25
Oct
Washington, Oct 25, NASA is building a nuclear-powered lander for exploring Titan -- Saturn’s largest moon having a dense atmosphere and low gravity Titan is a major target in NASA’s quest to assess habitability and search for potential signs of life beyond Earth on worlds across the solar system. The lander, Dragonfly rotorcraft, is NASA’s only mission to the surface of another ocean world. Titan is also thought to have a subsurface ocean of water. The car-sized drone, built and operated by Johns Hopkins Applied Physics Laboratory (APL) in Maryland, will have four pairs of coaxial rotors (meaning one rotor is stacked…