Seattle’s most experienced postseason pitcher faces Detroit’s ace and reigning Cy Young Award winner Sunday at T-Mobile Park.

The Seattle Mariners were one of the best teams in baseball last year, but they've already lost Jorge Polanco from the middle of their lineup this offseason. Po ...

SEATTLE - The Seattle Mariners’ longtime regional sports network, ROOT Sports, shut down at the end of the 2025 season, bringing nearly four decades of regional broadcasts to a close. Starting in 2026 ...

Julio Rodriguez’s early, 2-run home run electrifies packed park. Then Toronto scores 12 unanswered runs, 8 off Kirby. M’s lead series 2-1.

The Seattle Mariners have established themselves as World Series contenders; here are three MLB free agents they should sign.

Baseball America released its prospect rankings for the Seattle Mariners organization going into the 2026 season. The list ...

ROOT Sports shut down following the 2025 season, and the Mariners moved the production and distribution of all game telecasts under Major League Baseball's umbrella starting in 2026. MLB will handle ...