Astronomers estimate there could be a trillion planets in our galaxy, yet no confirmed signs of alien civilizations. The talk ...

A newly identified Earth-sized exoplanet with a year-long orbit may lie near its star’s habitable zone, but extreme cold could limit its chances of hosting liquid water.

Harvard astrophysicist Avi Loeb claims humanity missed a historic chance to find alien life on interstellar object 3I/ATLAS, warning it may have been a spacecraft on a seeding mission.

These are the best space opera movies of all time. For the purpose of this list, we'll be sticking to one film per franchise ...

Astronomers have, for the first time, captured a gallery of detailed snapshots of planetary systems during their "teenage years," an era long shrouded ...

Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has discovered a new ...

In one of the most baffling discoveries of the last decade, scientists have found a clue in a cave to how life might survive ...

A No Man's Sky player builds an awesome course for starship racing, and other gamers can come to their galaxy and test it out ...

A woman who died for 32 seconds reveals a chilling vision of a war-torn future and life on other planets, warning humanity of ...

Scientists found signs of water far from Earth’s comfort zone. Could life exist where we once thought impossible?

Space Warlord Baby Trading Simulator is a stock market game about betting on newborns so you can do stuff like buy a kickass ...

Scientists argue that limiting the search for life strictly to a star’s traditional habitable zone is too restrictive. That ...