One of the most expensive parts of any rocket launch is getting the rocket off the ground and into space. This part of the mission takes a massive amount of fuel and money to pull off. That's why ...
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Orbital propellant depots move closer to reality with NASA cryocoupler tests
Space travel has not one but many challenges. Chief among these is the requirement ...
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Former NASA engineer says hes built a machine that defies gravity: Could propellant-free space travel be possible?
A machine that can push itself through space without expelling any propellant has long been a holy grail for engineers and dreamers. Such an invention would transform space travel, but it has always ...
Artist's concept of NASA's Green Propellant Infusion Mission. Credit: NASA. WASHINGTON — A recent NASA mission successfully demonstrated the performance of a non-toxic “green” propellant, creating ...
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