Researchers found the object named 2017 OF201 while searching for "Planet Nine" - a hypothetical planet thought to exist ...

Discover interesting facts about the sun, the solar system's central star that supports all life on Earth.

For the dwarf planet candidate, one trip around the sun takes over 24,000 years. Its orbit challenges a proposed path for a hypothetical Planet Nine.

James Webb Space Telescope observations suggest Pluto’s atmosphere is unlike any other in the solar system, confirming a 2017 ...

The discovery of a Saturn-sized gas giant orbiting a small red dwarf is urging astronomers to reconsider their theories of ...

A newly discovered gas giant, called TOI-6894b, orbiting a low-mass red dwarf star defies existing models of planet formation ...

TOI-6894 is roughly 240 light-years from Earth in the constellation Leo and is the smallest-known star to host a large planet ...

As part of a survey seeking giant planets around low-mass stars, researchers examined more than 91,000 red dwarf stars and ...