Don't worry, be happy. We live in a golden age of astronomy

Because of astronomy, we know that we live in a vast galaxy inside a vast universe, and that we’re literally made of atoms from the stars.

Related Keywords

Tony Hallas , Fritz Zwicky , Edwin Hubble , Cepheid , Andromeda Galaxy , Hooker Telescope , Andromeda Nebula , Oort Cloud , Milky Way Galaxy , Milky Way ,