SpaceX conducts engine test fire for communications satellite launch (members only)

United Launch Alliance’s 50th mission for the U.S. Air Force lifted off at 12:15 a.m. EDT (0415 GMT) Wednesday. An Atlas 5 rocket launched from Cape Canaveral with the Air Force’s fourth Advanced Extremely High Frequency communications satellite.

Sierra Nevada Corp. conducted a captive carry test flight of the Dream Chaser spaceplane Wednesday at NASA’s Armstrong Flight Research in California.

The launch of a Russian Soyuz rocket July 14 with more than 70 satellites was captured in multiple views from a sharp-eyed orbiting nanosatellite and cameras positioned around the launch pad at the Baikonur Cosmodrome in Kazakhstan.