For as long as I can remember, I wanted to be a mom or an astronaut when I grew-up. I think we can blame Star Trek for the astronaut bit. As a small child, I would look up at the stars and dream about what it would ...

The Discovery space shuttle was the third space rated orbiter in the NASA fleet after Columbia and Challenger. Before its retirement earlier this year, it was the shuttle fleets leader at 39 missions. Discovery was ...