Below you can find the Hellas an impact crater on this red planet is over 900 miles wide Jeopardy Words Answer. The answer to Hellas an impact crater on this red planet is over 900 miles wide has 4 letters. This clue belongs to the The planets category and is part of Jeopardy Word Level 1641. If you scroll near the bottom you will find other clues and answers part of level 1641