/sci/ - Science & Math

Today....today I will remind them. All their efforts are nothing but turds in a toliet. Good for nothing, well overdue to be flushed. Still they will deny, deflect, ignore, and decry the truth they care not speak.

>In the space world we suffer from what many refer to as the "tyranny of the rocket equation." Simply put, what goes up takes fuel — and if fuel is going up, it also takes fuel to lift the fuel. The most cleverly engineered, efficient rocket is still about 85% fuel by mass.

https://science.nasa.gov/learn/basics-of-space-flight/chapter14-1/