This week, astronomers spotted the third known interstellar visitor to our Solar System. First detected by the Asteroid ...

These things take millions of years to go from one stellar neighborhood to another, so this thing has likely been traveling ...

The James Webb Space Telescope has discovered its first exoplanet, astronomers said on June 25, capturing rare direct images ...

U.S. Sens. John Cornyn and Ted Cruz got language into President Donald Trump's "Big, Beautiful Bill" that creates a path for ...

A mysterious object the size of Manhattan, originating from outside our Solar System, has been spotted by astronomers.

The shattered star at the center was once a white dwarf, a stellar ember no larger than Earth, yet almost as heavy as the Sun ...

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

Astronomers uncover the first direct evidence for how some white dwarf stars explode, confirming the long-debated ...

MUSE allows astronomers to map the distribution of different chemical elements, displayed here in different colours. Calcium ...

Astronomers have, for the first time, witnessed a star meeting a dramatic end by exploding twice. In a study published in ...

Astronomers have finally caught a dying star in space going out with a bang — and then another bang. The new photographic ...