YOU SAID:

mars is great because it is red

INTO JAPANESE

火星は偉大な赤だから

BACK INTO ENGLISH

From Mars is a great red.

INTO JAPANESE

火星からは偉大な赤です。

BACK INTO ENGLISH

Mars is a great red.

INTO JAPANESE

火星は、偉大な赤です。

BACK INTO ENGLISH

Mars is a great red.