As of Saturday, May 23, the Moon phase is First Quarter. Tonight, 48% of the moon will be be lit up, according to NASA's ...

Slicing through the Montes Alpes mountain range, Vallis Alpes is a favorite feature to view on the First Quarter Moon.

To begin with — there is no “dark side of the moon,” a phrase I heard repeatedly during the recent epic flight of Artemis II ...

If you're planning to point a telescope at the moon this week, don't wait for the full moon. The best lunar views actually ...

Despite being the closest planet to the sun, Mercury has thick deposits of ice at its poles, and now we may understand the ...

Lunar Outpost's Pegasus rover is the "trusted steed" that will enable Artemis missions to "explore more boldly than ever ...

Neptune has a complicated life story, and its moon Nereid might be the only one left standing from the planet’s ...

Four southern Idaho national parks welcomed a combined total of more than 430,000 recreation visits in 2025, including a ...

A man showed up at the U.S. Capitol to accost the crew of the Artemis II and accuse them of faking their recent mission to ...

Zoey Hu, Dahyeon Lee and Ben Lewis, who are holding replicas of an optical laser cavity. (Courtesy: R Jacobson/NIST) There ...

Jupiter will shine brightly about 20 degrees to the lower right of the moon, while Venus and Mercury form a diagonal line ...

A crater that never sees sunlight might sound like the wrong place to build delicate scientific equipment. Jun Ye sees it ...