Giant Star Begins Rare Transformation Before Supernova
Astronomers are watching a colossal star, 1,540 times the size of the sun, change from a red supergiant to a rare yellow hypergiant in real time.
#Astronomy#Stars#Supernova
#Supernova
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Betelgeuse Has a Hidden Companion Star, Scientists Confirm
Scientists have confirmed that the red supergiant Betelgeuse has a hidden companion star, solving the long-standing mystery of its periodic dimming.
#Betelgeuse#Astronomy#Astrophysics
Astronomers Detect Possible 'Superkilonova' Event
Astronomers may have witnessed a 'superkilonova,' a theoretical cosmic event where a star explodes twice, challenging our understanding of stellar death.
#Astronomy#Supernova#Kilonova
Webb Telescope Finds Ancient Supernova in Early Universe
Using the James Webb Space Telescope, astronomers have detected a supernova from when the universe was just 730 million years old, challenging theories about early stars.
#James Webb Space Telescope#Supernova#Astronomy
Webb Telescope May Have Found the Oldest Supernova Ever Seen
Using the James Webb Space Telescope, astronomers have likely found the most distant supernova ever seen, an explosion that occurred when the universe was only 730 million years old.
#James Webb Space Telescope#Astronomy#Supernova
Webb Telescope Finds Oldest Supernova Ever Recorded
The James Webb Space Telescope has captured light from a 13-billion-year-old supernova, making it the most distant and oldest stellar explosion ever seen.
#James Webb Space Telescope#Supernova#Astronomy
Supernova Explosions Are Not Spherical, New Study Reveals
For the first time, scientists have observed the true shape of a supernova's initial blast, revealing it is elongated and not a perfect sphere as long believed.
#Supernova#Astronomy#Astrophysics
Webb Telescope Finds Star Hidden by Dust Before Supernova
The James Webb Space Telescope has captured a rare view of a massive star shrouded in dust just before its supernova explosion, solving a long-standing cosmic mystery.
#James Webb Space Telescope#Astronomy#Supernova
Star System V Sagittae Prepares for Massive Supernova
Astronomers report that the V Sagittae star system, 10,000 light-years away, is nearing a massive supernova that could be visible in Earth's daytime sky.
#Supernova#V Sagittae#White Dwarf