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.

2 months ago

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…

3 months ago

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…

2 years ago

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…

3 years ago

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…

3 years ago

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.…

4 years ago

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…

5 years ago

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…

6 years ago

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.

7 years ago

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…

10 years ago