WASHINGTON (Reuters) -An exhaustive examination of lunar gravity using data obtained by two NASA robotic spacecraft is offering new clues about why the two sides of the moon - the one perpetually ...

European scientists are turning an aircraft into a laboratory that simulates lunar gravity to prepare astronauts and ...

It is true that crewed missions to the moon are expensive, difficult, and dangerous. And we now have a long history going back decades of reliable, dependable, capable robotic exploration, including ...

Doing the persnickety calculations of how fast clocks tick on Mars relative to Earth, two scientists have discovered that ...

Why does the same side of the Moon always face Earth? I know this is called tidal locking, but what is the underlying ...

Blue Origin's New Shepard rocket, with upgrades supported by NASA, can now simulate lunar gravity for two minutes during suborbital flights, significantly extending previous testing capabilities. This ...

Blue Origin's famed New Shepard spacecraft successfully simulated the moon's low gravity on board its capsule during a brief flight Tuesday morning over West Texas. Video of the uncrewed launch, which ...

Over 4.6 billion years ago, Earth took shape from a spinning cloud of dust and gas surrounding the young sun. Tiny particles within this cloud collided and clumped together, driven by gravity and ...

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) ...