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NASA’s Chandra Releases Doubleheader of Blockbuster Hits
New movies of two of the most famous objects in the sky — the Crab Nebula and Cassiopeia A — are being released from NASA’s Chandra X-ray Observatory. Each includes X-ray data collected by Chandra over about two decades. They…
NASA’s Fermi Mission Sees No Gamma Rays from Nearby Supernova
A nearby supernova in 2023 offered astrophysicists an excellent opportunity to test ideas about how these types of explosions boost particles, called cosmic rays, to near light-speed. But surprisingly, NASA’s Fermi Gamma-ray Space Telescope detected none of the high-energy gamma-ray…
A Solar Neighborhood Census, Thanks to NASA Citizen Science
To take a census of nearby cosmic objects, sending out a survey won’t work. Scientists need to use many telescopes with different specializations to chart what is in the general neighborhood of the Sun. Looking to understand more about our…