We will inevitably run out of recources in this world. Given, we need to find alternative planets with which to survive.

The scientific consensus on the extinction event that wiped out the Dinosaurs is a massive Asteroid Impact. Humans would not survive a similar event and we would be wiped out quickly. This is one reason why it makes sense to invest in technologies to allow for travel in and safe habitation of space.

Because the challenge pushes us to discover new skills and technology.

because there is almost definitely a ton of scientific knowledge out there that we can't access from here

Space is an excellent investment.

It will lead people to your anus

Because it is our purpose as a race to expand, multiply, explore, colonize and conquer.

It is the only way we have currently to avoid asteroids and the sun's death in a few billion years

Being in a weightless environment, orbiting the earth, on the moon, on Mars, or just in space is super cool.

Going on a space vacation would be sick, why aren't we funding this?

It inspires young people to get into science.

it is a better destiny for money than warfare, politics and jails.