The most evil forces of the universe (Rita & Zedd, the Machine Empire and Divatox) have formed an alliance with the monarch of all evil, Dark Specter. With Zordon as his prisoner, Dark Specter will use Zordon's powers to spread evil across the universe. Meanwhile Cassie, Ashley, Carlos and T.J. (4 of the 5 Turbo Rangers) have journeyed into space and teamed up with Andros, a human from the space colony of KO-35, in the mission to rescue Zordon. On their way they battle the forces of Dark Specter's most loyal servant Astronema and her army of monsters, star-fighters and Quantrons; all who will stop at nothing to prevent the rangers from reaching Zordon.
The Rangers and Alpha 6 are sucked into an unknown high tech spaceship. 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 Rangers return to Earth, and attempt to bond better with alien Andros, who's bemused by our strange culture. Unfortunately, our heroes also get an unfriendly welcome from Astronema who has followed them there (along with her new henchman Elgar), and not only unleashes her cohort Ecliptor on them, but fires upon NASADA, intent on destroying the Shuttle! Meanwhile, Bulk & Skull seek to prove conclusively, without a single doubt, once and for all that aliens exist and are currently targeting Earth (and in the process become rich & famous). To do so, they team-up with a nutty old scientist named Professor Phenomenus. First stop in their quest, NASADA... where they encounter Quantrons!
The Space Rangers meet the Teenage Mutant Ninja Turtles.
Carlos stumbles upon Andros watching a video of himself as a child, with his young sister, when she was kidnapped by an unknown creature. Soon, a life-form reading appears on Andros' home world of KO-35, which he assumes is maybe his long lost sister Karone, but what actually awaits him is an ambush by Ecliptor.
NASADA asks the Rangers to help retrieve a crashed satellite with important data on Dark Specter's operations.
With his four Earthen teammates busy with Math midterms, Andros falls in with a crowd of car thieves at the Surf Spot. Chuck, the ringleader, manipulates Andros' good-natured-ness and turns him, unwittingly, into an accomplice (despite how the other two, Suzi & David, feel guilty about exploiting him). It's only after discovering the three are behind stealing Adelle's delivery van that he learns the truth behind them. But when the Voltage Hog monster attacks the area where the trio are storing the stolen cars, will Andros save his former "friends" despite their wrongdoings?
Cassie loses her diary, which she believes may contain a picture of her that would reveal her identity as a Power Ranger. George, a teen troublemaker, gets ahold of it and uses it as blackmail to make Cassie go on a date with his pal, Lenny, a gentle giant. Meanwhile, Prof. Phenomenus unveils a new plutonium fuel, which plans to use to send Bulk & Skull into space to find aliens. But Astronema becomes aware of this, and has the Elephantitan monster try to topple the skyscraper the fuel is being stored at, in an effort to wipe out Angel Grove. It just so happens to be the same building Cassie & Lenny are having dinner at! Will she Morph in front of him in order to save lives? Or can a new weapon in the Rangers' arsenal arrive in the nick of time?
A malfunction with the Megaship's Simudeck releases hundreds of real Craterites into Angel Grove.
Waspicable, a kind-hearted monster from Earth, is torn between his caring nature and his loyalty to his evil brother Sting King.
The Phantom Ranger discovers where Dark Specter is hiding Zordon.
Professor Phenomenus develops a ray that can turn objects evil which Astronema decides to use against the Power Rangers.
Ashley's grandmother visits Angel Grove intent on seeing Ashley engaged before she leaves.
A suspicious bounty hunter joins forces with Astronema despite Ecliptor's objections.
Darkonda betrays Ecliptor to increase his own power. Meanwhile T.J. suffers an injury causing him to lose his memory.
Andros makes a startling discovery about his sister's kidnapper and journeys into the heart of Dark Specter's empire searching for answers.
The Power Rangers use their newly-obtained Key Cards to decode the location of a new fleet of Zords.
Justin, the Blue Turbo Ranger, returns to help the Power Rangers.
Astronema switches bodies with Ashley to infiltrate the Astro Megaship and capture the Power Rangers.
The Rangers discover the cryogenically frozen Zhane, the Silver Ranger and Andros' best friend.
Andros battles Darkonda and his own jealousy as he worries Ashley might be attracted to Zhane.
After being frozen for two years, Zhane struggles with his weakening Ranger powers.
Zhane struggles between his attraction to Astronema and his duty to help the other Power Rangers.
On a desolate planet, the Rangers are captured by a band of resistance fighters prompting Zhane to reconsider his place with the Power Rangers.
After a battle makes Cassie injured due to Carlos not knowing the attacks of their new enemy, he feels guilty and leaves the rangers but luckily for him, his predecessor Adam helps rediscovered the fundamentals of being the black ranger.
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.
A young girl discovers Carlos's secret. And blackmails him to be on call for her which jeopardizes the team.
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.
A dark Humvee stalks each of the Space Rangers while they're on Earth in their civilian lives. It fails to capture Andros & Ashley while they're out on a date, but succeeds in taking out each of the others. With each it runs down, they're teleported to a barren desert, with no way to contact the Megaship! Even if our heroes can put the brakes on this living vehicle, known as Tankenstein, they'll have even bigger problems with its monster form.
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.