As crew prepare for trip to orbiting International Space Station, mission leader Sergei Ryzhikov says he prefers to 'tread very carefully on this issue'

Elon Musk's privately engineered manned space flight delivers astronauts to orbiting research center, completing complex hitching of capsule to station automatically

2011 mothballing of US shuttle program left Russia's Soyuz spacecraft solely responsible for transporting crews, giving Moscow cash as well as leverage over ISS decisions

Jessica Meir says it will be difficult to forego embraces with family and friends as she gets to grips with a new culture of physical distancing

Jessica Meir shows off her holiday cheer with menorah-festooned socks floating 408 kilometers above a cloud-draped Earth

Jessica Meir, UAE's Hazzaa Ali Almansoori and Oleg Skripochka of Russia enter orbit after taking off from Kazakhstan; will join 6 other astronauts aboard space station