NuSTAR Discovers Pulsar Powering Intense Gamma Rays
Using NASA’s Nuclear Spectroscopic Telescope Array, astronomers have discovered a pulsar spinning five times per second and the ultimate power source of both the high-energy…
Gamma Ray News
Swift Satellite Observes Rare Ultra-Long Gamma-Ray Burst
A newly published study analyzes a long-lasting blast of high-energy light, revealing that the gamma-ray burst was a rare and newly recognized class of ultra-long…
ALMA Maps Environment around Dark Gamma-Ray Bursts for the First Time
Using the Atacama Large Millimeter/submillimeter Array, astronomers have directly mapped out the molecular gas and dust in the host galaxies of gamma-ray bursts for the…
Astronomers Solve the Mystery of Where Gamma Rays Originate
An international team of astronomers has for the first time confirmed a link between the gamma bursts and their counterparts in several radio frequencies, solving…
Researchers Study Mysterious Gamma Ray Source with No Known Counterpart
Using the VERITAS gamma-ray telescope, astronomers studied a mysterious VHE gamma-ray source from the constellation of Cygnus that has no known counterpart at other wavelengths….
Astronomers Discover a Gamma-Ray Burst without a Radio Afterglow
In new study, astronomers detail the discovery of a gamma-ray burst without a radio afterglow. Astronomers led by a Curtin University researcher have discovered a…
New Research Shows Fast Radio Bursts Might Come From Nearby Stars
A new study from the Harvard-Smithsonian Center for Astrophysics reveals that fast radio bursts might come from nearby flaring stars, rather than more energetic events…
Astronomers View the Infrastructure of Gamma-ray Burst Jet 120308A
Astronomers detail the magnetic fields at the heart of GRB 120308A, which was detected by NASA’s Swift satellite in the constellation Ursa Minor. A new…
Astronomers Confirm a Reverse Shock in Gamma Ray Burst 130427A
Using data from radio and millimeter observations of GRB 130427A, CfA astronomers have confirmed the signature of the reverse shock in GRB 130427A, and determined…
Astronomers View Cosmic Blast GRB 130427A in Unique Detail
Five newly published studies from astronomers around the world detail one of the brightest gamma-ray bursts ever seen, GRB 130427A. On April 27, a blast…
NASA’s Fermi, Swift View Record-Setting Gamma-Ray Burst
NASA’s Fermi Gamma-ray Space Telescope and Swift satellite viewed gamma-ray burst 130427A, which produced the highest-energy light ever detected from a GRB. A record-setting blast…
Astronomers Believe a Gamma-Ray Burst Hit Earth in the 8th Century
Astronomers from the Royal Astronomical Society suggest that two compact stellar remnants, such as black holes or neutron stars, collided and released a large gamma-ray…
NASA’s Fermi Measures Extragalactic Background Light
Using data from NASA’s Fermi Gamma-ray Space Telescope, a team of astronomers have made the most accurate measurement of starlight in the universe and used…
H.E.S.S. II Telescope Starts Operation and Detects Its Very First Images
With a 28-meter mirror and a mass of almost 600 tons, the H.E.S.S. II telescope is up and running, detecting its very first images of…
Gamma-Ray Beams Suggest Milky Way’s Central Black Hole Had Active Past
NASA’s Fermi space telescope captured evidence of two gamma-ray beams that extend from the galactic center to a distance of 27,000 light-years above and below…
High-Energy Radiation is Refracted Setting the Stage for Gamma Optics
New research into gamma rays has led to a discovery that will make many new applications possible in medicine and materials research. Physicists at the…
Gamma Ray Bursts Hold Clues to Chemical Composition of the Early Universe
Gamma ray bursts (GRBs) have been routinely observed by orbiting observatories, such as NASA’s Fermi and Swift spacecraft, and astronomers are planning on using them…
Gamma Ray Lens Created Using Amplifying Effect of Virtual Electron-Positron Pairs
It was previously thought that making a lens out of highly energetic light, gamma rays, was impossible. Physicists have created such a lens and think…
