Stardust Bay is abuzz about the winter solstice; AVA wonders how much fun it would be to play Orb-O.
Raven and Hawk are assigned to help Coot with repairs up at Fuel Station Alpha; a faint radio signal is picked up in Stardust Bay.
Starling has a crucial flight test to pass before she can move on with her training.
Robyn spots a new asteroid but can't determine its size; a stone contains living bacteria.
The cadets are on assignment to dig for Helium-3; Vulture is up to his old tricks.
Vulture fires Dodo; the cadets and teachers journey to far-off Deep Space Station Gagarin.
When a physically disabled new cadet arrives one day, the racers are afraid to ask about his short wing.
A ghost story about an asteroid; a mysterious musical frequency from space makes everyone sing or whistle it.
Eager to score points with their instructors, Eagle, Robyn and Hawk take the initiative to search the solar system to find ice.
Nefarious no-good-nik Vulture gives Hawk a secret mission: place a retro rocket on an asteroid to change its trajectory; Eagle senses something is wrong when Hawk acts nervous; the Racers try to calculate the asteroid's trajectory.
Eagle and friends are creating a garden under a glass dome on the Mars campus.
Raven is swept into space while trying to take a sample from a passing comet; Starling boards Coot's rescue sub to save Sandpiper after a splashdown.
Vulture replaces Coach Pigeon with the new RoboCoach XL-5.
Starling must pass several tests before being officially certified as a Space Racer.
The team must correct the course of an errant deep space probe.
Eagle, Robyn and Hawk search for a missing cadet.
When Robyn decides to write an article about a famous space racer who disappeared years ago, there is no end to her curiosity.
In the middle of a training race on the Moon, all electronic signals suddenly go haywire, causing Eagle to suffer a rare loss to his friends. The Racers find out that there was a power outage on the base, resulting in several malfunctions.
Eagle excitedly reports having observed an unusual, bright light in the sky. But when he brings the other Racers to see it too, there's nothing there. Did Eagle actually see something, or did he just make it up?
With the first solar eclipse in 26 years looming, Stardust Space Academy is preparing for the Eclipse Run.
Winter Break is about to begin, and the cadets share their ambitious vacation plans.
It's time for a Stardust Space Academy tradition: the exciting annual race across Mars' rocky canyons, which happens once every Martian year (twice as long as an Earth year).
Headmaster Crane, insisting that the Sun can rise from the West, makes a bet with a skeptical Vulture. The stakes? The loser of the bet must dress up as a silly mascot for the next Orb-O match and dance in front of the whole academy.
On Valentine's Day, Hawk receives a mysterious, old-fashioned card with no addressee... only a cryptic poem inviting the recipient to meet on the far side of the Moon.
The Racers objective is to detect and follow water as an indicator of life on Mars.
The cadets are preparing flights of exploration for their vacation. While Robyn and Eagle pick Venus, Hawk and Raven plan something much bolder, where few Racers dare to go: they'll visit some unexplored areas of the Solar System's outer planets.
While returning from an intergalactic school conference, Headmaster Crane and Vulture get caught in a powerful geomagnetic storm.
Coot has designed a new satellite dish for closer observation of Jupiter, which the Racers have to place in orbit around the giant gas planet.
As Stardust Bay prepares to launch a Time Capsule into space, the students and teachers pick out their favorite items to include in the capsule's 25-year journey.
Sandpiper is returning from an outer space mission when her rockets fail upon re-entry, and she splashes into the ocean and sinks.
Preparing for the Cloud Sprints Race, Eagle beats everyone during a training run. Raven, hoping to cut corners so he can beat Eagle, craves a new fuel that will help his engine achieve maximum speed.
Hawk has to lead a mission, but Eagle is used to being in charge.
Learn more about planet Earth by studying an extinct volcano.
A space probe reappears in the Solar System.
Cadets Eagle, Robyn and Hawk zoom off into space, only to encounter powerful solar flares that hurtle them down onto the surface of an unfamiliar planet.
