One Giant Leap... Eureka : Season 4 Episode 20
TV-14 Syfy 1h 00m int(0)
Aired: September 19th, 2011 @ 12:00 PM EST on Syfy
In the season finale - It's chaos in Eureka when an energy beam rips through main street but the Astraeus launch must go on...with or without Eureka intact.