The James Webb Space Telescope during its final weeks in the NASA Goddard cleanroom, before being moved for vibration and acoustic testing. Images were captured in the period 2016.11.03-19 from the live "WebbCam": http://www.jwst.nasa.gov/webcam.html
The frame-rate is not constant. Some segments have been slowed down around the interesting parts, and frames are missing here and there...
