An Orbital Sciences Antares rocket lifting off from Wallops, Va., to resupply the International Space Station exploded on liftoff a short time ago. The payload included the Arkyd 3, the first test ...

Our Moon is slowly drifting away from Earth, not just due to tidal friction as previously thought. New research suggests ...

Earth’s magnetosphere, once thought to have a simple electric polarity pattern, has revealed a surprising twist. New ...

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Some of Planetary Resources' asteroid-mining tech just passed a major space test. The Washington-based company's tiny Arkyd-6 satellite has completed all its mission goals in Earth orbit, just three ...

Despite half a century of rushing about the Solar System, the Space Age has been a spectator sport for most of humanity. On Wednesday, at a press conference at the Museum of Flight in Seattle, ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A private spaceflight company took one small step for asteroid mining this week with the launch ...

A dazzling display that has graced the skies since mid-April takes a new twist tonight as the razor-thin crescent moon joins the planets in a shifting, slow-motion celestial dance. Venus stars this ...