YOU SAID:
the star fell down then hit someone on the head
INTO JAPANESE
星が落ちて誰かの頭を叩いた
BACK INTO ENGLISH
The star fell and hit someone's head
INTO JAPANESE
星が落ちて誰かの頭を打った
BACK INTO ENGLISH
The star fell and hit someone's head
That didn't even make that much sense in English.