The Real Planet Krypton!! - The Countdown #9

Name: The Real Planet Krypton!! - The Countdown #9
Uploaded: 2012-11-16T01:06:49Z
Duration: 5:07
Channel: Scientific American Space Lab
Description: SUBSCRIBE, future astronauts: THE TOP 5 are listed BELOW!! CLICK HERE to learn more about this week's Top 5: THE TOP 5: The Real Planet Krypton…

92.9K views · 13 years ago · 5:07

Scientific American Space Lab

Educational creator

Nov 16, 2012 · 92.9K views

SUBSCRIBE, future astronauts: THE TOP 5 are listed BELOW!! CLICK HERE to learn more about this week's Top 5: THE TOP 5: The Real Planet Krypton…