Zachary Foxx is assigned on a mission to observe a small group of humans who have established a home on the planet Kirwin. Captain Foxx travels with his wife, Eliza, their two children and Alien diplomats Zozo and Waldo.

The Rangers search for Eliza's psychocrystal. Geezi is a snitch, and he has one of the Queen's memory birds. The Rangers go back to Tortuna to buy the bird from Geezi, and they learn about how the Queen has decimated the Gherkin race along the way.

Killbane breaks into Longshot and steals one of the components of Mindnet, a device that induces psi abilities, for the Queen of the Crown.

The Queen has built a cannon that can destroy a planet, and is trying to hold the League hostage with it. The Rangers are sent in to work with the resistance group on the planet and destroy the weapon. The resistance group is led by Wirwar, whose family is held hostage by the Queen and who tries to free them by handing the Rangers to the Queen. Despite that, they succeed in destroying the Queen's weapon but have to escape in a ship which they discover only has five minutes worth of oxygen.

Goose is assigned to transport MaCross - a dangerous criminal and leader of the Black Hole Gang, to stand trial on Earth. The Black Hole Gang has other ideas, as MaCross apparently hid a stash of Starstones before he was captured, and they want the stones and MaCross back.

The Rangers are in charge of security at an intergalactic art show where a Poe mutant Sensation doll is stolen. The doll is dangerous to humans, indeed to everyone but a Poe, as it holds the emotions of the artist.

Niko gets a distress call from Ictar, a Basuti. The last Space Sorcerer has taken over their planet and is forcing them to dig for Starstones. The Rangers confront him and he disappears in a cloud of smoke, vowing revenge.

On a transport ship carrying unstable isotopes, the Rangers get a distress call from the infamous Cody.

The Rangers are sent to rid an asteroid belt of giant space whales. But they end up in the middle of a fight between "SpacePeace" and a madman, consumed with a vengeful desire to destroy the whales forever.

Roy and Burro are back, this time on Shaky, a planet with much seismic activity, but possibly a big starstone deposit, and the Black Hole Gang wants the claim.

Nimrod grabs the Rangers out of hyperspace, and makes them play his version of the most dangerous game, without their badges. They have to make do as normal, human Rangers.

The Rangers pretend to go bad in order to infiltrate the Black Hole Gang, who are going to try to attack the Longshot research facility. Goose is charged with keeping Daisy O'Mega, the leader of the group of outlaws, distracted after she makes it plain she is attracted to him. They are planning a trap at Longshot, but MaCross, who wanted Daisy for himself, and hates Goose anyway, finds out the plot and mucks up that plan.

The Queen of the Crown uses her half of the Eliza Foxx psychocrystal to lure Zachary Foxx to her Psychocrypt, a facility in a remote area of space. Zachary is captured and used to create the most power psychocrystal ever. Against orders from Commander Walsh, the rest of the Series 5 team must track down Zach with the help of Geezi the Pedulant and rescue him from the clutches of the Queen.

Old Roy the prospector uncovers an ancient civilization, so Niko and Doc are called in and wind up battling an ancient android programmed to protect the city.

An extremely aggressive, insectoid new race, the Traash, is blowing up everything in its path (including the Crown destroyers) and Captain Kidd is the only one who knows anything about them. All he has to do is give a little whistle.

The Rangers are leading a strike team against the Black Hole Gang at Entropy's Edge, a black hole or wormhole of some sort. During the battle Goose, after knocking out the power source of the Black Hole hideout, is dragged into the black hole. His charge goes nuts and finally he gets spit out at the other end of the wormhole into the Empty Zone. He crashes on Ozark and wakes, unable to control his morphing. Drawn by Annie Oh's cries for help as she is attacked by a Dinosaur and Goose morphs into a monster in order to save her. Annie tries to shield him from the people of Ozark, who have no tolerance for off-worlders, until the other Rangers track him down.

Lazarus Slade has outfitted the Queen's armada with hyperdrives, and they are advancing on Earth. Using her powers, Niko is able to find out that the Starstones powering the drives were manufactured by Captain Kidd. Goose and Niko track down Kidd at the old homestead, while Zach and the BETA fleet try to find a weakness in the Crown Armada.

Top secret DNA formulas used by the World Federation in their short lived Supertrooper program have been stolen. The smugglers plan to sell the "Supertrooper juice" to the Queen. In deep space action Goose saves Zachery by giving him his helmet when Zachery's is damaged. Goose must then use his super biodefenses to save himself from the vacuum of space. The Galaxy Rangers track down the stolen goods to Tortuna where they go up against the smugglers in a showdown.

An artificial planetoid is detected on a collision course with Earth. The Rangers and the ambassadors head out to try to stop it and find a heavily armed station that is completely empty - empty that is except for the ghosts of the civilization that built it!

Lazarus Slade is supplying the General with warriors for his games by kidnapping. He grabbed Doc off an automated space station, and Goose is sent undercover to find out what's going on. Maya has survived the games thus far, and switches sides to help Goose and Doc put Slade and the General out of commission. The General becomes fascinated with Gooseman, believing him to be a metamorph, and the perfect candidate for his cloned army.

BETA gets a message from the rebels on Wollcam. It seems the Queen is back, and is looking for a legendary Stargate, a wormhole leading to a parallel universe. The only person who seems to know anything about it is a Captain Weege, who is the sole crew of a submarine. Weege wants nothing to do with the Rangers, though he does take an interest in Niko. It's an uneasy partnership, as Captain Foxx and Captain Weege can't seem to decide at first who is in charge.

Miller and Moxy, who has apparently gotten over touching the Poe Mutant sensation doll, sneak into Longshot, after the Supertrooper Juice. This episode has the entire rogue's gallery chasing after Bubblehead the Memory Bird, who has accidentally been downloaded with the Supertrooper Juice formula. The Queen wants it; Jackie Subtract wants it; Daisy O'Mega wants it; the Black Hole Gang wants it; and especially, the Rangers want it back.

The Kiwis and Andorians, on their way back from a Federation Conference, discover The Orion Flying Circus and Rodeo Show, led by Wild Bill Krebb, and have no idea they are meant to be part of the act.

Doc and Niko are sent to Maya's homeworld Tarkon, to prevent a treaty between King Spartos, Maya's father and the Queen of the Crown. In the midst of all this, the mystery of the Heart, a giant computer hidden away in a mountain, is introduced. While Niko investigates the computer with the help of an ancient Shaman, Doc gets to play dress up and even use those fencing lessons he took at Miss Abercrombie's charm school.

Niko and Doc are on board the luxury liner The Christie trying to track down an assassin hired by the Crown without the use of their implants, because their charges were depleted through foul play.