Kirby, Mariners Shut Down Astros

Photo by Houston Astros/Getty Images

May 11, 2026

Mariners 3, Astros 1

Seven scoreless innings from George Kirby led the Seattle Mariners to a 3–1 victory over the host Houston Astros Monday night. A home run from Julio Rodriguez and RBI singles from Dominic Canzone and Cole Young powered the Mariners to the win.

The Astros collected nine hits, two more than the Mariners, but stranded multiple runners throughout the night while striking out 14 times against Mariners pitching. Kirby controlled the game across seven scoreless innings, allowing nine hits while preventing the Astros from producing timely offense.

Astros-Mariners Game Summary

The Mariners struck first, doing in the top of the second inning. Randy Arozarena recorded the first baserunner with a single before Luke Raley drew a walk against Astros starter Peter Lambert. Canzone followed with an RBI single to left, and Cole Young added another RBI single to extend the lead to 2–0.

The Mariners added another run in the third when Rodriguez launched a solo home run off the wall above the Crawford Boxes. The blast marked the first home run Lambert surrendered as an Astro.

The Astros answered in the fifth. Jose Altuve and Yordan Alvarez opened the frame with consecutive singles before Isaac Paredes delivered an RBI single through the left side to cut the deficit to 3–1. The Astros failed to capitalize further after Christian Walker grounded into a fielder’s choice and Zach Cole grounded to second.

The Mariners relief corps handled the remainder of the game. Eduard Bazardo struck out three consecutive hitters in the eighth inning after issuing a walk, and closer Andrés Muñoz ended the game in the ninth by striking out Alvarez on a changeup.

What Went Right for the Astros

Isaac Paredes Continued Producing at the Plate

Paredes led the Astros offensively with a three-hit performance and drove in the Astros’ lone run in the fifth inning. The third baseman consistently generated hard contact throughout the night and also flashed defensive ability with multiple difficult plays at third base.

Peter Lambert Settled Down after Early Trouble

Despite allowing three runs across the first three innings, Lambert recovered effectively and gave the Astros valuable length. The right-hander retired 13 of the final 15 hitters he faced and struck out multiple Mariners hitters with an effective changeup and breaking ball combination.

Defense Kept the Game Close

The Astros defense prevented the Mariners from extending the lead further. Cam Smith made a sliding catch in right field during the first inning. Paredes opened the game with a diving stop on Brenden Donovan. Zach Cole later added a sliding grab in left during the ninth inning.

What Went Wrong for the Astros

George Kirby Controlled the Strike Zone

Kirby controlled the strike zone from the opening inning. The Mariners starter struck out seven Astros hitters by mixing an effective sweeper with precise fastball command. He held the Astros to 1-for-8 with runners in scoring position, preventing them from generating sustained offensive pressure.

Strikeouts Eliminated Key Opportunities

The middle of the lineup struggled against swing-and-miss pitches throughout the game. Alvarez struck out three times, Christian Walker struck out twice, and the Astros totaled 14 strikeouts overall.

Early Offensive Opportunities Disappeared

The Astros threatened multiple times during the opening innings but failed to capitalize. Altuve and Paredes each recorded early singles, yet Kirby escaped without damage by forcing weak contact and generating timely strikeouts.

Quick Hits

Altuve extended his hitting streak to four games with a first-inning single and later added another hit in the fifth to finish with a multi-hit performance.

Cam Smith reached base twice on walks against Kirby and stole his fifth base of the season during the second inning. Smith also made a sliding catch in right field during the opening frame.

Julio Rodriguez drove in the Mariners’ decisive run with a solo home run above the Crawford Boxes in the third inning. Rodriguez also added an infield single in the fifth.

Lambert allowed three earned runs but settled in after the third inning, retiring seven consecutive Mariners at one point before exiting after seven innings.

Astros relievers Steven Okert and Bryan King combined for two scoreless innings, allowing one hit and striking out one.