Live coverage: Soyuz crew lands in Kazakhstan

Astronauts will not fly to the International Space Station on SpaceX’s Crew Dragon spaceship until at least May 2018, NASA said this week, missing a previous target launch date at the end of next year.

Flying on autopilot more than 200 million miles from Earth, NASA’s OSIRIS-REx spacecraft is on track for a daring touch and go landing on an asteroid Tuesday to grab a sample for return to scientists eager to scan the specimens for clues about the history of the solar system.

The United Launch Alliance Atlas 5 rocket that will hurl the four MMS satellites into a highly elliptical Earth orbit on March 12 has completed its basic build up at Cape Canaveral’s Complex 41 Vertical Integration Facility.