Live coverage: Soyuz crew capsule arrives at space station

Humankind’s largest emissary to Mars in a generation is set for blastoff Monday, when Europe and Russia will dispatch a mission to unravel the mystery of Martian methane.

A Russian cosmonaut, his Canadian co-pilot and a NASA flight engineer packed their Soyuz spacecraft for departure from the International Space Station Monday night, targeting a landing on the steppe of Kazakhstan to close out an action-packed 204-day mission.

Vice President Mike Pence plans to travel to the Kennedy Space Center on May 27 for the first launch of astronauts from a U.S. spaceport since 2011.