The levels of a heavy form of hydrogen in 3I/ATLAS are 30 to 40 times higher than in Earth's oceans, suggesting the comet has ...

The molten planet, with an atmosphere rich in sulfur-bearing gases, is unlike anything astronomers have ever smelled.

New SETI research suggests space weather like solar winds could be interfering with alien radio signals, making them harder ...

Astronomers have identified a strange new kind of exoplanet that challenges how scientists classify worlds beyond our Solar System. The planet, L 98-59 d, appears to contain a vast ocean of molten ...

Scientists are turning their attention closer to home, investigating unexpected locations within our solar system for signs of life. As new data emerges, long-held assumptions are challenged, raising ...

Talk about a hot mess. Scientists have uncovered a hellish “lava world” where temperatures soar to a blistering 2,700 degrees ...

Astronomers have spotted something unusual in a comet passing through our Solar System. 3I/ATLAS, only the third confirmed ...

Scientists are scrambling to explain why interstellar visitor 3I/ATLAS is carrying life's chemical building blocks at ...

Harvard astrophysicist Avi Loeb says interstellar comet 3I/ATLAS likely comes from the Milky Way's disc, as astronomers ...

By Will Dunham WASHINGTON, March 16 (Reuters) - Astronomers have spotted a planet orbiting a star in our neighborhood of the ...

A breakdown of the "War Machine" ending, including the final scene, biggest twists, and what it all means.