Astronomers have found thousands of exoplanets around single stars, but few around binary stars—even though both types of ...

A breathtaking new video compresses more than a decade of deep-space observation into a few seconds, revealing the hypnotic motion of distant worlds. The animation, created by astrophysicist Jason ...

Like Earth, Mars once had a strong magnetic field that shielded its thick atmosphere from the solar wind. But now only the magnetic imprint remains. What's long baffled scientists, though, is why this ...

New simulations suggest Jupiter holds far more water than once thought, reshaping ideas about how the largest planet formed.

When we start talking about Earth's origin, there are many theories on the table that have been tossed around for years, with the Big Bang hypothesis often leading the charge. But thanks to the James ...

Astronomers have long faced a strange contradiction: most stars are born in pairs, and ...

Add Yahoo as a preferred source to see more of our stories on Google. Digital art of distant planet - Dottedhippo/Getty Images On August 24, 2006, our solar system lost a planet. It wasn't by ...

Astronomers have, for the first time, observed the very beginning of planet formation around a star beyond our Solar System. Using the James Webb Space Telescope and ALMA, researchers detected hot ...

Most planet-forming disks have warps that can lead to planets on inclined orbits, which could explain where the tilt of Earth's orbit came from. When you purchase through links on our site, we may ...

First ever supercomputer simulations of Mars with a fully molten core could explain the Red Planet's unusual magnetic field. Billions of years ago, Mars had an active magnetic field. Mysteriously, its ...