Time lapse: Watch the Falcon Heavy placed on pad 39A

Watch a time lapse replay of SpaceX’s Falcon 9 rocket as it was raised upright at launch pad 39A in Florida on Saturday, a day before its scheduled launch with a top secret payload for the U.S. government’s spy satellite agency.

A future where mission control can digitally dispatch tools, spare parts and other vital materials to far-flung space crews took one giant leap toward reality when a 3D printer aboard the International Space Station produced a ratchet wrench on demand.

A British satellite released from the International Space Station last year has successfully demonstrated a harpoon that could be used on future missions to clean up space debris, officials announced Friday.