The Solar System, home to Earth and countless other fascinating planets and moons, exists within the Milky Way galaxy. But ...

Astronomers have discovered a new exoplanet that may be habitable 35 light-years from Earth. Named L 98-59 f, it joins four ...

The Solar System is a fascinating place, with each planet orbiting the Sun at its own unique distance. But how far apart are these planets, and how do they travel through space? Uncover the true scale ...

This artist’s concept depicts one of the solar system’s inner planets slamming into Earth after being nudged on a collision course by a passing star. Such a world-shattering cataclysm is ...

International astronomers have for the first time witnessed the birth of a planetary system beyond Earth's sun that could one ...

The newborn planetary system appears to be emerging 1,300 light-years away around a baby star known as HOPS-315. Planet-forming materials were first identified using NASA's James Webb Space Telescope.