Live coverage: Space station crew safely returns to Earth

Follow the key events of the Soyuz rocket’s ascent into orbit from the Guiana Space Center with two satellites for Europe’s Galileo navigation system.

United Launch Alliance teams loaded super-cold liquid hydrogen and liquid oxygen into an Atlas 5 rocket Friday at Cape Canaveral during a countdown dress rehearsal for a planned launch next month with the Solar Orbiter mission, a robotic spacecraft to study the origins of the solar wind and image the sun’s poles for the first time.

About a year and a half after signing a Space Act Agreement with NASA to develop a commercial space station, Northrop Grumman formally withdrew from its solo plans in order to partner with Nanoracks, a subsidiary of Voyager Space.