Sotheby's is putting some rare items up for auction, including what it calls the largest piece of Mars ever found on Earth.

A recent breakthrough in astronomy has illuminated the mysterious dynamics of a binary star system, HD 135344 AB, where a giant planet was discovered orbiting the primary star— a star that had ...

Humans might not know of any intelligent beings beyond Earth, but if they exist, they might already know about us. New ...

San Jose scored early in the second stanza to trip the Loons’ lead to 3-1, but Oluwaseyi officially put the game away in stoppage time with another dominant run that resulted in his second assist of ...

I/Atlas was first spotted on July 1 by the Asteroid Terrestrial-impact Last Alert System (Atlas) survey telescope in Río ...

Scientists believe the mysterious interstellar visitor may be the oldest comet ever observed. The object, designated 3I/ATLAS ...