On Aug. 23, 1966, NASA's Lunar Orbiter 1 sent back the first photo of Earth from the moon. It showed a grainy crescent Earth ...

On August 23, 1966, NASA’s Lunar Orbiter 1 captured the very first photograph of Earth from the vicinity of the Moon, showing ...

A total lunar eclipse occurs when Earth comes between the sun and the moon, casting a huge neighbor over our nearest neighbor ...

Google is no longer a young company, and many of its products have been in existence for over two decades. Its "not an April Fools joke" email service turned 21 earlier this year, and now, Google ...

The spacecraft, bound for a metallic asteroid, turned to snap a striking image of our home planet from 180 million miles away ...

Blue Origin's famed New Shepard launch vehicle is on the cusp of ferrying its next crew of celebrities and notable people to the edge of space, where its passengers will have a front-row seat of Earth ...

Planet Earth is spinning a little faster today — resulting in one of the shortest days of the year. But the change will be so minuscule you won’t even notice. We’re talking even less time than the ...

The comet will come closest to Earth on Oct. 20. There's hope that it may become bright enough to glimpse with the naked eye.