Rocket Lab catches, drops rocket booster with helicopter in key reusability test
The demonstration, involving parachutes and a long cable hanging from a helicopter, sought to check off a key milestone
A mysterious “flying whirlpool” in the sky over Hawaii was caught on video
While many speculated about whether it was a UFO or a wormhole, astronomers have offered another explanation
NASA’s mega expensive moon rocket will make its public debut Thursday
SLS’s high price tag is partly due to the fact that neither stage of SLS is reusable
