He stated in the Gaiden that he knew where they were located...So Sasuke randomly changes the Dimension and hopes he hit the right one? Seems legit.
Source please, I don't recall Indra mentioning that when he explained the movie on his previous threadHe said he can only carry a limited number of people.
Which strange seeing how he didn't feel additional people (scientists) hitching a ride
^^^ThisHe stated in the Gaiden that he knew where they were located...
......................................How? Sasuke has low chakra reserves.