First crewed mission of NASA’s Artemis campaign could launch as soon as February, with backup windows in March and April.

At half the size of Earth and one-tenth its mass, Mars is a featherweight as far as planets go. Yet new research reveals the ...

Since the Kepler Space Telescope began its prowl for exoplanets in 2009, it has uncovered a strange pattern among these alien ...

On Monday, Jan. 12, Lawrence Livermore National Laboratory (LLNL), in partnership with NASA's Goddard Space Flight Center (GSFC) and Blue Canyon ...

After a string of dramatic failures, the huge Starship rocket from SpaceX had a fully successful test on Oct. 13, 2025. A ...

Among other things, the James Webb Space Telescope is designed to get us closer to finding habitable worlds around faraway ...

Which way is ‘down’ has a different answer depending on where you are on Earth, in the solar system, in our galaxy and beyond ...

Discovered by volunteer scientists, this alien planet is out of synch with its siblings ...

Technology gets cheaper over time—look at smartphones, laptops, solar panels. So why hasn't space travel followed the same ...

ESA project called HOBI-WAN is testing a bacterial protein in microgravity to produce and grow food in space, reducing supply ...

Eric and Wendy Schmidt are backing a start-up-like approach to building a giant space telescope and powerful ground ...

New models suggest that Europa has very little tectonic activity at its seafloor, which is potentially catastrophic news for ...