Starling enlists Coot to help find her lost doll.
Fiach takes over Coot's workshop for a day.
While home sick, Aonghus learns his friends may be in danger.
Starling gets stranded on one of Saturn's moons.
A solar storm shuts down AVA and strands the racers.
The Racers have had enough of sharing.
Solar flares are interrupting electronic communication in the Space Academy, but when the friends go on a mission together, they have even more communication problems.
It's time for the annual Space Dancing Show.
The cadets and Coot are spending time in Jupiter's orbit to clean up some old space station and rocket junk for recycling, with the help of a new suction harpoon tool.
A refueling station is knocked out of place.
The Space Racers must learn to communicate with each other while trying to repair a communications satellite; Stardust Space Academy prepares for the Eclipse Run.
Coot's robot escapes from his workshop. It roams around and adopts Robyn as its new owner.
Hawk watches over the workshop for an afternoon; the mystery of Swift Starlight.
Eagle sees an unusual bright light in the sky; Raven hopes a fuel powered by space beans will give him an edge over Eagle at the Cloud Sprints Race.
The cadets must prevent a comet from crashing into their space station; water serves as an indicator of life on Mars.
Students and teachers choose items for a time capsule; AVA shuts down.
Starling fears that the moon is disappearing; Coot's baby robot escapes from the workshop.
A look at a hurricane.
Starling must pass several tests before being officially certified as a Space Racer; Eagle, Robyn and Hawk plan a four-day weekend on Titan.
It's Career Day at the Academy.
Eagle, Raven, Hawk and Robyn argue over who caused a space station to re-enter Venus' atmosphere; the Space Racers try to prove that the sun can rise in the West.
Eagle is left out.
Vulture demands a statue of him to be erected with funds from the school's telescope.
Eagle and friends create a garden under a glass dome on the Mars campus to surprise Headmaster Crane; as Robyn prepares for the Space Dancing Show, Starling joins Coot's Safety Team.
Eagle and Robin hold an election for class president.
Vulture replaces Coach Pigeon with the new RoboCoach XL-5; Raven gets tangled up in a harpoon cord.
The Space Racers manage to reactivate an old space station and accidentally send it toward Earth; Eagle, Robyn, Hawk and Starling play hide-and-seek around Saturn.
While playing Orb-O above the moon, Hawk and his friends damage the solar-powered Lunar Elevator.
Eagle, Robyn and Hawk spot a huge storm front moving toward Stardust Bay; Eagle, Robyn and Hawk search the solar system for ice.
Eagle, Raven, Hawk and Robyn are all in trouble.
Raven and Hawk visit unexplored areas of the solar system's outer planets; Hawk receives a cryptic poem on Valentine's Day.
The Cadets are exploring Mars in the hopes of making a new discovery, but it's not so easy to follow the map of Mars.
Robyn, Eagle and Hawk go to clean up space junk in Earth's orbit; what happens when they find an old space station who has finished her work.
The racers are evaluated during Career Day; Headmaster Crane and Vulture get caught in a geomagnetic storm.
Eagle, Robyn and Hawk follow a mysterious old map that may lead them to Martian canals; Eagle and friends manage to stop a refueling station hurtling toward Earth.
After injuring her wing, Robyn must stay at home during winter break; Eagle is upset when Robyn and Hawk explore space without him.
Eagle offers unwanted advice to Hawk after Hawk is assigned to lead a mission to the moon; Hawk and his friends accidentally damage the lunar elevator.
Eagle tries to warn the cadets about a problem with their test mission; Coot tries to help Starling find her missing doll while he looks for new exo-planets.
The racers fly to the moon to investigate a lunar crater made of cranberry rocket fuel; Vulture plans to hijack a satellite dish so he can broadcast his new television channel.
Vulture tells Hawk to place a retro rocket on an asteroid to alter its trajectory; the power goes out on the moon.
