For years, astronomers have suspected that our solar system may have lost at least one world at some point in its 4.5-billion-year history. And now, new research suggests the moons of Jupiter and ...

Blue Origin just hit a hurdle on its way to the moon. The company's powerful New Glenn rocket exploded during a routine ...

"While mass drivers can bootstrap an off-world economy, they carry an equally potent and unsettling military capability: the ...

New York Times bestselling author Andy Weir's "The Martian" was a publishing phenomenon when it first dropped 15 years ago. From humble beginnings as a free serialized novel on Weir’s website, it ...

"These predictions evolve over time, based on space weather forecasts and other factors like Swift’s current height and ...

Observations of ancient galaxies called "Little Red Dots" by the James Webb Space Telescope (JWST) could finally answer the ...