why is there star

lordsoth42:

nasa-official:

gas cloud get squished (gravitational collapse) then sometimes smaller elements can squish together to make bigger elements (nuclear fusion) and this continues as long as the smolest elements (hydrogen and helium) are in the core

NASA had learned the true language of the science side of Tumblr

If you’re into space stuff, or history or both, I’d highly recommend “The Last Man on the Moon”, a doc about Gene Cernan. It’s on Netflix. Beautifully shot, beautifully edited and a fascinating story.

“Don’t ever count yourself out. You’ll never know how good you are unless you try. Dream the impossible and go out and make it happen. I walked on the moon. What can’t you do?”