Video: Orion EFT-1 test flight ends with a splashdown in the Pacific

A 6.6-million-pound Apollo-era crawler-transporter rolled up the ramp to pad 38B on Tuesday and was positioned directly under the 3.5-million-pound Space Launch System rocket and its 11.3-million-pound mobile launch platform.

December’s first orbital test flight of NASA’s Orion crew capsule was almost perfect, but engineers are carefully analyzing 600 gigabytes of data recorded on the spacecraft’s trip 3,600 miles into space to see how future missions to an asteroid and Mars could be improved.