When a spaceship crashes to Earth and reveals a group of quirky little space aliens on the run for their lives, the "GadgetGang" kids--Gus, Phoebe, Francesco, Mitsue, Mary Ann, Banana, and Tank--soon discover this won't be the boring weekend they had dreaded. They learn that in a point far from the galaxy, an evil warlord named Gana Golber has seized control of the Confederation of Planets and now all of the planets are in danger--including Earth.