SpaceX successfully launches space station docking port for NASA

SpaceX has successfully launched space station docking port for NASA. (Image source: NASA Twitter feed)
SpaceX successfully launched a critical space station docking port for astronauts early Monday, along with a DNA decoder for high-flying genetic research.
As an extra treat, the company brought its leftover first-stage booster back to Cape Canaveral Air Force Station for a vertical touchdown _ only the second such land landing for an orbital mission and the ultimate in recycling. Twin sonic b