earthbound

adjective3

1. •
   Confined to the Earth; unable to leave Earth, either physically or spiritually.

   • "Music, Smiley, music! Now the vibrations should be better." "The higher spirits cannot reach earth-bound folk," said Mailey. — 1925
2. •
   (figurative) Unimaginative or mundane.
3. •
   Heading towards the planet Earth.