Title |
Date |
Evergreen |
![Composite X-ray, optical and infrared images of the star cluster NGC 2264 Composite X-ray, optical and infrared images of the star cluster NGC 2264](/Images/objects/heapow/stars/ngc2264_chandra_small.jpg) |
December 25, 2023 |
Our Shrinking Atmosphere |
![Monitoring the effects of global warming on the upper atmosphere using X-ray archival data Monitoring the effects of global warming on the upper atmosphere using X-ray archival data](/Images/objects/heapow/solar_system/atm_transit_small.jpg) |
December 18, 2023 |
A Disturbance in the Force |
![Top: Illustration of the detection of GRB 221009a by INTEGRAL and position of the CSES satellite; bottom: orbital position of CSES when GRB 221009a occured and change in the electromagnetic state of the ionosphere was detected Top: Illustration of the detection of GRB 221009a by INTEGRAL and position of the CSES satellite; bottom: orbital position of CSES when GRB 221009a occured and change in the electromagnetic state of the ionosphere was detected](/Images/objects/heapow/transients/grb221009a_ionosphere_small.jpg) |
December 11, 2023 |
Stars Shaping Stars |
![Multiwavelength View of the giant molecular cloud W51 Multiwavelength View of the giant molecular cloud W51](/Images/objects/heapow/stars/w51_chandra_small.jpg) |
December 4, 2023 |
The Fix is In |
![](/Images/objects/heapow/technology/hrc_recovery_small.jpg) |
November 27, 2023 |
Our New Universe Already Had a Hole in It |
![Chandra and JWST identify the most distant black hole ever recorded Chandra and JWST identify the most distant black hole ever recorded](/Images/objects/heapow/compact_objects/uhz1_chandra_small.jpg) |
November 20, 2023 |
NewAthena. Now. |
![ESA's Athena Concept ESA's Athena Concept](/Images/objects/heapow/technology/athena_small.jpg) |
November 13, 2023 |
Pointing the Way | ![IXPE image of the pulsar wind nebula MSH115-52 IXPE image of the pulsar wind nebula MSH115-52](/Images/objects/heapow/nebulae/msh1552_ixpe_small.jpg) | November 6, 2023 |
The Widow in Black |
![Illustration of PSR J1311-3430, the black widow pulsar Illustration of PSR J1311-3430, the black widow pulsar](/Images/objects/heapow/compact_objects/blackwidow_small.jpg) |
October 30, 2023 |
A Leave the Well Alone |
![Artist rendering of a disrupted star being accreted by a black hole; inset: X-ray spectrum showing the chemical composition of this material Artist rendering of a disrupted star being accreted by a black hole; inset: X-ray spectrum showing the chemical composition of this material](/Images/objects/heapow/transients/asassn14li_chandra_small.jpg) |
October 23, 2023 |
Black Hole Tempest in a Petri Dish |
![Siulating the disturbed hot gas in the Perseus cluster of galaxies in a petri dish Siulating the disturbed hot gas in the Perseus cluster of galaxies in a petri dish](/Images/objects/heapow/large_scale_structure/perseus_water_small.jpg) |
October 16, 2023 |
Staring at the Sun |
![10 years of the Sun as seen by SDO](/Images/objects/heapow/solar_system/sdo_10_small.jpg) |
October 9, 2023 |
A Blast from a Great Eruption | ![X-rays from a blast wave around the eruptive superstar eta Carina X-rays from a blast wave around the eruptive superstar eta Carina](/Images/objects/heapow/nebulae/xodf_chandra_small.jpg) | October 2, 2023 |
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 |
Vela in Full Color | ![eROSITA image of Vela supernova remnant and associates eROSITA image of Vela supernova remnant and associates](/Images/objects/heapow/nebulae/vela_erosita23_small.jpg) | September 18, 2023 |
The Launch of XRISM |
![The XRISM spacecraft undergoing final testing in May 2023 at Tsukuba Space Center, Japan. The XRISM spacecraft undergoing final testing in May 2023 at Tsukuba Space Center, Japan.](/Images/objects/heapow/technology/xrism23.jpg) |
September 11, 2023 |
A Map of Motion in Perseus |
![Hitomi observation of the Perseus cluster Hitomi observation of the Perseus cluster](/Images/objects/heapow/technology/hitomi_perseus.jpg) |
September 4, 2023 |
