
On This Day In Space: Sept. 21, 2003: NASA's Galileo mission to Jupiter meets fiery end
On Sept. 21, 2003, NASA's Galileo mission to Jupiter and its moons came to an end.
The U.S. Department of Defense wants fresh ideas on how to maintain military superiority in space.
NASA's Ingenuity Mars helicopter soared higher than ever before over the weekend, getting 66 feet (20 meters) above the ground on its 59th Red Planet flight.
Reference See the phase of the moon tonight and the rest of the moon phases for 2023, and when you can see them.
Mikhail Ivanov, Oliver Philcox, and Marko Simonović won the New Horizons Award for their work on large scale structures — the strands and filaments of our universe which contain buried clues to its most fundamental properties.
A European collaboration aims to break through some of the technological barriers to the exploration of icy moons like Jupiter's Europa, using Antarctica as a proving ground.
Buying Guide The best cameras for astrophotography will help you to capture breathtaking photos of the cosmos. Discover the best models for all budgets and experience levels
The sixth episode of Ahsoka expands the "Star Wars" universe with new bits of mythology and iconography that support long-awaited returns.
Reference See the phase of the moon tonight and the rest of the moon phases for 2023, and when you can see them.