The Seattle Mariners received encouragement to move former All-Star Luis Castillo to the bullpen after recent struggles to begin the season. Despite his lofty salary ($24.15 million this season), rumors of Castillo’s status in the rotation continue to spin.

Here's how to watch Monday's Houston Astros vs Seattle Mariners game, including start times, TV channels, scores and how to stream.

Tacoma Rainiers Tacoma squandered a series split with an extra-innings loss in Sunday’s contest, dropping the six game set by a score of 4-2. Despite the loss, the series still managed to provide plenty of outstanding performances offensively,

Kade Anderson has been dominant in his short-lived professional career. A mixture of elite stuff and refined control characterize his success.

Josh Simpson is back in the majors with the Seattle Mariners after a stretch that saw him move between Seattle and Tacoma. The 28-year-old left-hander was recalled from Triple-A Tacoma on May 1, sent back a day later,

Simpson started 2025 in Jacksonville but was recalled to Miami on June 21. Five days later, he recorded his first Major League win against the San Francisco Giants. He would finish the year 4-2 with a 7.34 earned run average. In 30.2 innings, he walked 22 and struck out 36.

Luke Raley drove in a career-high seven runs with his first grand slam and a three-run homer to power the Seattle Mariners to a 12-8 victory over the Chicago White Sox.

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The Seattle Mariners will be pretty set with their veteran pitching rotation heading into the 2026 MLB season, Headed by 15-game winner Bryan Woo, the group is still jelling as a unit, and one of the five regulars, Luis Castillo (33), is over thirty years ...

Once a Redhawk, always a Redhawk—and always welcome at T-Mobile Park! Celebrate Seattle U Night on Wednesday, August 5 with a specially priced ticket and Mariners-themed Seattle U Windbreaker. Plus, $5 of every ticket sold will benefit the Seattle University Fund.

On Saturday, the Seattle Mariners retired Randy Johnson’s jersey No. 51. The 10-time All-Star played for the Mariners from 1989 to 1998, putting the team on the baseball map alo

From Ken Griffey Jr to Julio Rodriguez, the Seattle Mariners have had their share of fantastic phenoms in their history. Now, the M's have another early bloomer in their midst, as Colt Emerson's almost unbelievable path to The Show mimics that of Seattle's ...

A new era of watching Mariners baseball is here, and Mariners.TV has you covered all season long. • To buy on your mobile device, click here And there's a bevy of options to stream regular-season games in the Seattle Mariners home territory with no blackouts (subject to national exclusivities).