Crossword Genius

when a heat shield is needed (7)

Ross

I believe the answer is:

reentry

(Other definitions for reentry that I've seen before include "final part of space flight" , "of concern to NASA?" , "Return to the Earth's atmosphere" .)

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.