NASA countdown phrase

This crossword clue is for the definition: NASA countdown phrase.
it’s A 21 letters crossword puzzle definition.
Next time, when searching for online help with your puzzle, try using the search term “NASA countdown phrase crossword” or “NASA countdown phrase crossword clue”. The possible answerss for NASA countdown phrase are listed below.

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Possible Answers: TMINUS.

Last seen on: NewsDay Crossword January 8 2023