The Rangers and Alpha 6 are sucked into an unknown high tech space ship. Meanwhile, Dark Specter assembles many of the universe's most evil villains.
With the Astro Megaship stranded on an uninhabited planet and Astronema's forces closing in, the Red Ranger reveals his identity to the Rangers and presents them with new powers.
The Power Rangers return home to an explosive welcome on Earth from Ecliptor and Astronema.
The Space Rangers meet the Teenage Mutant Ninja Turtles.
Andros investigates some energy readings coming from KO-35, believing it to be his lost sister. What he finds is Ecliptor waiting for him instead.
A satellite holding valuable information crash lands on the planet Kalderon. The Rangers find it, but Astronema battles the Rangers and steals it from them. She ties the Rangers up to be eaten by a Clawhammer.
Andros befriends a trio of thieves, who become endangered when a monster who can harness electricity attacks their stolen car hideout.
Cassie is blackmailed into going out with a loser, who she finds out to not be such a bad guy. The date goes awry when one of Astronema's monsters tries to knock down the building they are in, which happens to contain a nuclear device.
A Simudeck malfunction causes the Craterites to multiply, escape, and attack Angel Grove.
A wasp monster doesn't have it in him to be evil, and he helps and befriends Cassie, who sticks up for him when confronted by the other Rangers. But the Rangers have to deal with the evil Sting King.
The Phantom Ranger discovers where Dark Specter is hiding Zordon.
Professor Phenomenus develops a ray that can turn objects evil. Astronema decides to use it against the Rangers by turning the Delta Megazord evil.
Ashley's grandmother visits Angel Grove intent on seeing Ashley engaged before she leaves, and she inadvertently gets caught up in one of the Rangers' battles.
A sting from an alien insect causes Carlos to mutate. Carlos then stings Cassie, who also mutates. The Rangers manage to defeat the alien insect, turned into one of Astronema's monsters, and cure Cassie and Carlos before they destroy the ship.
A blow to the head causes TJ to lose his memory, just as three Rangers are captured by Darkonda, who has absorbed Ecliptor and become Darkliptor.
Andros does some undercover work on an alien planet, where Darkonda is hanging out at a casino. Andros manages to beat a group of aliens in a game of cards, and win Zordon's key cards. Andros escapes the planet, and finally remembers that it was Darkonda who had kidnapped his long lost sister.
The Rangers find the location of the Mega Vehicles - five powerful space crafts which combine to form the Mega Voyager, and gain control of them with Zordon's key cards.
The Rangers are captured by Astronema while trying to save Storm Blaster. Storm Blaster escapes and brings back Blue Turbo Ranger Justin, who saves the Rangers, is reunited with his former teammates and is also introduced to Andros as they go to rescue Lightning Cruiser.
A monster with the ability to alter appearances changes Astronema into Ashley, allowing her to sneak aboard the Megaship. She captures all of the rangers except Andros. Ashley tricks the monster and Elgar after she transforms into Astronema, which allows her to escape and work to save the other rangers.
While on a hostile alien world, the Megaship is attacked, damaging the cryogenic chamber which holds Zhane, the Silver Ranger. As the Rangers defend the Megaship, Zhane steps out and lends a hand, much to the surprise of Andros, who had placed him in cryo-stasis due to serious injuries.
Andros is infuriated when he suspects that Zhane is trying to put the moves on Ashley. This leads to him order that Zhane stay on the ship while the Rangers go down and battle, but it turns out that they really need him, as Zhane goes down also and helps them out.
A diagnostic reveals that Zhane only has a limited time to stay morphed. Astronema deduces this, and sends down a monster to exploit this weakness.
When Astronema is attacked by one of her own monsters, Zhane comes to her rescue, and the two find that they are strongly attracted to each other.
The Rangers investigate readings from a planet, and find that the rebels from KO-35 have set up camp there. Darkonda is among them, in disguise as an officer, who tries to turn the people against the Rangers.
After accidentally hurting Cassie in battle, Carlos finds his self-confidence shaken prompting an old Mighty Morphin friend to lend a hand.
When Darkonda sets a trap for the Red Ranger, Andros finally comes face to face with his long-lost sister.
Astronema questions her own motives as she travels to KO-35 to battle the Power Rangers.
The Power Rangers question whether they can trust Astronema when she offers to help them find Zordon.
With a new ally aboard the Megaship, the Rangers race to save the Earth from an asteroid on a collision course with the planet.
An old ally returns to help Andros rescue his sister from Dark Specter
Astronema assembles a team of evil Psycho Rangers to solidify her power.
Carlos must appease a little girl's every whim to keep his identity a secret.
The Psycho Rangers take advantage of the animosity between the Ranger girls to capture Ashley.
T.J. devises a clever strategy to defeat the Psycho Rangers in battle.
Able to recognize the Power Rangers' voices, the Psycho Rangers assume human disguises to try and find them when they least suspect it.
While searching for their Mega Voyager, the Power Rangers prepare for a final showdown with the Psycho Rangers.
On a remote planet, Andros befriends a rapidly-growing baby alien on the run from his cruel master.
Andros and Carlos are trapped inside Astronema's Secret City forcing Andros to discover untapped powers in his Astro Morpher to save the day.
The Rangers race to stop Astronema from using her new device to turn people into Data Cards.
Astronema lures the Rangers into a trap on a distant planet.
The vehicular monster Takenstein stalks the Power Rangers in a vast desert.
Dark Specter's combined armies launch a final all-out assault on the entire universe.
With the forces of evil all but triumphant, the Power Rangers make one last desperate attempt to save Zordon.