Artemis 2's Orion capsule has returned to its Florida launch site, just three weeks after carrying four astronauts on a ...

NASA's Juno spacecraft has directly measured charged oxygen and hydrogen molecules from the atmosphere of one of Jupiter's largest moons, Europa. These observations provide key constraints on the ...

Find out what's up in your night sky during May 2026 and how to see it in this Space.com stargazing guide. When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...