The Russian Soyuz spacecraft that will carry three additional crew members to the International Space Station stands ready for its 3:42 p.m. EDT liftoff. NASA Television coverage of the launch begins at 2:30 p.m.
Scott Kelly of NASA, with Mikhail Kornienko and Gennady Padalka of the Russian Federal Space Agency, will launch aboard their Soyuz TMA-16M spacecraft from the Baikonur Cosmodrome in Kazakhstan.