Small differences between Titan and Earth.
Solar system scavenger hunt; while exploring the moon, Eagle, Robyn and Hawk are separated from the class.
Robyn, Eagle and Hawk track the disappearance of Swift Starlight; the team must correct the course of an errant deep space probe.
While Coach Pigeon prepares the cadets for the race across Mars' rock canyons, Eagle and Raven sneak off to see who is faster; Eagle nominates himself as class president.
Eagle, Robyn and Hawk search for a missing cadet; the cadets study an extinct volcano.
Stardust Space Academy prepares for the Eclipse Run, a tradition where two students race to the moon and back during an eclipse; scavenger hunt; a deep space probe is on a collision course with the sun.
Eagle, Robyn and Hawk land on the surface of an unfamiliar planet and must figure out how to get back home; tour of the International Space Station; Starling tries to rescue Sandpiper from the ocean floor.
The Space Racers get lost because of solar flares; Sandpiper is on the ocean floor.
Crane bets Vulture that the sun can rise in the west; when Eagle alone sees a bright light in the sky, it disappears before the others can view it.
Hawk receives a mysterious Valentine's invitation to meet an admirer on the far side of the moon; the cadets make vacation plans for winter break.
Eagle's cold keeps him from participating in the test of a new solar engine; the Racers test Coot's new color-analyzing spectrometer.
AVA shuts down when the cadets ask her a tough question about solar storms; Starling freezes up while playing hide-and-seek on Saturn's moons.
Robyn practices her choreography and Starling brushes up on her safety techniques for an upcoming talent show; the cadets get a lesson in sharing.
The cadets and their teachers select items to pack in a time capsule; Headmaster Crane sends students on a scavenger hunt through the solar system.
Starling trains to become a Space Racer, with Vulture overseeing her progress; Vulture replaces Coach Pigeon with a robot spy.
The cadets are called on to help when a classmate named Crow disappears; Raven deceives Coot to find a way to beat Eagle in the Cloud Sprints Race.
Coot's baby robot escapes and takes on Robyn as its new mother; Robyn tries to show a boastful Eagle how to improve his Orb-O game.
Starling is alarmed when the moon seems smaller than it was the night before; the cadets investigate a loss of power on the moon.
A wrong move during an Orb-O game sends a space station plummeting toward Earth; the Racers stumble upon a scheme by Vulture in a dormant volcano.
Vulture gives Hawk a secret assignment when the cadets study an asteroid; Eagle is too helpful with Hawk's assignment to build a moon elevator.
Headmaster Crane's students want to surprise him with a domed garden on Mars; a solar storm creates electrical problems at Stardust Bay.
Eagle and Robyn compete for the office of class president; Vulture demands a more magnificent statue of himself be placed on campus.
The Racers are called into Headmaster Crane's office after a class trip turns into disaster; a rowdy game causes damage on the lunar elevator.
The team finds a relic from an early Stardust program while cleaning up space garbage; the cadets find clues to an ancient civilization on Mars.
A deep-space probe is headed for the sun; Eagle, Robyn and Hawk see a storm headed for Stardust Bay.
Eagle feels left out when Robyn and Hawk explore without him; the Racers explore their options for the future at Career Day.
The cadets overhear Headmaster Crane discussing a project that requires lots of ice; the friends hunt for missing hero Swift Starlight.
Eagle and Starling compete in a race to the moon and back during an eclipse; Robyn, Eagle and Hawk camp out on Titan over a long weekend.
Inspired by TV hero Captain Cosmos, the cadets end up on an adventure that strands them on an unknown planet; the cadets train for a race across Mars.
Headmaster Crane asks the cadets to study objects in the Solar System, and then share their findings with everyone else.
Coot introduces the class to a Spectrometer tool that analyzes the colors of light reflected off of objects in order to determine their composition.
Starling is worried that the moon is disappearing.
Top secret mission needs a lot of ice.