Two U.S. astronauts flanked a veteran Russian cosmonaut Thursday for a ride back to Earth from the International Space Station. The trio undocked from the station in their Soyuz spacecraft at 0757 GMT (3:57 a.m. EDT), beginning a return flight that culminated in a parachute-assisted landing on the steppe of Kazakhstan at 1145 GMT (7:45 a.m. EDT).

Four satellites set to join O3b’s expanding broadband network successfully launched Friday on top of a Russian-built Soyuz booster from French Guiana, joining 12 other craft linking developing nations, far-flung islands, cruise ships and other hard-to-reach locales with the Internet.

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.