Land an unmanned spacecraft on Titan, Saturn's largest moon. And explore the surface for evidence of potential alien life. The billion dollar mission will test NASA engineers like never before.

On Earth life is everywhere. There's practically no surface here without a microbe present. With life so abundant here on ...

Opinions expressed by Forbes Contributors are their own. Jamie Carter is an award-winning reporter who covers the night sky. Titan is the only known moon with an atmosphere, and the most Earth ...

That’s long enough to potentially have supported life. Artist rendering of NASA's Dragonfly lander spacecraft exploring the surface of Titan, which ... [+] includes lake of liquid methane.