As a writer for the NASA Web site’s students’ and educators’ pages, Heather Smith has written quite a few stories about students and teachers flying experiments on NASA’s reduced-gravity aircraft. Now ...

MAVEN was conducting routine operations, passing behind Mars in its normal orbit, when the communication failure occurred. It’s not uncommon for spacecraft to lose contact when they pass behind a ...

On Feb. 18, 2025, NASA updated the probability of asteroid "2024 YR4" impacting Earth on Dec. 22, 2032, from 2.6% to 3.1%. The European Space Agency (ESA) also updated its estimate of the probability ...

Researchers are turning to satellite data to monitor the world’s longest bridges. Due to high costs and logistical challenges, fewer than 1 in 5 bridges extending 492 feet (150 meters) or more have ...

These issues sound very familiar. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space news, the latest updates on rocket launches, ...

At the core of Isaacman’s concerns is the low flight rate of the SLS rocket and Artemis missions. During past exploration ...

If President Trump cancels the contracts for Elon Musk’s private spaceflight company, the federal government would struggle to achieve many goals in orbit and beyond. By Kenneth Chang In 2006, a small ...

NASA’s Perseverance rover is continuing its critical mission to explore the Martian surface, with its recent study of dormant megaripples providing exciting new insights into the Red Planet’s ...