NASA's Quest for Green Rocket Fuel Passes Big Test
Jul 15, 2013 | Posted by: roboblogger | Full story: Scientific American
For decades, NASA has relied on an efficient but highly toxic fuel known as hydrazine to power satellites and manned spacecraft .
Could we use water and compressed air like the toys rockets. Some of those had two stages and went real high. We'd just have to scale it up a bit.
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