Few other companies have made any real effort to emulate SpaceX’s feat with a first stage booster, though Blue Origin just last month scored a first when it landed the main stage of its New Glenn rocket on its second try following a failed attempt at the start of the year. New Zealand’s Rocket Lab is taking a different approach to booster recovery, developing a system that deploys parachutes on a descending booster to slow it down, before snagging the parachute line with a...