Title |
Date |
The Dwarf that Roared |
![Artist's illustration of a magnetically-active brown dwarf; inset: X-ray increase from J0331-27 seen by XMM-Newton Artist's illustration of a magnetically-active brown dwarf; inset: X-ray increase from J0331-27 seen by XMM-Newton](/Images/objects/heapow/transients/J0331_xmm.jpg) |
June 24, 2024 |
Rapidly X-raying a Supernova |
![M101 image showing NuSTAR detection of high-energy X-rays from SN2023ixf (in green) M101 image showing NuSTAR detection of high-energy X-rays from SN2023ixf (in green)](/Images/objects/heapow/transients/m101sn_nustar_small.jpg) |
January 29, 2024 |
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 |
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 |
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 |
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 |
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 |
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 |
A Breakthrough | ![Chandra/HST image of SN 2010jl](/Images/objects/heapow/transients/sn2010jl_chandra_small.jpg) | January 9, 2023 |
The Long and Short of It |
|
December 19, 2022 |
Dead On |
|
December 5, 2022 |
The Brightest Burst |
|
October 17, 2022 |
Still Basking in the Golden Afterglow |
|
April 4, 2022 |
Aspherical COWs? |
|
January 17, 2022 |
Short, Sharp, Shocked |
|
January 10, 2022 |
Round and Round and Down? |
|
October 11, 2021 |
Flashing Lights - Proceed with Caution |
|
September 6, 2021 |
Giant Crab Pulse |
|
April 26, 2021 |
GRB/FRB |
|
September 28, 2020 |
Danger! Danger! |
|
May 4, 2020 |
Glow and Afterglow |
|
April 20, 2020 |
Another Golden Merger? |
|
January 20, 2020 |
How High? |
|
December 9, 2019 |
MAGIC Burst |
|
November 25, 2019 |
The Sudden ULX |
|
November 11, 2019 |
Chandra XX: Things that go Bump in the X-ray Night |
|
September 23, 2019 |
More Gold from the Third Run? |
|
July 8, 2019 |
Twirling in the Stellar Graveyard |
|
May 20, 2019 |
A New Take on Mergers |
|
May 6, 2019 |
The cow that Roared |
|
November 19, 2018 |
A Previous Kilonova? |
|
November 12, 2018 |
Catching the First Burst |
|
August 20, 2018 |
A Baby Black Hole? |
|
June 4, 2018 |
Gold Metal |
|
February 19, 2018 |
Leaking Gravity? |
|
February 5, 2018 |
Blue Kilonova |
|
October 30, 2017 |
Basking in the Afterglow |
|
October 23, 2017 |
Connecting Light and Gravity |
|
October 16, 2017 |
Super EGO |
|
October 2, 2017 |
Mysterious Flash in the Deep Field |
|
April 3, 2017 |
Gravity's Echoes? |
|
December 19, 2016 |
GR/FRB? |
|
November 28, 2016 |
Bewildering Outburst |
|
October 24, 2016 |
Mysterious Shots in the Dark |
|
September 12, 2016 |
Neutron Stars and the Dance of Death |
|
August 8, 2016 |
Echoes of a Devoured Star |
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June 27, 2016 |
The Second Merger |
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June 20, 2016 |
Bert, Ernie and Big Bird |
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May 23, 2016 |
What's Making Waves? |
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May 16, 2016 |
Breakout |
|
March 28, 2016 |
1000 Bursts in 4000 days |
|
November 23, 2015 |
The Prince of Tidal Disruptions |
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October 26, 2015 |
Good Enough to Accrete |
![Baker's conception of a Gamma-ray nova Baker's conception of a Gamma-ray nova](/Images/objects/heapow/transients/grnova_cake_small.jpg) |
February 2, 2015 |
Starquake |
![Artist conception of neutron starquake Artist conception of neutron starquake](/Images/objects/heapow/transients/magnetarburst_fermi_small.jpg) |
December 1, 2014 |
"New Stars" Seen in New Way |
![Fermi Gamma-ray images of novae Fermi Gamma-ray images of novae](/Images/objects/heapow/transients/grnovae_fermi_small.jpg) |
August 25, 2014 |
Dancing with the Bursts | ![The GRB Suite: Bridging art and science through the story of gamma-ray bursts The GRB Suite: Bridging art and science through the story of gamma-ray bursts](/Images/objects/heapow/transients/grbsuite_fermi_small.jpg) |
August 4, 2014 |
Metal Poor Burst? | ![Artist rendition of a jet-driven supernova in a metal-poor blue supergiant star Artist rendition of a jet-driven supernova in a metal-poor blue supergiant star](/Images/objects/heapow/transients/bsg_burst_small.jpg) | July 14, 2014 |
