en Mars
― DefinedAs ⟶
Weight: 1.0
en outermost terrestrial planet Source: Open Mind Common Sense contributors bryan
en mars
― DefinedAs ⟶
Weight: 1.0
en next frontier Source: Open Mind Common Sense contributors nancyfay
en Mars
― DefinedAs ⟶
Weight: 1.0
en planet fourth-closest to the sun Source: Open Mind Common Sense contributors alexi