Live coverage: ExoMars mission underway after Proton launch

NASA’s InSight Mars lander will be buttoned up for launch in the coming weeks at Vandenberg Air Force Base in California, in preparation for its hoisting atop an Atlas 5 rocket for blastoff in the predawn hours of May 5.

A Soyuz rocket poised to send two new crew members to the International Space Station rolled to its launch pad Tuesday at the Baikonur Cosmodrome in Kazakhstan.

SpaceX’s next Falcon 9 rocket is being readied for liftoff Aug. 14 on a space station resupply run. The two-stage rocket completed a hold-down engine firing Thursday at launch pad 39A at NASA’s Kennedy Space Center in Florida.