SN2014J | ![Swift UVOT image of SN 2014J in M82 Swift UVOT image of SN 2014J in M82](/Images/objects/heapow/transients/sn2014j_small.jpg) | February 3, 2014 |
Burst of Knowledge | ![Fermi LAT observation of GRB 130427a](/Images/objects/heapow/transients/grb130427a_fermi_small.jpg) | November 25, 2013 |
High Energy Ghost Particles from Outer Space | ![IceCube Neutrino Detector](/Images/objects/heapow/transients/icecube_pev_small.jpg) | May 20, 2013 |
The Wow Burst | ![LAT image of the April 27, 2013 gamma-ray burst](/Images/objects/heapow/transients/grb130427a_lat_small.jpg) | May 6, 2013 |
Long, Long Burst | ![Histogram of GRBs including ultra-long bursts](/Images/objects/heapow/transients/ultralong_grb_small.jpg) | April 22, 2013 |
A Breakthrough | ![Chandra/HST image of SN 2010jl](/Images/objects/heapow/transients/sn2010jl_chandra_small.jpg) | May 21, 2012 |
Cool Science | ![Final IceCube detector being placed under the Antarctic ice](/Images/objects/heapow/transients/neutrinos_icecube_small.jpg) | April 23, 2012 |
Double Degenerate? | ![merged X-ray view of SN Ia by Swift](/Images/objects/heapow/transients/snIa_swift_small.jpg) | March 26, 2012 |
Neutron Star of Wonder | ![Two views of GRB101225A](/Images/objects/heapow/transients/grb101225A_swift_small.jpg) | December 26, 2011 |
Now Who's Farthest? | ![Farthest burst ever seen?](/Images/objects/heapow/transients/grb090429b_swift_small.jpg) | July 25, 2011 |
A Flare from the Crab | ![Gamma-ray flare from the Crab Nebula](/Images/objects/heapow/transients/crabflare_fermi_small.jpg) | May 16, 2011 |
Time Flies for RXTE | ![RXTE 15th Birthday Poster](/Images/objects/heapow/transients/rxte_15th_small.jpg) | May 2, 2011 |
Short Bursts Solved? | ![Model of a short GRB produced by a neutron star merger](/Images/objects/heapow/transients/shortgrbs_small.jpg) | April 18, 2011 |
Down the Rabbit Hole | ![Lightcurve of a star swallowed by a supermassive black hole](/Images/objects/heapow/transients/grb110328A_swift_small.jpg) | April 11, 2011 |
Transmogrification | ![Lightcurve of a grb/magnetar](/Images/objects/heapow/transients/grb_magnetar_small.jpg) | November 8, 2010 |
Sic Transit Gloria MAXI | ![MAXI detection of a new X-ray Transient](/Images/objects/heapow/transients/maxi_j1409_small.jpg) | October 25, 2010 |
Gamma Nova | ![Fermi LAT detection of Nova Cyg 2010](/Images/objects/heapow/transients/novacyg2010_fermi_small.jpg) | August 16, 2010 |
Stunning | ![GRB100621A](/Images/objects/heapow/transients/grb100621A_swift_small.jpg) | July 19, 2010 |
The Swift 500 | ![500 Swift Bursts](/Images/objects/heapow/transients/swift_500_small.jpg) | June 7, 2010 |
Long Distance Champion | ![Afterglow of GRB 090423](/Images/objects/heapow/transients/grb090423_xmm_small.jpg) | November 9, 2009 |
The Great Photon Race | ![Fermi Photon Race](/Images/objects/heapow/transients/fermi_grtest_small.jpg) | November 2, 2009 |
A Magnetic, High Energy Personality | ![INTEGRAL observation of SGR 0501+4516, with model](/Images/objects/heapow/transients/sgr0501_integral_small.jpg) | October 26, 2009 |
Neutron Star Storm | ![SGR 1900+14 BAT lightcurve](/Images/objects/heapow/transients/sgr1900+14_bat_small.jpg) | September 7, 2009 |
Close to the Big Bang | ![z=8.2 afterglow seen by Swift](/Images/objects/heapow/transients/grb090423_swift_small.jpg) | May 4, 2009 |
The Extremest | ![Extreme burst detected by Fermi, Swift and GROND](/Images/objects/heapow/transients/grbextreme_lat_small.jpg) | February 23, 2009 |
How Low Can You Go? | ![INTEGRAL distribution map of faint GRBs](/Images/objects/heapow/transients/faintgrbs_integral_small.jpg) | November 24, 2008 |
Far and Away | ![Farthest Burst](/Images/objects/heapow/transients/grb080913_swift_small.jpg) | September 22, 2008 |
It's Here! | ![GBM GRB](/Images/objects/heapow/transients/gbm_burst_small.jpg) | August 25, 2008 |
Stumbled Upon Nova | ![XMM-Newton Slew Nova](/Images/objects/heapow/transients/v598pup_xmm_small.jpg) | August 4, 2008 |
In Memoriam | ![Swift image of SN 2008D](/Images/objects/heapow/transients/sn2008D_swift_small.jpg) | May 26, 2008 |
