Christopher Sembroski and Dr Sian Proctor will join Hayley Arceneaux and Jared Isaacman on the Inspiration4 mission.
SpaceX is preparing for another Falcon 9 launch next Sunday, March 21, at 12:37 AM EDT (0437 GMT) with the next batch of Starlink satellites.
NASA says it will offer "in-kind services" to Roscosmos in exchange for a seat on the next Soyuz launch to the ISS.
The data collected will help astronomers understand how the universe was created.
SpaceX aims to set up a constellation of satellites to form a global broadband internet system.
The rocket ferried 133 commercial and government spacecraft, as well as 10 Starlink satellites.
Zeitgeist mission marks new milestone for the company and new space industry.
The first mission, scheduled for mid-2021, will further expand Satellogic’s industry-leading in-orbit capacity.
SpaceX wants to envelope Earth with up to 42,000 satellites.
IM has been chosen by NASA to deliver the Polar Resources Ice Mining Experiment (PRIME-1) drill, combined with a mass spectrometer, to the Moon by December...