third rock
- earthSoil or electrical grounding
- planetStar-orbiting spherical body
- sunEarth's primary star
- moonNatural planetary satellite
- solar systemStar and orbiting bodies
orbit · blue marble · home · world · sitcom · television · John Lithgow · alien · comedy · NBC · 90s · terrestrial · rocky · atmosphere · life · ocean · continents · spinning
- Earth namesterra, blue marble, pale blue dot, home planet