The moon and its host planet.
#space #astronomy #cosmology #spaceexploration #fact #facts #learning #perspective #wisdom #carlsagan #neildegrassetyson #billnye #followforfollow #nasa #esa #astrophotography #physics #sun #star #einstein #alberteinstein #solarsystem #milkyway #eclipse #earth #collectiveinsight #thesun #cosmos #nature #moon by collectiveinsight