Fermi’s main instrument, the Large Area Telescope (LAT), thus operates more like a particle detector. When a gamma ray reaches the telescope ... The Large Area Telescope scans the whole sky once every ...

NASA’s Fermi Gamma-ray Space Telescope "detected none of the high-energy gamma-ray light" from a nearby supernova. NASA explains. Credit: NASA Goddard Space Flight Center USPS Warning Issued as ...

An curved arrow pointing right. NASA's Fermi Gamma-ray Space Telescope can now detect solar flares occuring on the side of the sun it cannot see. This could help scientists better understand solar ...