The delivery of three 12 kilowatt Hall-effect thrusters to NASA’s Lunar Gateway marks a pivotal moment in how the United ...

On Dec. 18, just 24 hours before its closest approach, the Green Bank Telescope scanned frequencies from 1 to 12 GHz. Their ...

From plasma engines that could turn months of travel into weeks to the first blueprints for ships that will outlive their ...

Earth’s surface bears the scars of obvious catastrophes, from dinosaur-killing craters to lava fields, but a growing body of research suggests a quieter class of cosmic assault has been largely ...