PLANETCHASER

JOIN THE PLANET CLUB

DISCOVERLEARNEXPLOREHAVE FUN

HELLO! I AM MARTINA MARTIAN EXPLORER

Join the Planet Club Crack the secret code

ZAK

Life on Mars

A day with Martin

Martians eat, sleep, do science and refuel their saucers, just like we do… almost. Tap a card to find out how.

A day on Mars is called a sol. It lasts 24 hours and 39 minutes, so Martin gets a little extra time to play. Pick a card above.

Meet the crew

Two explorers, one big universe

Martin

Captain of the saucer. He travels to Earth to learn how we live and to share what he knows about the stars.

Home: Mars, 4th planet from the Sun
Loves: Maps, rocks and riddles
Power: Antennae that pick up radio waves

Zak

Martin's young co-pilot. Curious about everything and the first to volunteer for a new mission.

Home: Red Valley, Mars
Loves: Comets and Earth pizza
Mission: Find a friend on every planet

Discover the Martian to English secret code

Martians write with 26 symbols, one for each English letter. Tap a symbol to learn it, decode Martin's message, write your own and test yourself.

The Martian alphabet

0 of 26 symbols learned

Every letter you decode is added to your alphabet.

Be part of our adventures

New adventures every month

Each month Martin and Zak land somewhere new, with a story, an activity sheet and a fresh secret message for club members.

Planet Chaser Shop

Gear up for your mission

Books, activity kits and explorer gear, shipped from our official store.

Visit the shop ↗

StorybooksMartin's adventures in printShop books →

Explorer kitsHands-on space scienceShop kits →

ApparelClub tees and capsShop apparel →

Antennae & moreToys, patches, stickersShop accessories →

Join today · the journey has begun

Join the Planet Club

Free for young explorers. A grown-up signs up with their email and we send the monthly adventure and secret message.

Explorer Sofia

MEMBER ID · PC-0000

Your badge updates as you type.

Monthly adventure story and printable activity sheet
A new secret message in Martian every month
Members-only offers in the Planet Chaser shop

Mission control

Contact us

Questions about the club, school visits, orders or partnerships. We reply within two business days.

Email: hello@planetchaser.com
Shop orders: shop@planetchaser.com
Website: planetchaser.com

Is the Planet Club free?

Yes. Joining is free and you can unsubscribe from any email.

Where is my order?

Order tracking lives in your account at the shop. Log in at shop.planetchaser.com.

Can Martin visit our school?

Choose "School visit" in the form and tell us your city and preferred dates.