The shock wave rippled through their camp site, and several hours earlier than they were anticipating. The plan had always been to be further from the impact site, but communication delays had hindered them before their egress had even begun.
By the time they got out they knew they were unlikely to get as much distance as desired, still they had pushed on long enough to ensure they’d be safe, and they were.
While they were all now awake, it would still be hours before they would know if it had worked, and to what extent. Only then could they return.