The U.S. and China are in a sprint toward manned missions to the lunar surface by the end of this decade, with sights on 2029 ...

Earth has a number of mini-moons and quasi-moons. Mini-moons are objects that orbit our planet. But they make for fickle fans: They tend to swing around Earth for only a matter of months. One example ...

Regulus, a distant star, Venus and our moon will be visible during a conjunction tonight, and how Californians can best see ...

September will have a trio celestial conjunction. Here's how to see the moon and Venus together in Arizona and upcoming alignments.

A new NASA mission will capture images of Earth's invisible "halo," the faint light given off by our planet's outermost atmospheric layer, the exosphere, as it morphs and changes in response to the ...

Did you see the bright star next to the moon? That was Venus, and part of a conjunction between the moon, Venus and the star ...

Look east before dawn for a celestial smile: a slim crescent Moon, dazzling Venus, and the bright star Regulus will bunch together in a rare “triple play” that’s visible to the naked eye.On Friday, ...

NASA's Deep Space Optical Communications technology has successfully shown that data encoded in lasers can be reliably transmitted, received, and decoded after traveling millions of miles from Earth ...

A small asteroid has been quietly following Earth’s orbit for decades—unseen, unbothered and, until recently, completely ...

A cryogenics company called Bluefors needs ten thousand liters of helium-3 from the Moon to be delivered each year from 2028 ...

The fatal stabbing of a young woman on a Charlotte light rail train highlights the challenges of keeping public ...