Astronomers manning an asteroid warning system caught a glimpse of a large, bright object zipping through the solar system ...

This unprecedented view of the Bullet Cluster provided by the James Webb Space Telescope and the Chandra X-ray Observatory ...

The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar ...

The Phantom Galaxy (M74) has been imaged in infrared and optical light using the James Webb Space Telescope and Hubble Space ...

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

Astronomers have confirmed that a recently spotted object is an interstellar visitor, and appears to have come from the ...

Astronomers have achieved a first in exoplanet hunting by using the Hubble Space Telescope images to investigate a mysterious event that could reveal the existence of a “rogue planet” drifting through ...

Travel back 390 million years after the big bang to the ancient Maisie's Galaxy in this stunning 3D visualization that ...

NASA's James Webb Space Telescope (JWST) has produced a new image of the Bullet Cluster, which is a titanic collision between ...

Because it doesn't interreact with light or electromagnetism, dark matter exists to us only through its influence on visible ...

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