Health & Beauty
How To Clip Your Nails In Space & More Gravity-Defying Astronaut Beauty Secrets
Astronaut Catherine Coleman, Sandra Bullock's space mentor for the Oscar-winning "Gravity," talks beauty, fitness and hair care in Zero G
"We're allowed to bring makeup, and I've brought it on every [mission] ... but I rarely use it," says Coleman. Plus, the process of finding products that are compatible with the environmental system -- the one responsible for cleaning the air and removing carbon dioxide -- is enough of a hassle. "We have a sort of 'girl's club' in the program and we leave things for each other [on ISS] -- things that are nicer to have: a nice comb, a belt, makeup, a moisturizer we really loved that didn't throw off the environment. It's so hard getting something up into space, it's not really worth it to bring your own."
SEE NEXT PAGE: Your hair develops super powers