The hatch is now closed on SpaceX’s Crew Dragon spacecraft, named Endurance by the crew. Liftoff of NASA astronauts Raja Chari, Tom Marshburn, and Kayla Barron, and ESA (European Space Agency) astronaut Matthias Maurer is just a little under two hours away (9:03 p.m. EST) for the agency’s SpaceX Crew-3 mission.