HoYoverse has officially announced a brand-new closed beta test (CBT) for its cozy cosmic life simulation game, Petit Planet. Called the Stardrift Test, this new phase begins on April 21, 2026, and will be available on Android, iOS, and PC.
Following its previous CBT in November 2025, the upcoming test introduces exciting new features, including fresh Neighbors, enhanced exploration systems, and improved social experiences.
A Cozy Starsea Adventure Awaits
Petit Planet is a relaxing galactic life simulation where players take on the role of a Planet Tender. In this vast Starsea universe, you’ll receive your very own planet to nurture and customize.
The game offers complete freedom in how you live your interstellar life. Whether you enjoy fishing, farming, cooking, or simply relaxing, Petit Planet delivers a peaceful and immersive experience. You can also decorate your home, shape landscapes, and interact with adorable fuzzy companions known as Neighbors.
Petit Planet Stardrift Test Begins April 21!
— Petit Planet (@PetitPlanetGame) April 2, 2026
Some seek answers in the stars, yet those answers have long been sown in life. And so, a flower blooms on this planet.
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As you explore the Starsea, you’ll build connections with various characters and environments, especially within the lively Galactic Bazaar. These relationships gradually influence how your planet evolves, creating a deeply personal and rewarding journey.
What’s New in the Stardrift Test?
- New Neighbors with unique personalities, stories, and dreams
- Updated Starsea Voyage featuring a brand-new Starsea Map
- Explore diverse and vibrant Islets
- Expanded activities in the Galactic Bazaar, including social events like bonfires, dancing, and coffee hangouts
Players can invite new Neighbors to settle on their planet, adding more life and charm to their cosmic home.
How to Sign Up for the Stardrift Test
Interested in joining the CBT? Follow these simple steps:
- Visit the official Petit Planet website
- Tap on Beta Test Sign-Up
- Log in using your HoYoverse Account
- Complete the Beta Test Survey with accurate details
- Submit your application
If selected, you’ll receive a confirmation email with further instructions. Be sure to check your inbox regularly after applying.
Don’t Miss Pre-Registration Rewards
Even if you don’t get selected for the test, you can still pre-register for Petit Planet to receive exclusive rewards when the game officially launches.
With its charming visuals, relaxing gameplay, and expanding universe, Petit Planet is shaping up to be one of the most anticipated cozy simulation games of 2026.
Mark your calendar for April 21, 2026, and get ready to begin your Starsea journey!
