RT @martiansoil: The Pathfinder that Saved Mark Watney youtube.com/watch?v=5CGvzA… @astVintageSpace on the original Mars rover referenced in @MartianMovie
RT @martiansoil: The Pathfinder that Saved Mark Watney youtube.com/watch?v=5CGvzA… @astVintageSpace on the original Mars rover referenced in @MartianMovie