PEORIA, Ariz. — George Kirby has been shut down from throwing due to shoulder inflammation and is expected to start the ...

The fourth-year starter will likely begin the season on the injured list with inflammation in his throwing shoulder.

The Mariners backup catcher told a story of him pulling aside Kirby during a game last season that helps highlight the ...

This is a team that had baseball’s greatest collection of pitchers last year, but were burdened with an offense that ruined a ...

The former Braves hitting coach has joined forces with the actual Edgar Martinez in hopes of jolting the Mariners' moribund ...

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The Seattle Mariners had the best starting pitching in the major leagues last season but it was undermined by a low-scoring offense that still hasn't been improved.

The Seattle Mariners farm system was already considered elite going into 2025. The Mariners had seven prospects ranked in MLB Pipeline's top 100 and the farm sy ...

Luis Castillo worked into the fourth inning Sunday, and the Mariners blasted three home runs to beat the Rockies in Cactus League action.

The Seattle Mariners led Major League Baseball in starting pitchers' ERA last season (3.38), but the staff suffered a blow on ...

Seattle Mariners right-handed pitcher George Kirby is expected to begin the regular season on the 15-day injured list due to ...