Sally Ride

Studying whether there's life on Mars or studying how the universe began, there's something magical about pushing back the frontiers of knowledge. That's something that is almost part of being human, and I'm certain that will continue.

Nine years after I had my own accident, I find that in trying to go back to doing those things that I used to do just doesn't fit. Everything seems to just fall apart. I don't know why but I think it is because I am this new creature.

Ironically, it is only when disaster strikes that the shuttle makes the headlines. Its routine flights attracted less media interest than unmanned probes to the planets or the images from the Hubble Telescope. The fate of Columbia (like that of Challenger in 1986) reminded us that space is still a hazardous environment.