July 26, 1971: 45th anniversary of Apollo 15

Sending the OSIRIS-REx spacecraft on an interplanetary trajectory to Asteroid Bennu, a United Launch Alliance Atlas 5 rocket thunders away from Cape Canaveral Thursday at 7:05 p.m. EDT (2305 GMT).

The towering structure to be used for liftoffs of NASA’s Space Launch System rolled from a construction site to launch pad 39B at the Kennedy Space Center in Florida this week, arriving at the seaside complex Friday for a week of fit checks.

Ten small high-resolution observation satellites for Satellogic — an Argentine company in the midst of deploying a fleet of Earth-imaging spacecraft — successfully launched Friday on a Chinese Long March 6 rocket.