Webb telescope discovered a bizarre exoplanet with carbon atmosphere, no hydrogen, orbiting a super-dense spinning star.

Astronomers have recently uncovered a remarkable planetary system around the faint orange star WASP-132, featuring two exoplanets that couldn’t be more different. One is a rocky world that completes ...

While most planets that we are familiar with stick relatively close to their host star in a predictable orbit, some planets ...

Scientists measured mass and distance of free floating planet drifting through space without star for first time.

A lonely world the size of Saturn is drifting through the Milky Way with no star to warm it, and for the first time ...

New simulations examine whether the seven planets in the TRAPPIST-1 system could host moons, showing that only small, close-orbiting moons could remain stable over long periods ...

Astronomers at Princeton University have uncovered evidence that the outer solar system is more structured than long believed ...

Astronomers have detected an exoplanet with a highly oblong orbit that experiences wild temperature swings — and it may be transitioning into another type of world. The exoplanet, named TIC 241249530 ...

A study using NASA’s TESS data finds that aging Sun-like stars lose close-orbit planets as they evolve, offering insight into the long-term fate of planetary systems ...

High-resolution study of Jurassic mudstones in China’s Sichuan Basin reveals that astronomical cycles control climate, ...

With sapphire waterfalls, lava rain and orbits around dead stars, these distant worlds push the limits of what’s possible.

NASA's Kepler mission has found the first multi-planet solar system orbiting a binary star, characterized in large part by University of Texas at Austin astronomers using two telescopes at the ...