A Falcon 9 rocket launched SpaceX 's Starlink 6-74 mission Thursday night, April 24, out of Florida's Space Coast. Liftoff ...

Solar Orbiter pieced together 200 ultraviolet images to show our star’s million-degree atmosphere in all its glory.

The massive dome measures 305 feet (93 meters) in diameter, or about the size of a football field and stands 263 feet (80 ...

SpaceX continues to keep up its torrid launch pace, sending three missions to orbit from three different pads over the course ...