Planetary systems in the Milky Way galaxy tend to follow a particular pattern: rocky planets toward the center, closest to ...

Their observations of a faint, cool M-dwarf star called LHS 1903 revealed a system with a rocky world at its outer edge. LHS ...

A new study hints that Saturn's largest moon, Titan, was created around 400 million years ago, when two massive moons smashed ...

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

It would be understandable if you stopped thinking as much about Pluto after it was “demoted” from being considered one of the nine planets sharing the Earth’s solar system to being classified as a ...

A global team of astronomers, led by the University of Warwick, have used a European Space Agency (ESA) telescope to discover ...

Each year, the world's leading climate scientists evaluate the most critical evidence on how our planet is changing. Their ...

Astronomers have uncovered a distant planetary system that flips a long-standing rule of planet formation on its head. Around the small red dwarf star LHS 1903, scientists expected to find rocky ...

Scientists have identified a rocky outer planet in a system where a gas giant was expected. The discovery challenges ...

By Will Dunham WASHINGTON, Feb 14 (Reuters) - Astronomers have observed a planetary system that challenges current planet formation theories, with a rocky planet that formed beyond the orbits of its ...

The stars may not align, but the planets will. Stargazers are in for a treat later this month when six planets form a line during a rare event scientists are dubbing a “planetary parade.” The ...

A rocky exoplanet in the LHS 1903 system defies planet formation models, hinting that gravitational upheaval reshaped the red dwarf’s four worlds.