The Nancy Grace Roman Space Telescope, NASA's next major observatory with a field of view 100 times larger than Hubble, is scheduled for launch on Sunday.

SpaceX retrieved its Flight 13 Starship upper stage from the Indian Ocean more than a month after splashdown and is transporting it to Texas.

Scientists developed light-activated compounds that allowed blind mice to perceive light and display visually guided behavior without gene therapy or implants.

Coral records from the Galápagos show recent El Niño intensity is unprecedented over the millennium, linked to rising global temperatures.

A glacier collapse in the Nepali Himalayas unleashed devastating flooding, and authorities warn a newly formed overflowing lake could cause more floods.

President Trump signed an executive order to establish the U.S. Space Academy for training students in space-related careers.

The star S301 is both the fastest known star and the closest to the Milky Way's central black hole, potentially enabling new tests of gravity.

Astronomers imaged a long-suspected companion star to Betelgeuse, potentially explaining the red supergiant's brightness variations.

JWST observations of 72 young sun-like stars show planet-forming disks dissipate quickly, making planet formation time-sensitive.

President Trump presented the United States' highest space honor to the crew of NASA's Artemis II moon mission.

A candidate 'failed' galaxy packed with dark matter and gas but virtually no stars brings astronomers closer to confirming a starless galaxy.

A private spacecraft failed to boost Swift's orbit, meaning the aging NASA observatory will re-enter Earth's atmosphere uncontrolled.

Europe's new Ariane 6 rocket successfully orbited a next-generation weather satellite for EUMETSAT.

For the first time, researchers imaged water molecules rearranging during a coupled charge-transfer reaction important for photosynthesis and biological energy

LandSpace's first Zhuque-3 rocket landing attempt ended in an explosion, as newly released footage shows.

A fossil shows a healed bite mark on one of the largest Cambrian predators, possibly evidence of cannibalism.

Germany may fail its annual greenhouse gas reduction goal in 2026 unless emissions cuts accelerate sharply, according to a think tank.

Authorities warn a newly formed overflowing lake on the Nepal-China border could trigger additional floods following a catastrophic flash flood.