A LITTLE SPACE FOR YOUR IMAGINATION

Pocket Planet.

A tiny universe, made by me. Make a world of your own.

YOUR CORNER OF THE COSMOS

Three worlds. Your rules.

Choose a planet. Make it yours.

Hover to pause. Use Pause planets on touch screens.
Tab + Enter works with a keyboard.

Planet RogPlanet EmberPlanet Frost

BEYOND YOUR WORLD

Keep exploring.

01 / MAKE IT YOURS

A planet with personality.

Rock, gas, or ice. Rings, colours, and a companion moon. Finish with a postcard of your creation.

Start by selecting any planet

02 / EARTH WINDOW

A different perspective.

Open official Sen or NASA broadcasts from the ISS. Watch the view change as the station travels over Earth.

03 / DEEP SPACE

Find your next discovery.

Explore eight Webb observations. Zoom into the details and keep a personal observation log.

YOUR PLANET STUDIO

Planet Rog

A quiet world with purple skies.

3D PREVIEWDrag to rotate

Loading your planet preview…

Drag to explore your world. Press Esc or Exit view to return

Explore every side. Double-click to reset the view.

01 / Your world Planet name

Planet colour

Surface design

03 / Meteor experiment

Rotate your planet, then choose where the meteor hits.

02 / Around your world Add a ring Ring style

Ring colour

Enable a ring to edit its style and colour.

Add a companion moon

Moon colour Moon size 1.0× Moon orbit radius 2.1× planet radius Moon orbit speed 1.00×

Changes stay in this browser.

YOUR EXPLORER JOURNEY

Small worlds. Big discoveries.

EXPERIMENT & DISCOVER

Complete these experiments across your worlds. Earned badges stay unlocked in this browser when browser storage is available.

Discovery progress

0 of 3 completed

ORBITAL DESIGN

Ring Architect

Give the same world double rings and a companion moon.
Not completed
WORLD BUILDING

Frozen Sanctuary

Create an icy world with atmosphere and at least 60% cloud coverage.
Not completed
SURFACE EXPLORATION

Impact Explorer

Create three meteor craters on the same world.
Not completed

KEEP YOUR CREATIONS

A universe worth saving.

Download your saved planet settings as a backup file. Keep your names, colours, rings, moons, and experiments.

This downloads settings. Use the postcard button inside the customizer to download a planet image.

Your backup downloads directly to your device...

Bring your universe back.

Choose a Pocket Planet backup

Restoring replaces your three current worlds. Download a fresh backup before testing.

Choose a backup file to begin.

POCKET PLANET / FLIGHT HANDBOOK Your universe starts here.

Build a world, experiment with its environment, and explore the space beyond it.

01 / NAVIGATE

Choose your world

Select Rog, Ember, or Frost directly in the solar system to open its customization panel.

Move your pointer into the solar system to pause the planets and select one more easily.

02 / CREATE

Make it yours

Give your planet a name, choose its colour, and experiment with its surface design.

Add rings and change their style and colour. Return to the solar system to see your changes.

03 / OBSERVE

Look around

Drag the 3D preview to examine your planet from different angles.

Use Reset view to return to the starting angle. Try Day view and Night view to compare the lighting.

04 / ENVIRONMENT

Build an atmosphere

Enable atmosphere and adjust cloud coverage. Add storms to see occasional lightning glows.

Add a moon, then experiment with its colour, size, orbit radius, and orbital speed.

05 / EXPERIMENT

Leave your mark

Choose a meteor impact point and launch a meteor toward your world.

Rocky and icy surfaces keep craters. Gas worlds show a cloud burst instead. Press Esc to cancel targeting.

06 / DISCOVER

Explore beyond

Select the ISS to open an Earth video stream. Try the other provider if playback fails.

Select the telescope to explore the image archive and follow each observation’s official source.

An imaginative space sandbox. Planet sizes, distances, and experiments are not to scale.