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Astros face another tough injury blow ahead of Royals series.

Momentum can vanish in a heartbeat — and for the Houston Astros, a familiar setback threatens to stall their climb just as things were clicking.

Star second baseman/outfielder Jose Altuve exited Saturday’s matchup against the Cincinnati Reds with right hamstring tightness, per ESPN. The 35-year-old veteran did not appear in Sunday’s series finale.

While the team has not yet placed him on the injured list, his availability for the upcoming series against the Kansas City Royals remains uncertain.

Will Altuve be ready for Astros’ series vs Royals?

Manager Joe Espada said after Sunday’s game that there is optimism Altuve could return as early as Monday or Tuesday, but the team will wait to see how he responds over the next 24–48 hours. While the injury is not currently considered serious, hamstring issues—particularly for older players—can linger if not handled cautiously.

Altuve’s absence, even if brief, comes at a critical juncture for Houston. After an inconsistent start to the 2025 season, the Astros have begun climbing back toward contention in the AL West. A productive homestand against Kansas City could be essential in regaining ground, and losing their most consistent leader and veteran presence doesn’t make that task any easier.

Though his numbers in 2025 are below his typical standards — Altuve is batting .259 with four home runs and a .682 OPS — his impact goes far beyond the stat sheet. The eight-time All-Star remains the emotional engine of the clubhouse and has long been the team’s most reliable postseason performer.

Astros’ alternative options if Altuve can’t go

This latest setback also puts pressure on the Astros’ depth. Players like Mauricio Dubón or Grae Kessinger may see expanded roles if Altuve misses time, and the club could be forced to adjust both its defensive alignment and batting order in his absence. While the organization has often benefited from internal options stepping up, there’s no easy replacement for the leadership, experience, and situational awareness Altuve provides on a nightly basis.

The Astros have managed injuries in the past, but this one hits closer to the core. Altuve has spent all 15 seasons of his MLB career in Houston, becoming one of the most beloved athletes in franchise history. His contributions span far beyond box scores — he’s been the face of the team through both its championship highs and rebuilding lows.

For now, Houston will hold its breath and hope the issue proves to be minor. Espada noted that Altuve had been responding well to treatment, but no formal return date has been confirmed. With the Royals series looming, the Astros will soon need to make a decision about his availability — or determine how to proceed if he’s unavailable.

As the AL playoff picture starts to take shape, every game counts, and so does every player. Few are more important to Houston’s chances with Altuve on the field — rather than off it.

Astros fans now wait for answers, as the team prepares to open a pivotal series against the Royals without knowing if their heart-and-soul veteran will be available.

Derek Hryn Derek Hryn is a writer at Heavy Sports, covering NFL, NBA, MLB and NCAA football and basketball. Previously a fantasy football expert at DraftKings and SB Nation, and has been featured at FanSided, USA Today, NBC Sports, The New York Post, and others. More about Derek Hryn