I Have Been A Bit Of A

But When I Wasn't Working, I Was Usually At A Window Looking Down At Earth.

Anything From Making A Mistake On An Experiment That Would Ruin Some Scientist On Earth's Experiment - Career, Potentially - To Doing Something Wrong With The Satellite That A Country Was Depending On For Its Communications, To Making Some Mistake That Could Actually Cost You And The Crew Either A Mission Or Your Lives. So There Is A Lot Of Pressure That's Put On Every Astronaut To Just Make Sure That He Or She Understands Exactly What To Do, Exactly When To Do It, And Is Trained And Prepared To Carry It Out.

It Takes A Couple Of Years Just To Get The Background And Knowledge That You Need Before You Can Go Into Detailed Training For Your Mission.

The Rockets Light! The Shuttle Leaps Off The Launch Pad In A Cloud Of Steam And A Trail Of Fire.

Well, We Spend An Awful Lot Of Our Time Working And Doing Experiments. It's Very Busy Up On The Shuttle.