Delta 4 launch seen from press viewing site (members only)

This is our comprehensive fact sheet previewing the United Launch Alliance Atlas 5 rocket deployment of the classified NROL-52 payload for the National Reconnaissance Office.

NASA’s OSIRIS-REx spacecraft moved within about 131 feet, or 40 meters, of asteroid Bennu this week in the $1 billion mission’s final practice run before a touch-and-go landing on the asteroid in October to collect samples for return to Earth.

hese photos show the 330-foot-tall mobile service tower moving into position for liftoff of a Delta 4 rocket from Cape Canaveral’s Complex 37B launch pad Friday.