Data from oceans, ice and the air all point to the same thing: rising invisible heat. What experiments are working, and what kinds of trials do we need to stop?

Aliens have been one of the most enduring elements of science fiction. Sometimes they’re terrifying, sometimes they’re wise, ...

A unique gas giant has been confirmed through global teamwork, offering insights into planetary formation and future ...

EXCLUSIVE: Scientists say the discovery of a Jupiter-like planet promises to further understanding of planetary systems.

The object gained an official name, C/2025 N1 or 3I/ATLAS, on Wednesday. Moving at a record-setting speed for an interstellar ...

The ancient history of Earth has always been hard to read. Most of the planet’s earliest crust has been lost, buried, or melted by geologic processes over billions of years.

A scientist has warned that Earth's rotation is unexpectedly accelerating, leading to the shortest day in history. Graham ...

Long theorized but never observed, the first known “planet with a death wish” is described by Ilin and her colleagues in a ...

The James Webb telescope has made another stunning discovery -- this time of a massive planet that could potentially sustain ...

The NASA/ESA Cassini-Huygens mission explored Saturn and its moons from 2004 to 2017, providing the most detailed images and data on the system ever taken. This included Saturn's largest moon, Titan, ...

Stars often whip their planets with solar winds and radiation, pull them ever closer with gravity and sear them with heat.

A mass extinction event wiped out around 90% of life. What followed has long puzzled scientists: The planet became lethally ...