... The Moons Of Earth . ... Thick storm clouds are visible in the lovely blue planet's nurturing atmosphere and its largest artificial moon, the spindly Russian Mir Space Station , can be seen above the planet's limb. The bright spot to the right of Mir is Earth's very large natural satellite , The Moon. The Mir orbits planet Earth once every 90 minutes about 200 miles above the planet's surface or about 4,000 miles from Earth's center. ... Publications with keywords: Moon - Earth - spacecraft . ...