The Rosetta space probe sent back an interesting picture from a comet. Some say it's a UFO. Some say "metallic object", others say ice. What say you?
http://www.unexplained-mysteries.com/news/272416/rosetta-spots-ufo-on-surface-of-comet
http://www.unexplained-mysteries.com/news/272416/rosetta-spots-ufo-on-surface-of-comet