Astronomers say they spotted signs of a giant explosion releasing from a star beyond our solar system, one powerful enough to destroy a planet’s atmosphere.

SpaceX's Starship splashed down in the Indian Ocean about an hour after launch. A camera on buoy captured the fireworks.

Astronomers first documented a CME in 1859, in conjunction with the widespread energy grid disruptions that later became ...

When this shock reaches the surface, it releases an enormous burst of energy. The star brightens dramatically, becoming visible as a supernova. For a short period, astronomers can study the initial ...

Swift observations with the European Southern Observatory's Very Large Telescope (ESO's VLT) have revealed the explosive ...

The supernova was the death of a red supergiant star 500 times larger than the sun, in a galaxy just 22 million light-years ...

In a small blow to the search for extraterrestrial life, a nearby star shot out a strong enough coronal mass ejection to ...