Home of the Whopper? | ![Swift Detection of naked-eye GRB](/Images/objects/heapow/transients/grb080319b_swift_small.jpg) | March 24, 2008 |
SN X-ray Progenitor? | ![SN Type Ia Progenitor?](/Images/objects/heapow/transients/ngc1404sn_chandra_swift_small.jpg) | February 18, 2008 |
Homeless | ![Homeless Burst](/Images/objects/heapow/transients/homeless_burst_small.jpg) | January 7, 2008 |
Fireworks | ![Swift/UVOT image of double supernovae](/Images/objects/heapow/transients/doublesn_swift_small.jpg) | July 2, 2007 |
Does 2006gy = 2007 Eta Car? | ![IR and X-ray images of SN 2006gy](/Images/objects/heapow/transients/sn2006gy_chandra_small.jpg) | May 14, 2007 |
Twenty Years in the Making | ![HST/Chandra images of SN 1987a](/Images/objects/heapow/transients/sn87a_chandra_hst_small.jpg) | February 26, 2007 |
The Long and the Short of It | ![Swift hybrid GRB](/Images/objects/heapow/transients/grb060614_swift_small.jpg) | January 8, 2007 |
Oddball GRB | ![Swift Oddball GRB](/Images/objects/heapow/transients/oddball_grb_swift_small.jpg) | March 6, 2006 |
Land of the SuperGiants | ![INTEGRAL SXRB transient](/Images/objects/heapow/transients/sxrb_integral_small.jpg) | December 12, 2005 |
Unraveling the Short-Burst Mystery | ![Location of GRB 050709](/Images/objects/heapow/transients/grb050709_hete_small.jpg) | October 10, 2005 |
Long Ago and Far Away | ![Afterglow of GRB 050904](/Images/objects/heapow/transients/farthest_grb_swift_small.jpg) | September 19, 2005 |
When Stars Collide | ![Artist conception of a neutron star merger](/Images/objects/heapow/transients/grb050509b_swift_small.jpg) | May 23, 2005 |
The Grail's Host | ![Host galaxy of GRB970228](/Images/objects/heapow/transients/grb970228_hst_small.jpg) | April 18, 2005 |
Shaking the Fields | ![Extremely Bright Burst from a Magnetar](/Images/objects/heapow/transients/grb041227_illus_small.jpg) | February 21, 2005 |
First BAT Burst | ![First BAT GRB](/Images/objects/heapow/transients/swift_burst_small.jpg) | January 17, 2005 |
Cosmic Chrysanthemum | ![Illustration of GRB 020813](/Images/objects/heapow/transients/grb020813_chandra_small.jpg) | July 5, 2004 |
Fog Lights | ![GRB halo](/Images/objects/heapow/transients/grb031203_xmm_small.jpg) | February 2, 2004 |
Flashers | ![X-ray Transients in NGC 1637](/Images/objects/heapow/transients/ngc1637_chandra_small.jpg) | November 3, 2003 |
Busy Month of Bursts | ![GRB Precusors?](/Images/objects/heapow/transients/march03_grbs_small.jpg) | March 31, 2003 |
INTEGRAL Spots a Burst | ![IBIS Burst Image](/Images/objects/heapow/transients/grb021125_integral_small.jpg) | January 20, 2003 |
Escape from a Black Hole | ![X-ray Jet from XTEJ1550-564](/Images/objects/heapow/transients/xtej1550_chandra_small.jpg) | October 21, 2002 |
In Real Time | ![HETE2 GRB 021004 localization](/Images/objects/heapow/transients/grb021004_hete2_small.jpg) | October 7, 2002 |
The Magnetic Connection | ![AXP X-ray burst](/Images/objects/heapow/transients/axp_rxte_small.jpg) | September 30, 2002 |
Chasing the Wild Burst | ![GRB 020819-HET2 & IPN](/Images/objects/heapow/transients/grb020819_hete2_small.jpg) | August 26, 2002 |
Post-mortem of a Monster's Death | ![GRB 011211 spectrum](/Images/objects/heapow/transients/grb011211_spectrum_small.jpg) | April 8, 2002 |
Death of a Faraway Star | ![SN2002ap/XMM](/Images/objects/heapow/transients/sn2002ap_xmm_small.jpg) | March 11, 2002 |
Caught in the Act | ![GRB011211/XMM-Newton](/Images/objects/heapow/transients/grb011211_small.jpg) | February 25, 2002 |
Best Looking Burst | ![CHANDRA/GRB010222](/Images/objects/heapow/transients/chandra_grb010222_small.jpg) | April 9, 2001 |
The Bursting Universe | ![BATSE burst map](/Images/objects/heapow/transients/batse_bursts_small.jpg) | January 22, 2001 |
GRB Wrinkles Ironed Out? | ![Chandra/GRB 991216](/Images/objects/heapow/transients/chandra_grb_small.jpg) | November 6, 2000 |
Pinpointing an Elusive Burst | ![GRB 990510](/Images/objects/heapow/transients/grb990510_small.jpg) | September 11, 2000 |
Variations in the X-ray Sky | ![ASM movie Frame](/Images/objects/heapow/transients/asm_movie_small.jpg) | Feb 7, 2000 |
X-ray Afterglow of a Gamma-Ray Burst: The Grail Found? | ![GRB 970228](/Images/objects/heapow/transients/grb_970228_small.jpg) | Dec 27, 1999 |