"Yep, you missed a fun time. Woke up in Elyssa's body with no gravity on the station when we got here. Gravity came back after a few weeks, and your aunt and I switched back a bit over a week ago." He'd let Bobby do the math on what that meant, no need to spell it out for him.
He got him up with Roxy's help, one arm slung over his shoulder. "It's not that far, and I can get Jake to help us out if you feel like you can't walk anymore."