On Dec 10, 8:59 am, Stealth Pilot
wrote:
...
can you tell me why a vehicle making a steady 100knots cant get to the
moon?
oil tankers traverse the world at 12 knots.
...
Stealth Pilot

The oil tanker doesn't need an engine powerful enough to lift itself.
For each extra mile you climb you need the fuel to rise that mile plus
the added fuel to raise that fuel plus the fuel to raise the added
fuel ...

It's like building a mountain out of marbles.