Northrop Grumman works on HALO, the main central module of the now-sidelined Gateway lunar space station. Credit: Northrop ...

The U.S. space agency will aim to send a nuclear-powered spacecraft to Mars—a first—in a bid to show that nuclear propulsion ...

NASA's Artemis return-to-the-moon program is years behind schedule and billions of dollars over budget. Could a successful ...

NASA’s Neil Gehrels Swift Observatory is in a race against time. For more than 21 years the Earth-orbiting telescope has ...

A $20 billion plan for a moon base by 2030 and the launch nuclear-propulsion space exploration raises hopes, but caution ...

NASA announced initiatives to advance space policy, including lunar missions, LEO strategy, science programs and nuclear ...

NASA is once again shooting for the Moon, for the first time since the 1970s. As soon as April 2026, NASA will launch its ...

In a significant NASA announcement, Administrator Jared Isaacman and agency leaders outlined plans for a nuclear-powered ...

In an on-going overhaul of NASA's Artemis program, agency officials say it will take seven years to build a sophisticated ...

Climate scientist Kate Marvel talked to Scientific American about her decision to leave NASA amid federal government turmoil ...

Kate Marvel, a well-known author, joins an estimated 95,000 people who have left federal science agencies since President ...