The next generation Astros’ pitching rotation is taking shape._Houston may be collecting arms the likes of which haven’t been seen at the same time_since Roy Oswalt, Tim Redding, Carlos Hernandez, Brad Lidge and Wade Miller were incubating in the Astros’ system 15 years ago. With the addition of Mark Appel as the #1 pick and a handful of other arms near the top of the system, Houston could remake its rotation as soon as 2015. It’s possible that Bud Norris and Lucas Harrell could be footnotes to the reconstruction project by that time, while Jordan Lyles and Dallas Keuchel bid to join Appel and the new-look rotation. Jeff Luhnow says [...]