In SNW S01E09, what happened to the initial Gorn on the Peregrine?

In “All Those Who Wander”, we see the Enterprise away team visit the crashed Peregrine, find frozen and/or mutilated bodies of the crew outside and inside, two survivors inside, and a log from the captain explaining that they’d picked up three castaways, one of whom (an Orion) killed himself with a plasma grenade to...