People will literally gasp the first time they see an up-close view of Saturn’s rings or craters on the moon. It’s very satisfying for us to be able to bring the night sky to people in such a visceral way.
Number of constellations
Number of stars in the Milky Way
Number of galaxies you could see from Earth using the Hubble telescope
Potential number of galaxies in the universe
(100,000,000,000,000,000,000,000) Estimated number of stars in the universe