Also on duty at Christmas: Ye Guangfu leaves the Chinese space module Tianhe just before 7 PM on December 26 to carry out an external mission. One of the taikonaut’s tasks is to install a panoramic camera. While nothing is known about the Christmas tree, Elon Musk received a rather unusual Christmas present on Monday: snide comments from Chinese Internet users. China’s space station apparently had to dodge a satellite from Musk’s Starlink program twice in order to avoid a collision.