Sub-Neptune planets, often billed as possible “water worlds,” may be more desert than deep sea, according to a new study. For years, scientists thought these planets, which are larger than

A massive earthquake off Russia’s Kamchatka Peninsula in late July triggered a tsunami that rippled across the Pacific — and NASA’s experimental detection system tracked the event in real-time by

NASA’s Artemis program marks a thrilling new chapter in humanity’s journey beyond Earth. Named after the twin sister of Apollo, Artemis is more than just a sequel, it’s a bold

SpaceX launched another batch of spy satellites for the U.S. government today (Sept. 22). A Falcon 9 rocket lifted off from California’s foggy Vandenberg Space Force Base today (Sept. 22)

HOUSTON — NASA has introduced its new class of astronaut candidates, some of whom may be among the first people to set foot on Mars. The cadre — the 24th