A tractor beam was a common ray used on many alien spacecrafts.
They were generally used to tow other spaceships, or used to pull objects aboard the ship.
References[]
- ↑ As seen in The New Adventures of Superman episode The Robot of Riga (1966).
A tractor beam was a common ray used on many alien spacecrafts.
They were generally used to tow other spaceships, or used to pull objects aboard the ship.