Stats: Delta 4 history and manifest

Following the same timeline as they will on launch day, NASA astronauts Doug Hurley and Bob Behnken put on their SpaceX flight suits and strapped inside SpaceX’s Crew Dragon spacecraft Saturday at the Kennedy Space Center in Florida.

The operation comes a week after NASA conducted a so-called ‘confidence test’ on Feb. 12, which was the process of loading some liquid hydrogen on the rocket’s core stage.

After downloading science data and bypassing a balky thruster, NASA’s Kepler mission has resumed its search for planets around other stars after a two-month pause in observations, but engineers expect the spacecraft to soon run out of fuel.