The Houston Astros made another move on Saturday afternoon as they acquired San Diego Padres relief pitcher Mark Hamburger off of waivers, and it was announced on Sautrday by Astros general manager Jeff Luhnow.

Luhnow also announced today that the Astros have claimed 25-year-old RHP Mark Hamburger off waivers from the San Diego Padres

— Brian McTaggart (@brianmctaggart) July 21, 2012

The Padres designated Hamburger for assignment on July 19, and the Astros picked him up after he cleared waivers.

The 25-year-old Hamburger will be on his third team of the season after starting with the Texas Rangers, the Padres and now the Astros, Hamburger has not appeared in a major league game since a short stint in 2011.

Hamburger has posted a 6.75 ERA in 57.1 innings of work in the Pacific Coast League and has 26 appearances this season. The Astros have assigned him to Class AAA Oklahoma City.

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