2009 A.D. – Earth is attacked by an armada of giant aliens.

The earth's SDF-1 Battle Fortress prepares to lift off into space to battle with the alien invaders.

In order to avoid the total destruction of the earth, the crew of the SDF-1 make an untested jump into hyper-space.

Rick and Minmei find themselves trapped inside an unexplored area of the gigantic Space Battle Fortress.

Captain Gloval plans a daring strategy to convert the SDF-1 into a robotic configuration to do battle with the Zentraedi forces.

The battle between the Robotech defenders and the Zentraedi is taken tot he very limits of the Solar System as the two forces meet in the rings of Saturn.