Tiny crystals of zircon could be geological evidence that the continents were born at meteor impact sites.
NASA's Space Launch System moon rocket emerged from the Vehicle Assembly Building at the Kennedy Space Center around 10 p.m. EDT Tuesday (0200 GMT Wednesday) for an overnight ride to launch pad 39B. The more…
Another batch of 46 Starlink internet satellites soared into space Friday aboard a SpaceX Falcon 9 rocket. Liftoff from Vandenberg Space Force Base in California occurred at 2:40 p.m. PDT (5:40 p.m. EDT; 2140 GMT).…