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Astronomy · Interactive learning tool

Milky Way Explorer

Fly around our home galaxy — its spiral arms, glowing core and halo, and the stars, nebulae and clusters scattered through it.

3D / WebGLSpiral arms & haloStars, nebulae & clustersAstronomy quizzesThree.js

A closer look

What you can do with Milky Way Explorer

Milky Way Explorer turns our galaxy into something you can fly around and explore — its structure, its landmarks, and our own place within it.

The whole galaxy, layer by layer — screenshot

The whole galaxy, layer by layer

Fly around the Milky Way's structure and switch its components on and off — from the grand spiral arms down to individual objects.

  • Spiral arms, central bulge and halo
  • Thousands of stars, nebulae and star clusters
  • Satellite galaxies and constellation lines
  • Toggle any layer on or off
Find our place, and click for the facts — screenshot

Find our place, and click for the facts

Jump to the Solar System's spot in a spiral arm, then click any object to pull up its details.

  • Fly straight to the Sun's position in the galaxy
  • Click any star, nebula or cluster for facts
  • Searchable object library
  • Smooth orbit from top-down to edge-on
Test your astronomy — screenshot

Test your astronomy

Built-in quizzes turn the tour into active recall — locate the object, name the structure, place our Solar System.

  • Several astronomy quiz modes
  • Locate-the-object challenges
  • Instant feedback
  • Replayable for practice

In the classroom

Built to teach, not just to look good

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For students

Finally see the shape of the galaxy we live in — the arms, the core, the halo, and where our Solar System sits among it all.

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For teachers

Fly the class around the Milky Way, switch on the layer the lesson needs, jump to our place in it, then set the quiz.

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Zero friction

Runs in any browser, no install. The whole galaxy in a link.

Tech: Three.js / WebGL Shows: arms, bulge, halo, objects Runs: any modern browser Install: none Quizzes: astronomy

Try Milky Way Explorer for yourself

It runs entirely in your browser — no installs, no logins, nothing to set up. Open it and explore.

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