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 ...

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 ...

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

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, ...

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.

Imagine a large, round, flat, thin disk four meters (13 feet) in diameter that weighs just four grams (0.14 ounce, about the same weight as a small coin) and that is big enough to almost cover the ...