Tag Archive for 'Geminga'

A faint gamma-ray glow around the Geminga pulsar. Image credit: NASA’s Goddard Space Flight Center / M. Di Mauro.

Fermi Finds Enormous Gamma-Ray Halo around Nearby Pulsar

Dec 23, 2019 by News Staff

Using data from the Large Area Telescope (LAT) on board NASA’s Fermi Gamma-ray Space Telescope, astronomers have discovered a gamma-ray glow around Geminga,...

HAWC map for the region around Geminga (about 815 light-years away in the constellation Gemini) and PSR B0656+14 (about 940 light-years away). Image credit: John Pretz.

Nearby Pulsars Shed Light on Origin of Excess Antimatter

Nov 17, 2017 by News Staff

Astrophysicists using the High-Altitude Water Cherenkov (HAWC) Gamma-Ray Observatory in Mexico have detected the extended emission of high-energy gamma...