Time lapse: Watch the Falcon Heavy placed on pad 39A

After a two-month delay to resolve a technical concern, Rocket Lab plans to launch its first commercial mission as soon as June 22, U.S. time, from the company’s rocket base in New Zealand, the company announced Friday.

Despite a growing number of rocket options, the availability of on-time launch services remains a key factor in getting BlackSky’s constellation of Earth-imaging smallsats into orbit. SpaceX’s rideshare launch service will give BlackSky a chance to add two more spacecraft to its fleet on a Falcon 9 rocket with the next batch of Starlink Internet payloads.

NASA astronauts Bob Behnken and Doug Hurley completed their final training sessions in Houston this week before their scheduled May 27 liftoff on a SpaceX Dragon spacecraft from the Kennedy Space Center, the first launch of humans from the Florida spaceport since 2011.