ABOUT ASTRO ARENA
Real skies. Clear training.
A bilingual learning observatory for recognition, orientation and measurement. IAU, WGSN and Messier catalogues with J2000.0 coordinates connect each exercise to the real sky.
YOUR WAY TO THE STARSPLAY. UNDERSTAND. OBSERVE.
SMALL STEPS. A VAST SKY.
Make the sky
your familiar place.
From your first constellation to exploring on your own. Learn the basics, try fourteen games and watch the sky become familiar.
Start without an account · progress at your own pace
14training games278library objects110Messier objects
A WINDOW INTO THE ATLASJ2000.0
From patterns to the real skyExplore Cygnus on the interactive sky map.YOUR NEXT TRAINING SESSION
What will you practise?
Najprej spoznaj vzorec, nato ga prepoznaj in poišči na nebu.
FOR LONGER EXPEDITIONS
Take on a bigger challenge.
110 OBJECTS · FIELD GUIDE
Messier Marathon
Plan an observing night, check visibility and track objects with detailed charts.
Prepare your expedition ↗5 DISCIPLINES · OWN LEADERBOARDS
Game marathons
Complete constellations, bright stars or Bayer designations. Choose a discipline and test your endurance.
Choose your marathon ↗14 GAMES. FIVE WAYS TO LEARN.
Put your knowledge into play.
03
PATTERNS & NAMES
Recognise
Constellations, stars and Messier objects.
Choose a game →03
ORIENTATION
Find
Locate objects on the sky map.
Choose a game →01
MEMORY
Connect
Match star names with their designations.
Choose a game →03
PRECISION
Measure & identify
Bayer designations, angles and coordinates.
Choose a game →04
CHART & REAL SKY
Observing tasks
Complete the sky, remove extra stars and locate planets and the Sun.
Choose a game →YOUR EXPLORATION TOOLKIT
When you want to go deeper.
ANDROID · iPHONE · iPAD · DESKTOP
Take the sky with you.
Install the app. Supported content and saved progress are available offline too.