Galaxies on Instagram: "In James Cameron’s “Aliens of the Deep” documentary, Cameron and the scientists vividly imagined a future mission to Europa. They showcased a concept where a nuclear-powered “cryobot” probe would melt through Europa’s thick ice shell, carrying a small submersible “hydrobot” that could be released into the alien ocean beneath. The sequence wasn’t describing a real NASA mission — it was speculative — but it was grounded in actual proposals NASA researchers had brainstormed.