Observations of the supermassive black hole at the heart of the Milky Way, Sagittarius A*, collected by the James Webb Space Telescope, have allowed scientists to better understand how this cosmic titan fires off flares.

A newly discovered tectonic "regime" may explain why Earth has active plates while Venus remains stagnant.

Boeing and NASA have agreed to keep astronauts off the company’s next Starliner flight and instead perform a trial run with cargo to prove its safety. Monday’s announcement comes eight months after the first and only Starliner crew returned to Earth aboard SpaceX after a prolonged mission. Although NASA test pilots Butch Wilmore and Suni Williams managed to dock Starliner to the International Space Station in 2024, the capsule had so many problems that NASA ordered it to come back empty, leavi