[Born to Conserve]

The cost of spaceflight is not the fuel or vehicles, it is the overhead.

Here is how to lower the cost of spaceflight:
1: Fire all the lawyers and bureaucrats.
2: Separate flights for cargo and humans.
3: Taxes in space, stay in space.

[NonZeroSum]

Separate flights for cargo and humans.

Why?

[SunkenCiv]

/bingo

The more recyclable the craft, the smaller the eventual payload, and it’s not difficult to see how.