When a willful engineer gets into an accident on her first space mission, she has to learn to let go of both her past and her fears so that she can make it back to earth alive.

Gravity. Good work. I think being more specific might help? What do you think?

When an engineer who has lost her daughter experiences a catastrophic accident on her first space mission, she has to regain the will to live in order to make it back to earth alive.