CBS | 9:00 pm

Time is running out for Earth, at least according to this new drama series that adopts the "Deep Impact" and "Armageddon" premise of an asteroid destined to collide with the planet in a matter of months. Various people — including a tech billionaire (Santiago Cabrera) and an MIT student (Charlie Rowe) — try to devise methods of saving the human race. Jennifer Finnigan ("Tyrant") also stars as a Pentagon official alarmed by the situation.