Splashery
Spiral Galaxy, a still.
Playground

Spiral Galaxy

Space, built from a recipe. Row 16, column 25 of the code.

A galaxy is a huge family of stars, gas and dust held together by gravity.

Shelf
Space
Kind
Built from a recipe
Sound
Yes
Licenses
Own work (made in the page)

How to play

Tap to swirl the arms. Pick a galaxy style in the Splash tab.

Its controls

ControlKindRangeStart
Swirl the armsTap
SwirlButton
StyleList2 choicesMilky Way-like

About it

A galaxy is a huge family of stars, gas and dust held together by gravity. In a spiral galaxy, bright arms curl out from a glowing center. Our own galaxy, the Milky Way, is a spiral about 100,000 light-years across with hundreds of billions of stars, and the Sun takes about 230 million years to go around it once.

Here the spiral turns slowly as one piece while its stars orbit, the inner ones faster. The splash illustrates one idea for spiral arms: a moving density pattern that stars pass through, like traffic through a jam. Real galaxies can also have changing arms. Tap it to swirl the arms once around, fast, while the core flares. Pick the Milky Way or Andromeda style in the Splash tab.

Details

Splats
Opens at 80,000 at Mid Detail, 52,800 at Low, and up to 170,000 at Max

Sources and credits

Made in Splashery. Its code is MIT.

Share it

The back of the picture is this page's QR code: flip it, and point a phone at it. This link opens it in the Playground. To put it on your own page, add the element and one script tag. Every option.

https://splashery.app/play/?toy=spiral-galaxy
<script type="module" src="https://splashery.app/play/src/element.js"></script>
<splashery-toy toy="spiral-galaxy"></splashery-toy>

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