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Monthly Archives: October 2013
“Gravity”
I’ve been a delinquent spacecraft engineer, and didn’t see “Gravity” until today. In short: it was awesome. It’s a tremendous story about courage, fear, perseverance, the human spirit, our ability to solve the most insurmountable problems, and triumph in the face … Continue reading
Posted in Science Fiction, Space, Wow
6 Comments
Orbiting magnetic balloons
I recently got the following question: Let’s say I have a 500kg balloon floating in the stratosphere at fixed altitude with solar cells collecting 10kw from the sun, then my computation shows that if this energy can be converted to … Continue reading
Posted in Concepts, Space
9 Comments