| ▲ | vivzkestrel 2 days ago | |||||||||||||
what would it take to build and accelerate an object to 295000 kms/s? Like seriously, would it take nuclear propulsion or is it antimatter engine or solar sail? | ||||||||||||||
| ▲ | lsllc a day ago | parent [-] | |||||||||||||
The speed of light is 299792.458km/s so according to a quick Google search it takes 4.28x10^17J to accelerate 1kg to 0.98c. | ||||||||||||||
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