In a galaxy where change is usually measured in millennia, NASA has assembled a movie that shows Kepler’s supernova remnant ...

In 1181 AD, a bright "guest star" was observed to linger in the sky for around six months. Nearly 850 years later, the likely ...

A green "Grinch-like" shape in a supernova remnant imaged by the James Webb telescope may have come from a blast debris field, scientists proposed When you purchase through links on our site, we may ...

Cambridge, MA – Since Galileo first pointed a telescope at the sky 400 years ago, a myriad of technological advances have allowed astronomers to look at very faint objects, very distant objects, and ...

Astronomers witnessed a supernova in progress, observing jets of material moving at relativistic speeds: up to half the speed of light. Scientist Megan Argo wanted to explain this exciting discovery ...