How the Earth and moon formed, explained
Explainer: Why are space agencies racing to the moon's south pole?
1968: When Apollo 8 First Orbited The Moon And Saw The Earth Rise In Space : NPR
Moon - Wikipedia
10 Things About Our Solar System's Most Marvelous Moons - NASA Science
Come See Astronomy's Most Important Moon-Forming Image Ever, by Ethan Siegel, Starts With A Bang!
A Buffer Zone Around Saturn May Have Kept It From Swallowing Its Biggest Moon, Smart News
Everything you need to know about the Moon
Mare, Lunar Feature, Origin, Characteristics & Types
When Hubble Stared at Nothing for 100 Hours