Crossword clue

“According to experiments, they can't "sleep" in space”

This clue appeared as 63-Across in the NYT Crossword on Friday, September 19, 2025. The answer has 5 letters.

Answer · 5 lettersFirst appearance

YOYOS

Letters5

Starts withY

Ends withS

Vowels2

Where this clue has appeared

NYT Crossword
Sep 19, 20255 letters→

About this clue

The clue “According to experiments, they can't "sleep" in space” ran in the NYT Crossword on September 19, 2025 as 63-Across. Its answer is a 5-letter word that starts with Y and ends with S.

See every answer from the puzzle on the NYT Crossword page for September 19, 2025, or learn how clues like this work in our guide to crossword clue types.

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FAQ

What is the answer to the “According to experiments, they can't "sleep" in space” clue?+

The answer is YOYOS (5 letters), from the NYT Crossword of September 19, 2025.

Where has this clue appeared?+

We have seen it 1 time in the NYT Crossword.

How do I find other NYT Crossword answers?+

Open the full list of answers for September 19, 2025, or browse every date on the NYT Crossword hub.