Spaceships in the Night A nearby star system has just served as the proving ground for a new technique to search for signs of ...

While the dream of encountering intelligent beings remains distant, we might just have chanced upon a planet that mirrors our ...

An international team of astronomers has figured out that a famous brown dwarf is actually a pair of tight-knit brown dwarfs, weighing about 38 and 34 times the mass of Jupiter, that whip around each ...

The Supreme Court on Wednesday allowed a Biden administration regulation aimed at limiting planet-warming pollution from coal ...

"Gliese 229B was considered the poster-child brown dwarf, and now we know we were wrong all along about the nature of the ...

The astronomers discovered that Gliese 229B wasn't a single object but a pair of brown dwarfs, orbiting each other closely.

Astronomers resolve longstanding mystery of Gliese 229B's dimness, despite its considerable mass. A Caltech-led team ...

Scientists say a celestial object discovered decades ago is actually twins orbiting each other. The discovery was published ...

Just a few smashups in the asteroid belt may account for 70 percent of Earth’s meteorites, limiting what’s known about our solar system’s history.

The longest single-target search for radio signals from TRAPPIST-1 — a star system with seven planets just 41 light-years ...

Europa Clipper launched on Monday, Oct. 14 atop a SpaceX rocket to begin a 1.8-billion-mile journey to the Jovian System to ...

A NASA filmmaker has claimed that telescopes on Earth have discovered evidence of intelligent alien life, and the ...