SpaceX launching 21 satellites tonight on 2nd leg of Starlink doubleheader SpaceX is set to launch 21 of its Starlink broadband satellites tonight (April 5), on the second leg of a spaceflight doubleheader for the company. https://cdn.mos.cms.futurecdn.net/N2qHYXSCbxmrL2FxQKqLFB.jpg https://www.space.com/spacex-starlink-launch-group-8-1