The Enterprise is sent to investigate the disruption of the Gamma VII-A solar system and the destruction of the U.S.S. Intrepid, staffed solely by Vulcans. When they arrive they find a large dark mass floating in space that is draining energy from everything around it, including the Enterprise. Drawn into the mass, they find a huge amoeba-like creature and Kirk must decide which of his two friends, McCoy or Spock, to send into it aboard a shuttle craft on a mission of no return. Written by
Did You Know?
The giant space amoeba the Enterprise encounters measured over 18,000 kilometers in length. For comparative purposes the planet Earth has an average diameter of just over 12,500 kilometers. See more
When McCoy and Spock leave the bridge after Spock's near-collapse in the opening scene, Kyle, at the helm, is wearing a red shirt. McCoy gives Spock an examination, but does not confine him to Sickbay, so we can surmise that Spock is only off the bridge for a couple of hours at the most. When he returns, Kyle is wearing a gold shirt. See more
Oh, and Dr. McCoy, you would not have survived it.
[on bridge of the Enterprise
You wanna bet?