Mark Blaze and Andrea Steele inside their spacecraft.
Mark Blaze and Andrea Steele's spacecraft appears in the 1983 series episode Visitors from Earth.
Piloted by Mark Blaze and Andrea Steele, it is used during a mission to destroy a meteor that could collide with Earth. By accident, the spacecraft instead flies through a wormhole and crashes onto Eternia.
To destroy the meteor, the spacecraft carries a missile. Skeletor attempts to use that missile to blow up Castle Grayskull.