Astronomers have stumbled upon a pair of massive black holes in a distant galaxy that are triggering unusual bursts of light ...

Astronomers used NASA's TESS telescope to discover a young planet. The researchers suspect it could become a super-Earth ...

Ambitious space missions, like the James Webb Space Telescope and Martian rovers, are helping scientists grasp what's out there: Could any of the rocky, Earth-sized planets in the TRAPPIST solar ...