"I haven't figured out why all of us have come here, I've only recently gotten here myself. But there has to be a reason. This place, The City, is pulling people from all points in time and space. You're here from one timeline, but in another plane of reality you're still between Midgard and Asgard," Bruce explained. "It's possible to take someone from one plane of reality and leave the other planes undisturbed." He wished Jane was there, too, to help Thor better understand.
"Right now we can't go home. But I'll try to get us back one way or another. But I'm going to need help. Tony first, and then maybe yours and Steve's."