 |
Galaxy Trail | ![optical/X-ray image of M86](/Images/objects/heapow/normal_galaxies/m86_chandra_small.jpg) | October 6, 2003 |
Ripples | ![Singing Gorgon](/Images/objects/heapow/normal_galaxies/perseus_xsound_small.jpg) | September 15, 2003 |
Scene of a Crash | ![Arp 299 Chandra Image](/Images/objects/heapow/normal_galaxies/arp299_chandra_small.jpg) | September 1, 2003 |
Shocking Revelations Among the Quintet | ![Chandra image of Stephan's Quintet](/Images/objects/heapow/normal_galaxies/stephans_quintet_small.jpg) | May 12, 2003 |
Where the Wild Things Are | ![Chandra image of Milky Way Center](/Images/objects/heapow/normal_galaxies/mw_center_chandra_small.jpg) | May 5, 2003 |
The Hard Plane | ![INTEGRAL Galactic Plane Scan](/Images/objects/heapow/normal_galaxies/integral_gpscan.jpg) | February 24, 2003 |
The Galactic Center Sends Up a Flare | ![XMM-Newton Image of a Galactic center flare](/Images/objects/heapow/normal_galaxies/galcenter_flare.jpg) | February 10, 2003 |
The Compact Object Factory | ![CHANDRA image of M83](/Images/objects/heapow/normal_galaxies/m83_chandra_small.jpg) | January 27, 2003 |
Deep in the Heart of the Milky Way | ![Sgr A*/CHANDRA](/Images/objects/heapow/normal_galaxies/sgr_a_chandra_small.jpg) | January 13, 2003 |
Building an Bigger Galaxy | ![NGC 1700/CHANDRA](/Images/objects/heapow/normal_galaxies/ngc1700_chandra_small.jpg) | January 6, 2003 |
MOND Unfound | ![NGC720 CHANDRA IMAGE](/Images/objects/heapow/normal_galaxies/ngc720_chandra_small.jpg) | October 28, 2002 |
Dwarf's Gift | ![NGC1569 X-ray & Optical composite](/Images/objects/heapow/normal_galaxies/ngc1569_chandra_small.jpg) | July 29, 2002 |
Where Stellar Monsters Once Ruled | ![NGC 1553 Chandra Image](/Images/objects/heapow/normal_galaxies/ngc1553_chandra_small.jpg) | June 17, 2002 |
Exploring the Ridge | ![Galactic center - radio, X-ray and mm wave](/Images/objects/heapow/normal_galaxies/galcenter_radio_arc_small.jpg) | May 13, 2002 |
Not Just Passing Through | ![Arp 220/Chandra](/Images/objects/heapow/normal_galaxies/arp220_chandra_small.jpg) | May 6, 2002 |
Plume in Centaurus | ![Centaurus Cluster/Chandra](/Images/objects/heapow/normal_galaxies/chandra_cen_clus_small.jpg) | February 4, 2002 |
Midtown of the Milky Way | ![Chandra Mosaic of the center of the Milky Way](/Images/objects/heapow/normal_galaxies/gal_center_chandra_small.jpg) | January 14, 2002 |
An Elliptical Galaxy's "Inner Spiral" | ![NGC 4636/CHANDRA](/Images/objects/heapow/normal_galaxies/ngc4636_chandra_small.jpg) | January 7, 2002 |
Up the Chimney | ![NGC 253/ROSAT](/Images/objects/heapow/normal_galaxies/ngc253_halo_rosat_small.jpg) | December 24, 2001 |
Looking through a Hole in the Sky | ![ROSAT/Lockman Hole](/Images/objects/heapow/normal_galaxies/lockman_hole_rosat_small.jpg) | December 17, 2001 |
Hot Galactic Halo | ![Chandra/NGC 4631](/Images/objects/heapow/normal_galaxies/chandra_ngc4631_small.jpg) | October 15, 2001 |
In the Zone of Avoidance | ![Acis/zone of avoidance](/Images/objects/heapow/normal_galaxies/acis_avoidance_small.jpg) | August 20, 2001 |
Xray image of a Cosmic Crash | ![Chandra image of the Antennae](/Images/objects/heapow/normal_galaxies/antennae_chandra_small.jpg) | July 30, 2001 |
Gathering of Black Holes? | ![NGC 253 Ultraluminous Sources](/Images/objects/heapow/normal_galaxies/ngc253_bhs_small.jpg) | July 16, 2001 |
X-ray Flashers in M31 | ![XMM/M31 center](/Images/objects/heapow/normal_galaxies/xmm_m31_variations_small.jpg) | July 9, 2001 |
Diagnosing the Heart of the Galaxy | ![ROSAT/Galactic Center](/Images/objects/heapow/normal_galaxies/rosat_galcenter_small.jpg) | April 23, 2001 |
X-ray Census in Andromeda | ![XMM-Newton/M31](/Images/objects/heapow/normal_galaxies/xmm_m31_small.jpg) | February 5,2001 |
Perseus and the Gorgon's Head | ![Perseus/ACIS](/Images/objects/heapow/normal_galaxies/perseus_acis_small.jpg) | July 24, 2000 |
The Black Heart of M31 | ![M31/ACIS](/Images/objects/heapow/normal_galaxies/m31_acis_small.jpg) | Jun 5, 2000 |
Starbursts and Stellar Deaths | ![M82/Chandra](/Images/objects/heapow/normal_galaxies/m82_chandra_small.jpg) | May 29, 2000 |
The Gamma Ray Resolution Revolution | ![EGRET/GLAST Anticenter](/Images/objects/heapow/normal_galaxies/egret_anticenter_small.jpg) | Mar 20, 2000 |
Hot Light in the Stellar Nursery | ![XMM/30 DOR](/Images/objects/heapow/normal_galaxies/xmm_30dor_small.jpg) | Mar 13, 2000 |
The Nearest Supermassive Black Hole Found? | ![Galaxy Center/CHANDRA](/Images/objects/heapow/normal_galaxies/acis_gal_center_small.jpg) | Jan 31, 2000 |
A High Resolution X-ray Map of the LMC | ![LMC/HRI](/Images/objects/heapow/normal_galaxies/lmc_hri_small.jpg) | November 1, 1999 |