> There's enough money to fix hunger, poverty, housing, education, and everything. Enough money to buy and / or fund politicians to make the necessary changes.

Perhaps. But I can also see someone wanting to use their money to fund space exploration because it is more exciting.

As an aside, I strongly suspect that to solve the problems you think are more worthy, it isn't money that is the problem, but rather social, structural, cultural, and other issues mostly.