土

There are ten planets in the solar system but only one is home.
by johan

(土) shows that the (一) is horizon line with the cross (十) over on , yes this is earth
by Farid

earth is 1/10 for aliens
by Neslyn

I visited 10 other planets, but only one was capable of supporting human life as earth is.
by vms5q

I bet you 10 to 1 that this is planet earth that we are living on.
by Sprigit

One under the ten Celestial is known as the earth.
by EloraK