YOU SAID:
a space cat you there
INTO JAPANESE
宇宙猫あなたがそこにいます
BACK INTO ENGLISH
space cat you are there
INTO JAPANESE
宇宙猫君がいる
BACK INTO ENGLISH
there is a space cat
INTO JAPANESE
宇宙猫がいる
BACK INTO ENGLISH
there is a space cat
That didn't even make that much sense in English.