Liftoff from pad 40 at the Cape Canaveral Air Force Station, using a first stage making its fifth flight, was targeted for 9:40 a.m. EST, setting up a rare southeasterly climb over the Caribbean to a 326-mile-high orbit around Earth's poles.

The manifest included 10 of SpaceX's Starlink internet relay stations, pushing the total launched to date to 1,025, 48 Planet-built SuperDove Earth-imaging Satellites and Spaceflight Inc.'s Sherpa-FX1 orbital transfer vehicle.

Memorial spaceflight company Celestis is sending cremains aloft in small containers, including ashes from the late CBS News Radio correspondent Dave Barrett , a lifelong space enthusiast.

Craig Swagler/CBS News Rideshare flights are a recent commercial innovation giving companies and institutions relatively quick, affordable access to space they might not otherwise be able to secure.

U.S. Space Force provides satellite tracking, but it is growing increasingly difficult and there is no regulatory framework governing active risk management and collision avoidance.

James Russell, a professor at Hampton University and principal investigator with NASA's AIM atmospheric research satellite, says he's worried about the chances of a collision between his spacecraft and one of the scores launched Saturday aboard the Falcon 9.