Fermi Gamma-ray Space Telescope
Astronomers Uncover New Details in the Brightest Gamma Ray Burst Ever Detected
In October 2022, the Fermi Gamma-ray Space Telescope and the Neil Gehrels Swift Observatory detected an extraordinarily powerful Gamma Ray…
The Mystery of Cosmic Rays Deepens
Cosmic rays are high-energy particles accelerated to extreme velocities approaching the speed of light. It takes an extremely powerful event…
Colliding Neutron Stars are the Ultimate Particle Accelerators
Gamma-ray telescopes observing neutron star collisions might be the key to identifying the composition of dark matter. One leading theory…
Watch 14 Years of Gamma-Ray Observations in This Fascinating NASA Video
The Fermi Gamma-ray Space Telescope, named in honor of noted physicist Enrico Fermi, has been in operation for almost a…
Fermi has Found More than 300 Gamma-Ray Pulsars
In June 2008, the Gamma-ray Large Area Space Telescope began surveying the cosmos to study some of the most energetic…
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…