"Eventually, our own Voyager spacecraft will be extraterrestrial artifacts in other stellar systems." ...

To date, over 5000 exoplanets have been discovered using telescopes on the ground and in space. Credit: NASA/JPL-Caltech ...

Scientists say bad space weather may be one reason alien tech signals have not reached our telescopes in a usable form, after ...

Scientists can't fully agree on what GJ504b actually is. It may be a massive planet or a brown dwarf, a mysterious class of ...

In the book version of “Project Hail Mary,” author Andy Weir, known for grounding his fiction in plausible science, describes ...

An astrophysicist who searches for life in the Universe unpacks Steven Spielberg's UFO blockbuster Disclosure Day ...

A hit sci-fi movie became something even bigger when one TV series expanded its universe, launched spin-offs, and built a lasting legacy.