Tag: Neil Gehrels Swift Observatory
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NASA Highlights Lessons Learned From Swift Boost Mission
A commercial mission to boost NASA’s Swift observatory concluded without raising the spacecraft’s orbit, but the agency and industry vendor gained valuable experience that will benefit future in-space servicing programs.
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NASA’s Fermi Mission Uncovers Possible Sibling Supernova Remnants
A new study of two supernova remnants, the debris left behind after stars explode, suggests the explosions came from stellar siblings that once orbited each other. The first star’s detonation sent its binary companion hurtling through space, and then, after…
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Black Hole Eats Star: NASA Missions Discover Record-Setting Blast
Editor’s note, Dec. 11, 2025: This story was updated to include an additional partner’s research and related release. Astronomers have been poring over a flood of data from NASA satellites and other facilities as they try to work out what…
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3 Black Holes Caught Eating Massive Stars in NASA Data
Black holes are invisible to us unless they interact with something else. Some continuously eat gas and dust, and appear to glow brightly over time as matter falls in. But other black holes secretly lie in wait for years until…
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NASA’s NICER Maps Debris From Recurring Cosmic Crashes
Lee esta nota de prensa en español aquí. For the first time, astronomers have probed the physical environment of repeating X-ray outbursts near monster black holes thanks to data from NASA’s NICER (Neutron star Interior Composition Explorer) and other missions.…