A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

Meeting of the American Astronomical Society, two teams of astronomers—centered at Penn State and MIT—independently announced ...

Astronomers have found two planets around two separate stars that are succumbing to their stars' intense heat.

Researchers say there’s a 1.3 percent chance that the space rock 2024 YR4 could strike our planet — but not until December ...

A new study in astrophysics has found why some planets’ paths have certain peculiar features. The formation of the solar ...

the researchers created an additional 10,000 simulations including the terrestrial planets as well. In these cases, too, the flybys that had previously altered the giant planets' orbits to their ...

"The James Webb Space Telescope has been truly revolutionary- it is now hard to imagine what life was like without it!" ...