With no atmosphere to slow it down, asteroid 2024 YR4 could carve a 1-km-wide crater—the largest fresh lunar scar in 5,000 years—if it strikes the Moon.

Artemis III is planned for 2027. If it stays on schedule, that's the mission that will put humans back on the moon for the first time in 55 years. The crew plans to touch down in one of 13 planned ...

See the crescent moon shine with Mars at sunset on Sept. 24. The crescent moon shines close to Mars above the western horizon ...

And NASA is now holding online events both today (Sept. 23) and Wednesday (Sept. 24) to discuss the Artemis 2 mission, which ...

Skygazers, get ready to head outside and spot the supermoon, coming in October.