When Felix Baumgartner lept from a floating capsule in the stratosphere, plunging 24 miles to the ground, most of us here on Earth were busy thinking "I could never bring myself to do that." Turns out Baumgartner almost couldn't either. But it wasn't exactly the fall that was freaking him out, it was the suit…
Looking back on all of humanity's successes in space, it can be easy to forget that many of our accomplishments have been built on the sacrifices of other creatures. Here are ten animals who played an indispensable role in paving the inter-planetary way to space.
Astroblogger Leroy Chiao belongs to an elite, exclusive club of earthlings who have ventured into space. Also in that club? Animals. Lots of them. This is tribute to the world's bravest "astronimals."