Season 1
52 episodes · Oct 28, 2024
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S1E1The Day We Landed
Oct 28, 20247mWhilst exploring deep space, a meteor strikes Cosima and Dad's ship! After crash-landing on the unexplored planet of Proxima, Cosima makes a new best friend called Big Lizard.
S1E2The Trouble with Trilobites
Oct 29, 20247mWhen a pack of pesky, migrating trilobites overrun the ship, Big Lizard has to use a hidden talent to lure them away. But one little trilobite, Rex, decides to stay.
S1E3How We Met Dunk
Oct 30, 20247mSearching for a vital part of the ship that was lost during their crash-landing, Cosima and Big Lizard find Dunk stuck on a beach. They use science to save the day and make a new friend.
S1E4The Day We Met Ammon
Oct 31, 20247mDad drops an essential gizmo in a hard-to-reach place. Big Lizard takes them on an underwater adventure to meet Ammon, the tentacled solution to their problem!
S1E5Dad's Discovery
Nov 1, 20247mWhilst searching for new discoveries, a rockfall traps Dad, Cosima and Big Lizard in a cave. Just when all is lost, Dad finally discovers a new species!
S1E6The Missing Volleyball
Nov 4, 20247mTwig steals Cosima's volleyball. A chase leads Big Lizard and Cosima to her den... and also to a happy discovery!
S1E7How to Hoverboard
Nov 5, 20247mCosima and Big Lizard's solar-powered hoverboards run out of battery at nightfall. Can glowbugs be the answer?
S1E8Hot and Cold
Nov 6, 20247mVolcanic smoke blocks the three Proximan suns, which causes Big Lizard to become worryingly cold. Cosima's on the case and comes up with a superhot solution!
S1E9How to Work Together
Nov 7, 20247mCosima, Big Lizard and Ammon are squabbling over Dad's precious explorer notebook when disaster strikes. Only by working together can they save it from being lost forever!
S1E10When We Lost D.O.R.I.S.'s Brain
Nov 8, 20247mWhen a giant beetle steals D.O.R.I.S.'s brain, thinking it's a nut, Cosima and Big Lizard give chase through the forest. Big Lizard uses unique skills to rescue poor D.O.R.I.S.'s superbrain.
S1E11Happy Campers
Nov 11, 20247mCosima and Big Lizard have a camping sleepover with a friendly little crab. In the morning, their new friend is missing, but why?
S1E12All About Home
Nov 12, 20247mCosima is so excited to tell Big Lizard about her life on earth that she doesn't realise he has something exciting to say to her.
S1E13When Dad Sleepwalked
Nov 13, 20247mCosima and Big Lizard investigate the cause of Dad's mysterious sleepwalking in an adventure that takes them around Proxima and right back home again.
S1E14How to Record Sound
Nov 14, 20247mBig Lizard accidentally deletes some of Dad's 'boring' Proximan audio recordings. Through a dramatic sound adventure, Cosima realises the recordings are not boring - they're cosmic!
S1E15The Triple Eclipse
Nov 15, 20247mA triple solar eclipse is about to happen! Cosima and Big Lizard race down the volcano and hitch a lift on a dragonfly so that they can get vital equipment to Dad in the nick of time.
S1E16Crystals!
Nov 18, 20247mBig Lizard has found an epic crystal, and Cosima is jealous. Their squabbling reaches its peak at the top of the volcano! Will they learn to share before it's too late?
S1E17The Cocoon
Nov 19, 20247mA dragonfly steals a bee cocoon that Cosima had vowed to keep safe. Cosima and Big Lizard give chase, leading to a surprising solution with a vacuum cleaner and some sticky vines!
S1E18Dad's Birthday
Nov 20, 20247mWhen Cosima wrongly accuses Big Lizard of eating Dad's birthday cake, he vanishes. Has he run away, or is he planning a special surprise to save the day?
S1E19Best Friends Forever
Nov 21, 20247mBig Lizard is jealous of the vacuum cleaner and hides it from Dad and Cosima. Ammon decides it's her new best friend, whilst Cosima reassures Big Lizard that he will always be her BFF.
S1E20Magnetite
Nov 22, 20247mA strange find far away from the ship breaks D.O.R.I.S.’s satnav. Luckily, Big Lizard’s on hand to teach Cosima how to find her way around without technology.
S1E21The Problem Plant
Nov 25, 20247mBig Lizard frustrates Dad by stealing a strange plant from the ship. A disaster is averted when Big Lizard persuades Dad that there's more to this plant than meets the eye - and nose...
S1E22The Sea Meteorite!
Nov 26, 20247mWhen a meteorite splashes into the sea, Dad and Cosima cause problems by claiming it in the name of science, against the wishes of the sea creatures.
S1E23Astronaut Health Check
Nov 27, 20247mDad needs some training to pass his astronaut fitness test. Cosima and Big Lizard put him through his paces! When Rex gets into trouble, Dad’s hard work finally pays off.
S1E24How to Fix a Tyre
Nov 28, 20247mWhen the buggy gets a flat tyre, Dad, Cosima and Big Lizard are stranded. Big Lizard’s playful nature helps reveal a creative solution to their problem.
S1E25Cosima in Charge
Nov 29, 20247mDad has left Cosima in charge for the day. It seems like an excellent opportunity to have a massive party! What could possibly go wrong?
S1E26Happy Proximas!
Dec 2, 20247mWhen it unexpectedly snows, Cosima decides it must be Christmas! Rex disrupts her festive preparations, but it doesn't stop the family having a perfect 'Proximas'.
