A newly discovered object speeding through our solar system is sparking excitement among astronomers because it’s not from around here. Believed to be a comet, the object is only the third celestial ...

3I/ATLAS is the fastest comet ever recorded and its interstellar! NASA's Goddard Space Flight Center explains. Credit: NASA's ...

All the Latest Game Footage and Images from Interstellar Flight Games metadata is powered by IGDB.com Since 1974 we’ve gotten some seriously good sci-fi movies, including Alien, Predator, a couple of ...

The interstellar visitor will pass just 30 million kilometers from Mars on Oct. 3 — far closer than it comes to Earth. When you purchase through links on our site, we may earn an affiliate commission.

Engineers are developing a concept for interstellar travel using a swarm of 1,000 ultra-light "laser sails." The mission aims to send these sails to Proxima b, an exoplanet 4.25 light-years away, ...