NASA said a tiny moon has been found by the Webb Space Telescope orbiting the planet Uranus. The moon is only six miles wide ...

Astronomers have spotted only three objects known to have come from outside our solar system. The newest, called 3I/ATLAS, is already raising eyebrows. First seen this summer, it doesn’t quite behave ...

NASA's James Webb Space Telescope has spotted a tiny moon orbiting Uranus, expanding the number of the planet's known ...

A mystery object tearing towards Earth at break-neck speed has raised fears that aliens are on their way here.

By analyzing the data from NASA's Chandra spacecraft, astronomers have conducted the first X-ray study of a globular cluster ...

Suppose a spacecraft already in Jupiter orbit could be reused to pursue an interstellar visitor? That is the question behind ...

He said images from the Hubble Space Telescope show a glow in front of the object, but no tail behind it. Usually, comets ...

Scientists have discovered a new, elusive moon around Uranus, making it the 29th natural satellite known to orbit the ice ...

NEW YORK (AP) — The Webb Space Telescope has spotted a new tiny moon orbiting Uranus. The new member of the lunar gang, ...

A new image has revealed the clearest glimpse yet of an interstellar visitor zipping through our solar system. The Hubble ...