He also discusses the projected shuttle launch schedule, which may be delayed due to the "beta blockout". During the winter and summer soltice, the International Space Station is at its closest to the sun due to the obliquity of the eclipitic (my favorite new term of the day), which is the 23 degree tilt of the earth. Due to the alignment required to get proper benefit of the ISS's solar power panels, the shuttle would be docked to the ISS such that max temperatures reach unacceptable levels.
Angle of attack
Is difficult to manage
Space and loo alike.