Live coverage: Two Americans, one Russian back on Earth from space station

Watch views of the Falcon 9 rocket’s fiery liftoff Monday at Cape Canaveral from multiple angles as the slender, kerosene-fueled launcher climbed into space on the way to the International 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.

This gallery of photos shows the rollout Tuesday of United Launch Alliance’s Atlas 5 rocket and Boeing’s Starliner crew capsule to pad 41 at Cape Canaveral, plus additional views of the 172-foot-tall launcher standing next to the crew access tower Wednesday as teams prepared for a countdown rehearsal.