Cosmos: Space Exploration
Astronomy & Rockets for Kids
About
Explore the universe with interactive lessons and a multiplayer quiz game. Track spacecraft, discover constellations, and build rockets. Features adaptive difficulty and offline play for endless cosmic adventures.
What's New in Cosmos
1.5.0
October 3, 2026
Introducing Cosmos Academy — our biggest update yet. Learning Paths are now full courses, and every course has a finish line. Read the lessons, pass the final exam, and earn a certificate with your young astronomer's name, their new rank and the date on it. Save it, print it, put it on the fridge. • 11 courses, from Planet Scout all the way to Astronomer • Graded final exams you can retake as often as you like — nothing ever locks • Shareable, printable certificates for every course completed New lessons and quizzes • Rockets Flying Today — reusable boosters, Falcon 9, Crew Dragon, Starship and more • How We Know — how anyone actually measured the distance to a galaxy • Our Star & the Lights It Makes — the Sun, solar storms and the auroras they cause • 80 new quiz questions, and quizzes unlocked for four categories that never had them Also in this release • Upcoming Launches now shows every launch, works offline, and finally shows the rockets • Walk on Worlds: fixed looking down through the ground, and added keyboard controls • Share a certificate or score and friends can now find the app Thank you for exploring with us.
MoreSubscriptions & In-App Purchases
Cosmos Pro Monthly
All of Cosmos, billed monthly. Cancel anytime.
Developer apps
FAQ
What is Cosmos?
Cosmos is an educational app designed to make learning about space fun for kids and families. It offers illustrated lessons, interactive features like a live spacecraft tracker, and a multiplayer quiz game.
How does Cosmos Pro work?
Cosmos Pro is a subscription that unlocks all features, including the Explore tab with its animated Solar System map and Rocket Lab. New users receive a free trial before a subscription is required.
Can I play Cosmos with friends?
Yes, Cosmos features a multiplayer quiz game that can be played with friends on separate devices over local Wi-Fi, making it a great way to learn together.
Does Cosmos work offline?
Yes, Cosmos is designed to work offline, meaning you can explore space lessons and features without an internet connection.
What are the subscription options for Cosmos Pro?
Cosmos Pro is offered as a monthly subscription for $3.99 or a yearly subscription for $24.99, both with a 7-day free trial. A one-time Lifetime purchase is also available.
Is Cosmos suitable for young children?
Yes, Cosmos has an age rating of 4+ and is perfect for curious kids. Its adaptive difficulty ensures content is appropriate for each learner's level.
How often is Cosmos updated?
The app was last updated on July 24, 2026, indicating active development. Features like the Daily Challenge and Space Picture of the Day keep the content fresh.
Does Cosmos collect user data?
No, Cosmos explicitly states that no accounts are required and no data is collected from users, prioritizing privacy.
