In 1181 AD, a bright "guest star" was observed to linger in the sky for around six months. Nearly 850 years later, the likely remnants of this event were rediscovered and tentatively linked to the ...
Decades in the making, NASA's X-ray timelapse shows a stellar explosion expanding into space at up to 2% the speed of light. Reading time 2 minutes A mind-blowing video shows the remnant of an ancient ...
NASA's Chandra X-ray Observatory releases its longest-spanning video of X-ray data yet. Credit: NASA / CXC / SAO / Pan-STARRS Astronomers have turned a famous star explosion into a 25‑year time‑lapse, ...
Add Yahoo as a preferred source to see more of our stories on Google. This combined image shows Pa 30, a unique stellar remnant in the constellation Cassiopeia. (Credit: NASA/CXC) It's never too late ...
A stunning NASA time lapse shows the violent death of a star over 25 years. Chandra X-ray Observatory footage captures Kepler’s Supernova Remnant expanding at millions of miles per hour, revealing how ...
Editor’s note: This article was originally published Aug. 13, 2025, and has been updated to include new text and illustrations featured in the January 2026 issue of Astronomy. Using an artificial ...
A supernova in a distant galaxy has shaken up what astronomers thought they knew about the birth of black holes. SN 2022esa, discovered in UGC 5460 in Ursa Major, didn’t go quietly into the cosmic ...
Outside hitter Bethania de la Cruz, opposite hitter Jess Schaben-Lansman, and middle blocker Hristina Vuchkova choose not to play for the Supernovas in 2025. The Supernovas kept the momentum from ...