Watch a live view of the Falcon 9 rocket on the launch pad

NASA has announced the nine finalists for the name of the space agency’s next Mars rover — scheduled for launch in July — and invited the public to vote on the candidates before making a final selection in the coming months.

Boeing and NASA officials said Thursday the first launch of astronauts on Boeing’s delay-prone Starliner crew capsule won’t happen in July after engineers recently discovered a problem with the spacecraft’s parachute system and identified flammable tape around wiring harnesses inside the vehicle.

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.