Humanity's first look at Earth from the moon didn't come until Aug. 23, 1966, when this grainy, black-and-white image showed our planet as a crescent above the lunar horizon, appearing to rise as the ...

It wasn’t a glossy colour postcard or a carefully planned shot. Instead, it was a grainy black-and-white image, sent across space in 1966, that completely transformed how humanity saw itself. On ...

On August 23, 1966, NASA’s Lunar Orbiter 1 captured the very first photograph of Earth from the vicinity of the Moon, showing our planet as a delicate crescent rising above the lunar horizon. While ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. The moon is getting 1½ inches (3.8 centimeters) ...

The TRAPPIST-1 solar system, depicted in this artist's impression, might harbor Earth clones with oceans and rich atmospheres. (Photo digital Illustration by NASA/NASA via Getty Images) A young ...

The NASA astronauts splashed down on Tuesday in a SpaceX capsule after problems with a Boeing vehicle set in motion a nine-month stay on the International Space Station. Kenneth Chang and Thomas ...

Stephen DiKerby receives funding from NASA and NSF grants, as well as from Michigan State University. Curious Kids is a series for children of all ages. If you have a question you’d like an expert to ...