A NASA astronaut captured a fascinating weather phenomenon that still has scientists scratching their heads. Nichole Ayers is ...

These things take millions of years to go from one stellar neighborhood to another, so this thing has likely been traveling ...

Astronomers have observed an object that originated from beyond our solar system, thought to be an interstellar comet, ...

The movie takes great care to avoid the classic causality paradoxes so common in science fiction. Specifically, all information exchanged between different time frames has a definite, observational ...

For continuing survival of the human race, it was believed that humans should become farmers and not explorers, thus using all possible resources for crops, not space exploration. One of those ...

Fans of the mind-bending, sci-fi blockbuster 'Interstellar' have noticed a harrowing detail since the film enjoyed a limited re-release timed to its 10-year anniversary. Christopher Nolan 's space ...

“Interstellar” is a sci-fi adventure starring Matthew McConaughey as Cooper, a former NASA pilot who leads an expedition to explore a wormhole near Saturn with planets that could be humanity ...

NASA’s Voyager 1 spacecraft is depicted in this artist’s concept traveling through interstellar space, or the space between stars, which it entered in 2012. (NASA/JPL-Caltech) ...

That interstellar traveler is none other than NASA's Voyager 1, which used its backup radio transmitter, which hasn't been activated since 1981, to send a message back to Earth.

NASA’s Voyager 1 spacecraft is depicted in this artist’s concept traveling through interstellar space, or the space between stars, which it entered in 2012. (Credit: NASA/JPL-Caltech) ...