….on….why interstellar flight?

“Earth is the cradle of humanity,
but it is impossible to live forever in the cradle”
~ Tsiolkovski


“A journey of a hundred light-years

begins with a single step.”

~ Confucius (extended 12 orders of magnitude)


Cooper: Mankind was born on Earth.

It was never meant to die here.

~ from the film INTERSTELLAR