Placing ultrastable lasers inside some of the coldest, darkest lunar craters could help scientists establish a GPS-like ...

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 ...

They rank among the darkest and coldest places in the solar system: Hundreds of lunar craters, many of them at the moon's ...

Long before the full moon rises, shifting sunlight transforms the lunar surface into one of the sky's best telescope targets.

Permanently shadowed craters have long interested scientists. Could a new laser system help future spacecraft navigate the ...

Scientists propose ultrastable lunar lasers inside permanently shadowed craters to enable GPS-like navigation and precision ...

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

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

Nuclear power plants are safer than many suspect. But putting reactors in space is a concept with a checkered history. One ...

When humans return to the Moon, they will be faced with many challenges. The long-term residents of our natural satellite ...

A rare light-and-shadow effect will create giant X and V shapes on the moon's surface overnight, visible near the terminator ...