It is a big mission for NASA’s huge spacecraft the Europa Clipper. Traveling nearly two billion miles to Jupiter’s moon, Europa. The ship is NASA’s largest ever to travel through space on this one-of-a-kind mission.

For decades, an icy moon of Jupiter has been considered one of the most promising places to search for extraterrestrial life in the solar system. Thought to have an underground ocean and a potentially habitable environment,

Marking the latest foray into space exploration, NASA is preparing to launch its first mission to explore Jupiter's moon, Europa, to determine if it harbors conditions suitable to support life. NASA's Europa Clipper is set to launch on Oct.