In a new study, astronomers have revealed that a near-Earth asteroid discovered in 1998 is actually one such dark comet, with ...

This discovery marks a major milestone in the search for life on worlds beyond our solar system. A faint stream of helium ...

For centuries, space has fascinated humans like no other. From the sun's glare to the moon's surface and even Saturn's ...

The James Webb Space Telescope has found a third giant planet in the Beta Pictoris system — not by photographing it as a ...

The newly found object, estimated to be roughly as massive as Jupiter, orbits a brown dwarf—a "failed star"—which in turn ...

A new analysis suggests the Sun holds far more silver than earlier estimates indicated. More advanced models of the solar ...

Barnard’s Star hosts four hostile small planets whose unusual chemistry and orbital rhythm reveal how compact planetary systems can form and survive.

Scientists are documenting a planetary system in the Milky Way galaxy that is so starkly dissimilar to our own solar system that they are struggling to ...

Researchers probe the geochemistry of the moon, Mars, asteroids, and water worlds to understand our home and plan for future ...

Discover the surprising finding that the Sun contains 55% more silver than scientists initially expected, shedding new light on solar composition.

Rocky exoplanet atmosphere confirmed for the first time in a habitable zone: Harvard astronomers detected helium escaping ...