The Latest Breaking News on Space

NASA has yet to fix a return date for its two astronauts at the International Space Station, who have now been stuck there for more than a month due to technical issues with the Boeing-manufactured Starliner capsule intended to bring them back to Earth. The new spacecraft experienced thruster failures…

The Euclid and XMM-Newton missions have combined to show the hidden, hot gas that fills an immense galaxy cluster 2.7 billion light-years away.

Citizen scientists have discovered what may be a brown dwarf racing through the cosmos at around 1.2 million miles per hour. Now astronomers want to know what launched it.

Boeing's Starliner does not have a landing date yet, but the troubleshooting is making progress. Engineers plan a "hot fire" test this weekend to see how the spacecraft does in orbit.

China has test-fired a new engine for its planned Long March 10 rocket, which is designed to take astronauts to the moon.

Large amounts of space debris and satellite megaconstellations in low Earth orbit are creating "an unsustainable environment in the long-term," according to a new report from the European Space Agency.

SpaceX's workhorse Falcon 9 is one of the most reliable and prolific rockets ever flown. But it's not invulnerable, as we saw earlier this month.

NASA and Boeing will provide an update about the Starliner capsule's ongoing astronaut mission today (July 24), and you can watch it live.

Vivid clouds swirl across Jupiter's skies like colorful brushstrokes in a new photo from NASA's Juno spacecraft.

China's Shenzhou 18 mission staged an emergency drill recently to boost preparedness aboard the country's Tiangong space station.

Using data from NASA's MESSENGER spacecraft, scientists have determined that the solar system's tiniest planet, Mercury, hides a not-so-tiny secret: a 10-mile-thick mantle of diamond.