Atlantis is on its way back home after having to land at Edwards AFB in California:
It might just be me, but that laden 747 looked way too big to get off the ground. It'll take a couple days to get back to Florida; tonight it's staying in Texas for refueling.
I'd mentioned this on Twitter earlier but it's apropos here and pretty funny, I thought. This is on the 747, on one of the Shuttle mount points: