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

By Will Dunham WASHINGTON, Feb 14 (Reuters) - Astronomers have observed a planetary system that challenges current planet ...

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

Gas giants possibly developed slowly in the solar system. They developed cores layer by layer within a disk of ice and dust ...

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

The planetary system, located 120 light-years away, features four worlds orbiting a red dwarf star and challenges classical formation schemes.

Jupiter, the largest planet in the solar system, may have been responsible for a mysterious age gap in the early solar system's planet building blocks. Credit: NASA / JPL-Caltech / SwRI / MSSS / Tanya ...

CC0 Usage Conditions ApplyClick for more information. The Solar System is much more than a collection of planets, moons, comets, and asteroids. It is our home in the cosmos. The Solar System's only ...

If you've ever wondered why we are here, then you can thank Jupiter for part of the answer. A new study from Rice University suggests that if it weren't for the gas giant, the Earth would have ...

The researchers discovered the candidate world while examining data gathered by the NASA Kepler space telescope in 2017. It ...

Stargazers can see six planets all in one evening during the second month of the year, especially Mercury, which is usually ...