New observations show a star that blew up in two separate bursts, confirming a long-suspected cosmic phenomenon called a ...

By studying what makes the Milky Way unique, astronomers are hoping to understand our galaxy’s past and unravel the mystery ...

A previously unexplored globular cluster glitters with multicolored stars in this NASA Hubble Space Telescope image. Globular ...

This image from the Hubble Space Telescope shows the massive galaxy cluster Abell 1351, located in the constellation Ursa ...

In a groundbreaking cosmic revelation, astronomers have captured the first visual evidence of a dying star erupting in a rare ...

Astronomers have captured a jaw-dropping picture of star that exploded twice. It is the first time researchers have obtained ...

Astronomers had long been suspecting that some stars do meet their end of life with a dual detonation and new images prove ...

This is the first evidence for a white dwarf exploding not once, but twice. The discovery could shed new light on how some ...

The explosion of a star, called a supernova, is an immensely violent event. It usually involves a star more than eight times ...

This image, taken with ESO’s Very Large Telescope (VLT), shows the supernova remnant SNR 0509-67.5. These are the expanding ...

The Milky Way's core will be visible this month and through August. Here's what Tennessee stargazers should know.