Forgot your password?
typodupeerror

Comment Re:Specific impulse (Score 1) 55

"All rockets basically do is throw mass out the back to move forward with an equal and opposite reaction since we don’t have massless drives like using light for propellant."

Photons have mass. So you can get thrust by shoving light out the back. Of course you can't get to orbit that way, but from Earth orbit to Mars orbit it would work.

Slashdot Top Deals

"Intelligence without character is a dangerous thing." -- G. Steinem

Working...