Tag: #supernova

A Superluminous Supernova Blinked Four Times—And May Reveal Einstein’s Frame-Dragging at Work

Astronomers report a rare “chirping” supernova whose four accelerating flares may trace frame-dragging around a newborn magnetar, testing relativity.

#astronomy, #supernova, #magnetar, #generalrelativity, #timedomain

Webb Spots Earliest Known Supernova After Gamma-Ray Burst From Cosmic Dawn

A gamma-ray burst flagged by the SVOM telescope led Webb to the earliest confirmed supernova, showing massive stars died in familiar ways just 730 million years after the Big Bang.

#astronomy, #space, #jwst, #supernova, #gammarayburst

NASA's Chandra X-ray Observatory Reveals New Supernova Insights

Discoveries at Cassiopeia A challenge the symmetry of supernova explosions, offering fresh perspectives on stellar deaths.

#nasa, #supernova, #cassiopeiaA, #neutronstars