Astronomers have long faced a strange contradiction: most stars are born in pairs, and ...

In orbit above Earth, scientists are watching some of the strangest life forms in the universe rewrite the rules of evolution in real time. Viruses that prey on bacteria, along with the bacteria ...

SpaceX launch date of Crew-12 astronauts to the International Space Station will depend on the outcome of the Artemis 2 wet dress rehearsal and launch attempts.

The time it takes for the sun to completely rotate depends where on the sun you are measuring.

SpaceX plans to launch a batch of its Starlink commercial satellites from Vandenberg on Groundhog Day. Here's how to watch liftoff in California.

A young star called V1298 Tau is giving astronomers a front-row seat to the birth of the galaxy’s most common planets. Four massive but extremely low-density worlds orbiting the star appear to be ...

NASA astronauts train on Orion spacecraft systems, flight operations, and lunar observations in preparation for the 10-day Artemis II mission around the Moon.

Sunita Williams, who has escaped Earth’s gravitational pull multiple times, says her family and dogs are the magnetic force that will now keep her heart grounded in her Houston home.