Astronaut Mark Kelly noticed a new visitor to the Int. Space Station:
Um, @StationCDRKelly, I thought you said you had things under control up there on @Space_Station? #ApeInSpace pic.twitter.com/wYu1auoA6W
— Mark Kelly (@ShuttleCDRKelly) February 23, 2016
More about the simian space explorer: Why Is A Gorilla Aboard The Space Station? – Popular Science.