The launch of NASA and SpaceX's Crew-12 mission to the International Space Station has been delayed to no earlier than Friday, Feb 13. Here's why.

Elon Musk's dream of colonizing Mars is taking a backseat as SpaceX shifts its focus to building a self-sustaining city on ...

SpaceX's upcoming Crew-12 launch for NASA will fly a pair of veteran astronauts and a pair of rookies to the orbital lab for ...

January brought a wide range of thoughtful science conversations featuring researchers from the SETI Institute, spanning everything from hands-on planetary defense with citizen scientists to careful ...

NASA is working to take astronauts farther from Earth than any humans have ever gone, but the ambitious and costly moonshot ...

Ahead of the launch of Artemis II, the first crewed mission to the moon in more than 50 years, astronauts share the movies that capture the danger, teamwork, and wonder of spaceflight. Their picks ...

Whether or not aliens exist, the SETI program has never stopped believing. Yet today, radio telescopes are no longer seen as the best way to ...

Elon Musk discussed his views on whether aliens exist during a discussion at the World Economic Forum in Davos, Switzerland. Newsweek reached out to Musk’s company SpaceX for additional comment via ...

There’s no denying the allure of alien artifacts. Science fiction is awash in the material remnants of extraterrestrial civilizations, which surface in everything from the classic books of Arthur C.

WASHINGTON — The U.S. Space Force has ended an exploratory effort to add smaller, lower-cost navigation satellites to bolster the Global Positioning System, shelving a program that had been identified ...

A team of astronomers found no radio signals from the comet that would suggest it is an extraterrestrial spaceship. The comet was confirmed in July 2025 as the third known object to enter our solar ...