In a discovery that's fit for a movie, Northwestern University astronomers have directly imaged a Tatooine-like exoplanet, orbiting two suns. While obtaining an image of a planet beyond our solar ...

Discovered in archival data, the newly identified exoplanet formed after the dinosaurs went extinct. In a finding that echoes ...

Hubble confirms interstellar object 3I/ATLAS is an active comet, with pulsating jets sparking curiosity but consistent with ...

In the cold dark of the constellation Ophiuchus, a faint, wraithlike shell of gas is quietly advertising the fate that awaits ...

In the cold dark of the constellation Ophiuchus, a faint, wraithlike shell of gas is quietly advertising the fate that awaits ...

NASA's next big eye on the cosmos is now fully assembled. On Nov. 25, technicians joined the inner and outer portions of the ...

A new explanation for the solar system's radioactive elements suggests Earth-like planets might be found orbiting up to 50 ...

Fresh evidence suggests early Earth wasn’t locked under a rigid stagnant lid but was already experiencing intense subduction.

One key component might be RNA, a molecular cousin of DNA found in every form of life on Earth, and now scientists say they ...

Astronomers have discovered a planet beyond the solar system that orbits its twin parent stars closer than any ever seen ...

New laboratory studies could shed light on a rock containing potential signs of alien life that’s stranded on Mars ...