Fingerprints of the Decedent | ![Illustration of the tidal disruption of a massive star; inset: the fingerprint of the star's composition Illustration of the tidal disruption of a massive star; inset: the fingerprint of the star's composition](/Images/objects/heapow/stars/tde_chandra_small.jpg) | August 28, 2023 |
A Bright, Weird Burst |
![Illustraton of a jet-driven GRB Illustraton of a jet-driven GRB](/Images/objects/heapow/transients/grb221009A_nustar_small.jpg) |
August 21, 2023 |
Large-Scale Weight Gain |
![Chandra X-ray and JWST IR composite image of the El Gordo cluster Chandra X-ray and JWST IR composite image of the El Gordo cluster](/Images/objects/heapow/large_scale_structure/elgordo_cxcjwst_small.jpg) |
August 14, 2023 |
UFOs Surrounding a Black Hole |
![XMM and NuSTAR combined quasar X-ray spectrum and artist impression of a quasar wind XMM and NuSTAR combined quasar X-ray spectrum and artist impression of a quasar wind](/Images/objects/heapow/active_galaxies/qsrwind_nustar_small.jpg) |
August 7, 2023 |
The Great Photon Race |
![Artist interpretation of photon race observed by Fermi Artist interpretation of photon race observed by Fermi](/Images/objects/heapow/transients/fermi_grtest_small.jpg) |
July 31, 2023 |
Approaching Peak Solar Activity |
![SDO 3-color soft X-ray image of the Sun, July 24 2023 SDO 3-color soft X-ray image of the Sun, July 24 2023](/Images/objects/heapow/solar_system/coronacolor_sdo_small.jpg) |
July 24, 2023 |
Why So Luminous? |
![Artist conception of an ultra-luminous X-ray source and its magnetic field lines Artist conception of an ultra-luminous X-ray source and its magnetic field lines](/Images/objects/heapow/compact_objects/m82ulx_nustar_small.jpg) |
July 17, 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 |
Spacetime, Shaken and Stirred |
![Artistic represenation of the thrumming of spacetime from the gravitational wave background as detected by pulsar timing arrays Artistic represenation of the thrumming of spacetime from the gravitational wave background as detected by pulsar timing arrays](/Images/objects/heapow/large_scale_structure//gwb_nanograv_small.jpg) |
July 3, 2023 |
The Curl of the Crab | ![IXPE polarization measures of the Crab Nebula IXPE polarization measures of the Crab Nebula](/Images/objects/heapow/nebulae/crab_ixpe_small.jpg) | June 26, 2023 |
A Final Exam for XRISM |
![The XRISM spacecraft undergoing final testing in May 2023 at Tsukuba Space Center, Japan. The XRISM spacecraft undergoing final testing in May 2023 at Tsukuba Space Center, Japan.](/Images/objects/heapow/technology/xrism23.jpg) |
June 19, 2023 |
Happy 15th Anniversary to Fermi |
![The Fermi Gamma-Ray Space Telescope (stained glass illustration) The Fermi Gamma-Ray Space Telescope (stained glass illustration)](/Images/objects/heapow/technology/fermi15_small.jpg) |
June 12, 2023 |
Reaching for the Stars | ![Composite Chandra X-ray and JWST infrared image of the Eagle Nebula Composite Chandra X-ray and JWST infrared image of the Eagle Nebula](/Images/objects/heapow/stars/eagleneb_cxojwst_small.jpg) | June 5, 2023 |
Surfing Perseus |
![Enhanced image of X-ray emission in the Perseus cluster Enhanced image of X-ray emission in the Perseus cluster](/Images/objects/heapow/large_scale_structure//perseus_waves_small.jpg) |
May 29, 2023 |
The Sword of the Centaur |
![False color high-resolution X-ray image of Centaurus A from the Chandra X-ray Observatory False color high-resolution X-ray image of Centaurus A from the Chandra X-ray Observatory](/Images/objects/heapow/active_galaxies/cena_chandra23_small.jpg) |
May 22, 2023 |
Hot as H |
![Chandra X-ray, radio and optical image of M84 showing X-ray cavities evacuated by the radio jet from the supermassive black hole Chandra X-ray, radio and optical image of M84 showing X-ray cavities evacuated by the radio jet from the supermassive black hole](/Images/objects/heapow/active_galaxies/m84cavities_chandra_small.jpg) |
May 15, 2023 |
Among the Stars | ![X-ray image of Cyg OB2 from XMM, for Stephen A. Drake X-ray image of Cyg OB2 from XMM, for Stephen A. Drake](/Images/objects/heapow/stars/cygob2_xmm_small.jpg) | May 8, 2023 |
Art and Science, Truth and Beauty |
