Sunday, February 28, 2010

Houston, We Have A Problem

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Wednesday, February 10, 2010

The Space Shuttle Main Engine



The Space Shuttle main engines burn liquid hydrogen and liquid oxygen. Each engine can generate almost 1.8 meganewtons (MN) or 400,000 lbf of thrust at liftoff.

The Space Shuttle's rocket engines are capable of operating at extreme temperatures. The liquid hydrogen fuel is stored at ?253 degrees Celsius (?423 degrees Fahrenheit). However, when burned with liquid oxygen, the temperature in the combustion chamber reaches 3,300 C (6,000 F), higher than the boiling point of iron. The main engines collectively consume 3,917 liters (1,035 gallons) of propellant per second. They can also be gimbled (turned) and throttled between 67 to 109% of their rated designed thrust.

...and during launch that look really fuckin cool!

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Saturday, January 30, 2010

Mars Rover Spirit



Spirit was only suppose to last 90 days, yea right! That was over six years ago...

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