Scientists using the Chandra X-ray telescope have uncovered new details about the famous supernova remnant Cassiopeia A.
Astronomers have for the first time observed the birth of a magnetar, a highly magnetized, rapidly spinning neutron star, directly linked to some of the universe’s brightest exploding stars. This ...
Astronomers using NASA’s Chandra X-ray Observatory to observe galaxy Messier 83 (M83) spotted the unexpected explosive ...
WASHINGTON — A supernova, the explosive death of a star, is always violent, blasting material into space while typically leaving behind a compact stellar remnant like a neutron star or black hole. But ...
Astronomers have discovered a strange new signal coming from an exploding star — a “chirp” that speeds up over time, similar to the signals seen when black holes collide. The unusual pattern appeared ...
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