"When nearby supernovas occur in the future, the radiation could have a pretty dramatic effect on human society." ...

When a star explodes, it sends high-energy particles out in all directions. This burst of energy can travel through space for ...

Explore HubbleHubble HomeOverviewAbout HubbleThe History of HubbleHubble TimelineWhy Have a Telescope in Space?Hubble by the ...

When a massive star explodes in a brilliant flash called a supernova, it sends out a wave of high-energy particles into space ...

Research links supernovae to Earth’s climate shifts, revealing potential atmospheric impacts and adding a cosmic layer to ...

Behind this galaxy’s calm facade lies the fingerprint of a long-dead giant star. A violent supernova once rocked its ...

The US space agency has discovered a mysterious object which is sending signals to Earth every 44 minutes. Located about ...

Astronomers have spotted something remarkable hiding in the depths of the Milky Way—a nearly perfect circle formed from the ...

In the heart of distant galaxies, astronomers have witnessed the most violent stellar death throes ever recorded.

The most recent nearby supernova, SN 1987A, was in the Large Magellanic Cloud. The Milky Way’s youngest known supernova is ...