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NASA
NASA Missions Unveil Magnetar Eruptions in Nearby Galaxies
On April 15, a brief burst of high-energy light swept through the solar system, triggering instruments on many NASA missions. Now, multiple international science teams conclude that the blast came from a...
NASA
NASA | Blazar Bonanza
A long time ago in a galaxy half the universe away, a flood of high-energy gamma rays began its journey to Earth. When they arrived in April, NASA's Fermi Gamma-ray Space Telescope caught the outburst, which helped two...
NASA
NASA Missions Team Up to Study Unique Magnetar Outburst
On April 28, a supermagnetized stellar remnant known as a magnetar blasted out a simultaneous mix of X-ray and radio signals never observed before. The flare-up included the first fast radio burst (FRB) ever seen from within our Milky...
NASA
NASA's Fermi Finds Vast 'Halo' Around Nearby Pulsar
A new study of observations from NASA’s Fermi Gamma-ray Space Telescope has discovered a faint but sprawling glow around a nearby pulsar. If visible to the human eye, this gamma-ray “halo” would appear larger...
NASA
Build Your Own Fermi Satellite
Building paper models of spacecraft is a fun, interactive way to learn more about NASA's missions. Watch this video to see how NASA's Fermi Gamma-ray Space Telescope paper model comes together, then try making your...
NASA
NASA's Fermi Spots 'Fizzled' Burst from Collapsing Star
On Aug. 26, 2020, NASA’s Fermi Gamma-ray Space Telescope detected a pulse of high-energy radiation that turned out to be one for the record books – the shortest gamma-ray burst (GRB) caused by the death of a...
NASA
NASA Missions Study Shock Waves in Nova Explosion
Unprecedented observations of a nova outburst in 2018 by a trio of satellites, including NASA’s Fermi and NuSTAR space telescopes, have captured the first direct evidence that most of the explosion’s visible...
NASA
Doomed Neutron Stars Create Blast of Light and Gravitational Waves
Doomed neutron stars whirl toward their demise in this animation. Gravitational waves (pale arcs) bleed away orbital energy, causing the stars to move closer together and merge. As the stars collide, some of the debris...
NASA
Science Casts: Mysterious Objects at the Edge of the Electromagnetic Spectrum
NASA's Fermi Gamma-Ray Telescope is finding hundreds of new objects at the very edge of the electromagnetic spectrum. Many of them have one thing in common: Astronomers have no idea what they are. [3:27]
NASA
Science at Nasa: Science Casts: 600 Mysteries in the Night Sky
The Fermi Gamma-ray Space Telescope recently produced a map of the night sky. Out of 1873 new sources, nearly 600 were complete mysteries. In this week's ScienceCast, researchers speculate on the nature of the mystery objects - including...