Into the Nebula

The members of the Starship Enterprise™ must find the people responsible for destroying the planet before an entire civilization dies out. While exploring an unknown region of space, the U.S.S. Enterprise™ encounters a strange nebular dust. Upon further investigation, they discover a planet called Krantin on which the plant and animal life, as well as the civilization are dying. A series of explosions and a ship that simply disappears into thin air lead the crew to believe another group is causi