Fermi Gamma-ray Space Telescope
Brightest Gamma-ray Burst Shines Light on Milky Way Structure
The brightest gamma-ray burst ever seen in 2022 still puzzles astronomers.
The Universe Sparkles in Gamma Rays in this New NASA Animation
We've come a long way since gamma rays were discovered. The late 1800s and early 1900s were a time of…
Jupiter Could Make an Ideal Dark Matter Detector
So, you want to find dark matter, but you don't know where to look? A giant planet might be exactly…
Halo Around a Pulsar could Explain Why We See Antimatter Coming from Space
Astronomers have been watching a nearby pulsar with a strange halo around it. That pulsar might answer a question that's…
Dark Matter Could Be A Source of Gamma Rays Coming from the Center of the Milky Way
There's a lot of mysterious goings-on at the center of the Milky Way. The supermassive black hole that resides there…
When it Comes to Gamma Radiation, the Moon is Actually Brighter Than the Sun
The eerie, hellish glow coming from the Moon may seem unreal in this image, since it's invisible to our eyes.…
Kilonova Neutron Star Collision Probably Left Behind a Black Hole
According to a new study, the recent merger of two neutron stars (which was detected thanks to the gravitational waves…
Second Fastest Pulsar Spins 42,000 Times a Minute
Thanks to a team of researchers from the Netherlands, who used the Low Frequency Array (LOFAR), the second fastest-spinning pulsar…
Fermi Links Neutrino Blast To Known Extragalactic Blazar
The Fermi Space Telescope has found the source of 'Big Bird', one of the most energetic neutrinos ever detected.
How Much Light Has The Universe Created Since the Big Bang?
The universe, most cosmologists tell us, began with a bang. At some point, the lights turned on. How much light…