James Webb Space Telescope reveals weather patterns from how planet WASP-94 A b filters the light of its parent star.

The biggest episodes of the past have altered the course of human events, according to researchers. An emerging one is ...

Scientists have discovered a bizarre planetary system where a rocky world orbits farther out than giant gas planets, defying ...

Explore 25 Major Events in Earth's 4.5 Billion Year History. Discover pivotal moments from its formation to the rise of life.

Over billions of years, a planet will have encountered all the small bodies in its vicinity enough times to clear its orbit of them.

Harvard University faculty have voted to limit the number of A grades awarded to undergraduates, approving one of the most ...

Neptune’s moons have long provided evidence of a cataclysm four billion years ago. A new study suggests one moon may have ...

A long-term study of humanity's footprint after dark reveals a constantly shifting portrait of human activity visible from ...

Our solar system appears beautifully organized, but its stability is actually the result of an incredibly delicate cosmic ...

There’s been a fierce debate over the past two decades about the status of the distant icy world of Pluto after it was ...

Hubble has revealed a giant planet-forming disk unlike anything astronomers have seen before. Nicknamed “Dracula’s Chivito,” ...