|Cause of Death||Hosts were killed|
The goo had survived on the barren Mars surface for unknown period of time. It was drilled out with a rock sample by Patrick Ross, and brought aboard the Excursion. There the goo melted and forced its way out of the sample container, it then attacked the unsuspecting crew and merged with them. One member of the team, Dennis Gamble had a genetic defect, and was not a suitable host.