/sci/ - Science & Math

>>12193280
>propalox
TASTE THE Isp NOT THE HEAT
>>12192942
If you could do that, it would be better to launch it on Venus and get that little fucker spinning properly.
>>12193045
make souvenir paperweights, 304L fuck yeah!
>>12193355
Concorde was losing money until they decided fuck it, let's charge what it costs. And people still paid it.

>>12015587

>>11711994

>>11475338
>propalox boosters

>>11475326
>that would cost untold amounts of money and resources
Which is why aside from simple exploration, it's going to have to provide something other than "look mom I'm on the moon!" If it can't produce something of value, there's no point in a "colony".
Note that "value" could be as simple as a lower-dV source of materials for space stations. (inb4 3He nutters)
>>11475341
No matter how many times you crank the key, if a car doesn't have gas, it won't start. Likewise you can't have a lunar "civilization" without local resources. We don't even really know what's there yet outside of basalt, iron oxides, and water ice.

>>11475336
>Half of humans dying would only reduce the population to 1970’s levels
It's the growth rate that's the problem. China is starting to top out, and India somewhat too, but Africa is on the rise. The western world and Japan are already below replacement rate outside of """immigrants""".