Solar-powered system converts plastic and greenhouse gases into sustainable fuels

Sun Unleashes Intense X-Class Solar Flare, With More Expected. A particularly large and unstable sunspot facing Earth is the source of the major blast.

Space hotels are a classic Sci-Fi trope. But American hospitality giant Hilton recently signed a deal with Lockheed Martin and Voyager Space to build the solar system’s first space hotel onboard Starlab — a space station with NASA funding — which is currently under development.

Are Chemical Rockets or Solar Sails Better to Return Resources from Asteroids?