An MIT grad student and a tech superstar bring a low-level Pentagon official a staggering discovery--that an asteroid is just six months away from colliding with Earth.

Salvation centers on an MIT grad student and a tech superstar who bring a low-level Pentagon official a staggering discovery--that an asteroid is just six months away from colliding with Earth. The show centers on the ramifications of the discovery of an asteroid that will impact the Earth in just six months and the attempts to prevent it.—ahmetkozan