Jupiter and Saturn now have 15 more known moons between them. Four have been added to Jupiter and 11 to Saturn, bringing ...

Time to rewind, because we're heading back to the 90s! Join us as we count down the most nostalgic items, brands, and hallmarks that didn't quite make it out of the decade. From Crystal Pepsi to ...

We often use the Earth's 24-hour rhythm to keep track of time, but time changes and bends as we move through space. There are eight planets in the solar system, and they all move in a delicate cosmic ...

CAPE CANAVERAL SPACE FORCE STATION — NASA and Blue Origin are planning to launch the ESCAPADE mission, where a pair of satellites will study Mars' magnetosphere. ESCAPADE will eventually help future ...

NASA's Artemis II astronauts swung around the moon in their Orion spacecraft on Monday, coming within 4,067 miles of the ...

A year on Mercury lasts 88 Earth days, with a solar day (the time from noon to noon on the planet’s surface) lasting 176 ...

Readers asked about each astronaut’s role in the mission, how they’re staying healthy, and the future of moon travel ...