The curious minds at What If explore what would happen if a new planet formed in the solar system.

Astronomers have discovered a rare planetary system 71 light-years away, where a Jupiter-sized world orbits a brown dwarf, ...

A Southwest Research Institute-led study has proposed a connection between a specific collision in the main asteroid belt and ...

Researchers probe the geochemistry of the moon, Mars, asteroids, and water worlds to understand our home and plan for future ...

In the latest research, telescope observations of 3I/ATLAS examine its chemical structure and suggest that it took shape in a peripheral region of a relatively calm planetary system ...

By Will Dunham WASHINGTON, July 22 (Reuters) - Scientists are documenting a planetary system in the Milky Way galaxy that is ...

Scientists studied interstellar comet 3I/ATLAS to learn about ancient galactic conditions James Webb Space Telescope measured unique chemical ratios in the comet's gas cloud 3I/ATLAS showed 30 times ...

After federal tax credits for renewable projects expired, joining a solar co-op is one way to save on residential solar.

A catastrophic asteroid breakup may have triggered a huge wave of impacts across the inner solar system about 800 million ...

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Billions of years ago, Jupiter’s violent growth transformed the young solar system, smashing icy and rocky bodies together at incredible speeds. These cataclysmic collisions created tiny molten ...