“Study of the planet’s crust”

Here is the verified answer to the Wall Street Journal Crossword clue “Study of the planet’s crust”, last seen on May 8, 2026.

Answer hidden — reveal below

T???????S

A 9-letter down entry from the Friday puzzle

The Answer

TECTONICS

The answer to “Study of the planet’s crust” is TECTONICS

Letters9

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PublishedMay 8, 2026

Letter analysis

The clue “Study of the planet’s crust” appeared in the Wall Street Journal Crossword on Friday, May 8, 2026 as a down entry. The verified answer is TECTONICS — a 9-letter word that begins with T and ends with S.

This answer contains 3 vowels and 6 consonants. Click through any related clue below to keep solving, or open the full answer key for the day from the link above.

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Frequently Asked Questions

What is the answer to “Study of the planet’s crust”?

The answer to the Wall Street Journal Crossword clue “Study of the planet’s crust” is TECTONICS — a 9-letter down entry from the May 8, 2026 puzzle.

How many letters is the answer?

TECTONICS has 9 letters — 3 vowels and 6 consonants.

Are these answers official?

WSJCrosswordAnswers.org is an independent reference site, not affiliated with the Wall Street Journal. We solve and verify each puzzle by hand before publishing.