The Space Launch System—the most powerful rocket ever built
Monday, July 31, 2017 - 08:32
in Astronomy & Space
NASA is in an awkward in-between time right now. Since the beginning of the space age, the agency has had the ability to send its astronauts into space. The first American to go to space, Alan Shepard, did a suborbital launch on board a Mercury Redstone rocket in 1961.