NOVA

Season 23 Episode 4: The Doomsday Asteroid

Is there an asteroid or comet out there with our name on it? NOVA scans the skies and the geological record on Earth, for evidence that giant rocks from outer space have struck before and will eventually plow into our planet again.

Genre:

Documentary

Seasons:

53

Episodes:

1025

Quality:

HD

Status:

Returning Series

First Air:

1974

IMDb:

7.0