S1E27The Day Ammon Overcame Her Fear
Jan 27, 20257mAmmon gets spooked by a tiny insect, but overcomes her fear to rescue Cosima and Big Lizard from the rapids.
S1E28The Night of the Slug
Jan 28, 20257mBig Lizard and Cosima undertake an exciting night-time mission rehoming a friendly slug that's taken residence in Cosima's bedroom!
S1E29The Shiny Fruit
Jan 29, 20257mCosima and Big Lizard find some fascinatingly slippery fruit, but bringing it safely back to the ship is more challenging than they imagined!
S1E30Dad's Drone
Jan 30, 20257mBig Lizard wants to have a go with Dad's new drone, but first he has to prove that he can go a whole day without breaking something precious. Good luck, Big Lizard!
S1E31A Medical Emergency
Jan 31, 20257mWhilst playing doctors, Cosima discovers an animal with no heartbeat! Can Cosima and Big Lizard save the poor creature with Dad's medical kit?
S1E32All Out of Marmalade
Feb 3, 20257mWhen Dad runs out of marmalade, Big Lizard shows Cosima a plant that's growing Proximan oranges. The leaves turn out to be giant bugs, who aren't happy about sharing their fruit!
S1E33After the Storm
Feb 4, 20257mAfter a storm passes overhead, many creatures turn up in surprising places and need Cosima and Big Lizard's help. But try as they might, the friends can't find poor Rex.
S1E34The River Picnic
Feb 5, 20257mCosima and Big Lizard go paddleboarding, but Dunk and the river creatures are behaving strangely. Could it be something to do with Dad's desire for a cup of tea?
S1E35The Overfriendly Neighbours
Feb 6, 20257mWhen Big Lizard and Cosima get covered in nectar, they become unwilling house guests to some overfriendly beetles. Will Dunk come to their rescue?
S1E36The Lesson
Feb 7, 20257mWhilst Dad is stuck in the desert, D.O.R.I.S. tries to give Cosima and Big Lizard a lesson on friction. As things begin to heat up, a creature steals Cosima's only means to locate Dad!
S1E37Cosmic Groove
Feb 10, 20257mDad's favourite record won't play anymore, so Cosima and Big Lizard secretly plan to learn the song and surprise him. However, they have trouble recruiting a drummer.
S1E38All About Coral
Feb 11, 20257mBig Lizard and Cosima create a fantastic water ride when they dislodge an underwater rock blocking a volcanic vent. It's all good fun until they realise the sea is starting to change.
S1E39The Vegetable Robbery!
Feb 12, 20257mWhen all the vegetables from their garden are stolen, detectives Cosima and Big Lizard investigate all over the neighbourhood - only to return to the scene of the crime!
S1E40Big Lizard's Big Itch
Feb 13, 20257mBig Lizard isn't happy in his skin! Cosima tries everything to stop him scratching until she realises that's exactly what he needs to do. He's shedding his skin!
S1E41When Dad Got the Hiccups
Feb 14, 20257mDad gets a severe case of Proximan hiccups. Big Lizard and Cosima do their best to help, but their attempt to scare Dad goes wrong when a real 'monster' turns up!
S1E42Personal Space
Feb 17, 20257mWhen Cosima finally finds a quiet place to read her book, she realises peace and quiet aren't all they're made out to be. Where's Big Lizard when she needs him?
S1E43A Place to Sleep
Feb 18, 20257mWhilst Dad searches for a faulty wire, Cosima and Big Lizard play tag in the ship and accidentally break Big Lizard's bath bed! Where will he sleep now? And where's that pesky wire?
S1E44The Hoverboard Race
Feb 19, 20257mDuring a hoverboard race, Dad's new super-powered hoverboard malfunctions, so Cosima and Big Lizard throw the race to rescue him!
S1E45Prank Day!
Feb 20, 20257mDad and Cosima both think they're the best at pranking. Their prank war quickly spirals out of control, until Big Lizard finally reveals Proxima's real pranking champion!
S1E46The Camera
Feb 21, 20257mCosima takes over Dad's mission to film a unique underwater plant. But his special camera proves harder to operate than she'd thought, and Big Lizard keeps getting distracted.
S1E47The Day We Lost Rex
Feb 24, 20257mRex is missing, but Dad, Cosima and Big Lizard need him to save them from a giant slug!
S1E48How to Speak Lizard
Feb 25, 20257mWhen Dad's Lizard Translator malfunctions, Cosima is carried away by a giant beetle! Cosima and Big Lizard realise they don't need to speak the same language to be best friends.
S1E49A Big Day Out for D.O.R.I.S.
Feb 26, 20257mDad gets trapped in the shower when D.O.R.I.S. decides to visit the sea. Can Big Lizard and Cosima stop her before she does herself permanent damage?
S1E50The Earth Probe
Feb 27, 20257mFinding an earth probe makes Dad homesick. When Big Lizard accidentally destroys it, Cosima knows what to do. She recreates the contents - Proxima-style!
S1E51One Whole Year
Feb 28, 20257mIt's been one year since Cosima crash landed on Proxima, but no-one else has remembered this anniversary! Can a perfect picnic jolt their memories?
S1E52The Day We Left
Mar 3, 20257mWhen D.O.R.I.S. reveals a large meteor is about to land on the spaceship, it's finally time to leave. But should Big Lizard leave too? What about all those who need him on Proxima?