Live coverage: Delta 2 launches

Soyuz commander Alexei Ovchinin, flight engineer Oleg Skripochka and outgoing space station skipper Jeff Williams returned to Earth on Tuesday with a parachute-assisted touchdown in Kazakhstan. Their Soyuz TMA-20M capsule undocked from the station at 2151 GMT (5:51 p.m. EDT) and landed at 0113 GMT (9:13 p.m. EDT).

Ten new satellites joined Iridium’s global voice and data relay constellation Sunday after a successful launch, and landing, of a SpaceX Falcon 9 rocket from Vandenberg Air Force Base in California. Liftoff occurred at 1:25 p.m. PDT (4:25 p.m. EDT; 2025 GMT).

OneWeb’s next 36 internet satellites stacked on top of a Soyuz rocket lifted at 10:47 p.m. EDT Wednesday (0247 GMT Thursday) from the Vostochny Cosmodrome in Russia’s Far East.