According to NASA, it will take  "about 28.5 hours for the spacecraft to autonomously dock to the space station at 11:30 p.m. EDT Saturday, March 15, while traveling 17,000 mph orbiting the Earth."Once the crew successfully makes their way to the ISS,

Butch Wilmore and Suni Williams need SpaceX to get this relief team to the space station before they can check out.

SpaceX will try again Friday evening to launch the replacement crew to the International Space Station where the pair of NASA astronauts who flew up last summer on Boeing’s Starliner have