![The Fermi Bubbles as stained glass The Fermi Bubbles as stained glass](/Images/objects/heapow/special/fermibubbles_art_small.jpg) |
May 1, 2023 |
The Return of RHESSI |
![Artist rendering of RHESSI Artist rendering of RHESSI](/Images/objects/heapow/technology/rhessi_small.jpg) |
April 24, 2023 |
The Shape of the Brightest Burst |
![Images of X-ray rings around GRB221009a as seen by IXPE Images of X-ray rings around GRB221009a as seen by IXPE](/Images/objects/heapow/transients/grb221009a_ixpe_small.jpg) | April 17, 2023 |
A Voracious Galaxy? |
![Multi-wavelength image of 3C297, a surprisingly lonely galaxy Multi-wavelength image of 3C297, a surprisingly lonely galaxy](/Images/objects/heapow/active_galaxies/3c297_comp_small.jpg) |
April 10, 2023 |
The Song of a Supermassive Black Hole |
![A frame from the sonifcation of the X-ray emission around the supermassive black hole in the Perseus Cluster A frame from the sonifcation of the X-ray emission around the supermassive black hole in the Perseus Cluster](/Images/objects/heapow/large_scale_structure/perseuscluster_sonified_small.jpg) |
April 3, 2023 |
Breaking Down the Pillars | ![Chandra and HST image of the Eagle Nebula field](/Images/objects/heapow/stars/eagleneb_chandra_small.jpg) | March 27, 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 |
Building Bigger Black Holes |
![Pairs of interacting dwarf galaxies containing active black holes Pairs of interacting dwarf galaxies containing active black holes](/Images/objects/heapow/active_galaxies/bhmergers_chandra_small.jpg) |
March 13, 2023 |
Reconstructing a Cluster Collision |
![A composite of Abell 2256 including X-ray emission from the Chandra X-ray Observatory and XMM-Newton (in blue), radio images from the Giant Metrewave Radio Telescope (GMRT), the Low Frequency Array (LOFAR), and the Karl G. Jansky Very Large Array (VLA) (n red), and optical and infrared data from Pan-STARRs (in white and pale yellow) A composite of Abell 2256 including X-ray emission from the Chandra X-ray Observatory and XMM-Newton (in blue), radio images from the Giant Metrewave Radio Telescope (GMRT), the Low Frequency Array (LOFAR), and the Karl G. Jansky Very Large Array (VLA) (n red), and optical and infrared data from Pan-STARRs (in white and pale yellow)](/Images/objects/heapow/large_scale_structure/a2256_composite_small.jpg) |
March 6, 2023 |
The Launch of ASCA |
![The ASCA X-ray Observatory pre-launch testing The ASCA X-ray Observatory pre-launch testing](/Images/objects/heapow/technology/asca30_small.jpg) |
February 27, 2023 |
How to Hide a Supernova | ![Chandra image of G1.9+0.3 supernova remnant](/Images/objects/heapow/nebulae/g19_chandra_color_small.jpg) | February 20, 2023 |
The Energetic Sun |
![Multi-wavelength image of the energetic Sun Multi-wavelength image of the energetic Sun](/Images/objects/heapow/solar_system/multiband_sun_small.jpg) |
February 13, 2023 |
Getting to the Gold |
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February 6, 2023 |
Complementarity of the Tarantula |
![Chandra X-ray and JWST IR image of the Tarantula Nebula, 30 Dor Chandra X-ray and JWST IR image of the Tarantula Nebula, 30 Dor](/Images/objects/heapow/stars/30dor_jwstChandra_small.jpg) |
January 30, 2023 |
The Dangers of Wandering in the Dark |
![Artist's rendition of a tidal disruption event seen by NuSTAR Artist's rendition of a tidal disruption event seen by NuSTAR](/Images/objects/heapow/transients/tde_nustar_small.jpg) | January 23, 2023 |
The First Orbiting X-ray Astronomy Facility |
![Marjorie Townsend and Bruno Rossi examine SAS-A at NASA's Goddard Space Flight Center Marjorie Townsend and Bruno Rossi examine SAS-A at NASA's Goddard Space Flight Center](/Images/objects/heapow/technology/uhuru_small.jpg) |
January 16, 2023 |
A Breakthrough | ![Chandra/HST image of SN 2010jl](/Images/objects/heapow/transients/sn2010jl_chandra_small.jpg) | January 9, 2023 |
A Forward-Looking Retrospective |
![Remembering the high energy year 2022 Remembering the high energy year 2022](/Images/objects/heapow/special/heapow_2022_small.jpg) |
January 2, 2023 |