fermi
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Cosmic ‘Lighthouses’ That Beam Gamma Rays Could Reveal Gravitational Waves All Around Us
A team of astronomers have compiled 12.5 years of data from the Fermi Gammy-ray Space Telescope to form a gamma-ray pulsar timing array, a system of cosmic lighthouses that could help reveal ripples in spacetime.
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How NASA’s Fermi Telescope Sidestepped A Gigantic Space Crash
There’s are kinds of asteroids and other debris cruising through space, but a lot of the really dangerous stuff is stuff we put there ourselves. NASA’s cosmic bubble-spotting Fermi telescope almost had an intergalactic fender bender, but not with some epoch-old rock floating through the cosmos. No, it almost got crushed by some Cold War-era…