Astronomers have found a compact solar system whose planets line up in a way that, according to current models, should not be possible. Around the small star LHS 1903, a dense rocky world orbits on ...

An exoplanetary system about 116 light-years from Earth could flip the script on how planets form, according to researchers ...

Our solar system is a weird place. Much more than a home to eight planets, it’s filled with a myriad of fascinating other smaller bodies, including moons, asteroids, and comets. In recent decades, ...

A planetary system 116 light-years from Earth has a peculiar pattern. It could flip the script on how planets form, ...

A small red dwarf star in the Milky Way has drawn attention after astronomers mapped four closely orbiting planets around it. The system, known as LHS.

Astronomers and amateur stargazers will be in for a treat this week when a seventh planet will join six others in a planetary parade. Scientists have studied their first full asteroid return sample, ...

Since the 1990s, scientists have discovered approximately 6,100 planets outside our solar system, called exoplanets.

CAPE CANAVERAL, Fla. — Astronomers have discovered a rare in-sync solar system with six planets moving like a grand cosmic orchestra, untouched by outside forces since their birth billions of years ...

We advocate for a mission concept study for a space telescope dedicated to solar system science in Earth orbit. Such a study was recommended by the Committee on Astrobiology and Planetary Science ...