Did you know our solar system might have had an extra planet? Scientists believe a mysterious ninth planet once existed but ...

NASA has confirmed the discovery of a mysterious new planet beyond Neptune, shaking up our understanding of the outer reaches ...

A planet parade is when several of our solar system's planets are visible in the night sky at the same time. There will be six planets visible this time around, including Venus, Mars, Jupiter ...

The Unistellar citizen science program, a collaboration between the SETI Institute and Unistellar, had an impressive 2024 ...