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…
Fermi Gamma-ray Space Telescope News
NASA’s Fermi Dodges a Defunct Cold War Spy Satellite
NASA’s Fermi Gamma-Ray Space Telescope has a close call with the 3,100-pound Cosmos 1805, a defunct Cold-War spy satellite, avoiding a near collision. NASA scientists…
Emission Spectrum From Blazar PKS 1424+240 Deviates From Expectations
Using data from the Hubble Space Telescope, researchers noticed that the emission spectrum from blazar PKS 1424+240 deviated from what was expected, possibly indicating something…
NASA’s Swift Discovers Three Unusually Long-Lasting Stellar Explosions
In three new studies, astronomers discuss the three unusually long-lasting stellar explosions that were discovered by NASA’s Swift satellite and represent a previously unrecognized class…
Black Hole Collision May Have Triggered Starforming and Accretion-Powered Activity
In a soon-to-be-published paper, researchers at Vanderbilt University suggest that several million years ago the Milky Way was teaming with starforming and accretion-powered activity that…
Astrophysicists Confirm Cosmic Rays Come From Exploding Stars
Using data from NASA’s Fermi Gamma-ray Space Telescope, researchers confirmed that cosmic rays do indeed come from exploding supernovas. A new study confirms what scientists…
Supernova Remnants Accelerate Cosmic Rays
A newly published study provides the first clear-cut evidence that supernova remnants accelerate cosmic rays to incredible speeds. A new study using observations from NASA’s…
Supersonic Outflows Contain a Million Times the Energy of an Exploding Star
In a newly published study, an international team of astronomers describe how they detected and mapped outflows of charged particles from the center of our…
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…
New Analysis Method Discovers Millisecond Pulsar via Its Pulsed Gamma Radiation
Using a new a new data analysis method, a team of scientists discovered a millisecond pulsar solely via its pulsed gamma radiation. Pulsars are the…
Newly Discovered Gamma-Ray Pulsar J1838-0537
By employing new optimal algorithms on their ATLAS computer cluster to help go through Fermi data, scientists from the Max Planck Institute discovered the 5,000…
Fermi Detects the Highest-Energy Light Ever Associated With an Eruption on the Sun
NASA’s Fermi Gamma-ray Space Telescope recently detected a solar flare that produced enough gamma rays to briefly make the sun the brightest object in the…
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…
New Technique Leads to the Discovery of 5 New Pulsars
By combining observations from the Large Area Telescope and the Parkes Radio Telescope in Australia, scientists have found a new technique for hunting pulsars. The…
Gamma Rays Conclusions Based on Fermi Data
Roughly four years after Fermi began studying gamma-rays, a soon-to-be-published study documents interesting findings. It turns out that the Crab Nebula and other individual point…
Fermi Finds Celestial Sources of Photons, Some Unexplainable
NASA’s Fermi Gamma-Ray Telescope has detected enough energetic photons to produce the first all-sky map of the very high energy universe. Since Fermi’s launch in…
New Planck Mission Images Show Strange Haze and Cold Gas
Scientists are studying the new images from the Planck mission to hopefully gain a better understanding of our galaxy. The images show previously undiscovered islands…