Splashery

Playground
Black Hole, a still.

Space · Built from a recipe

Black Hole

D5 on the major comb. Its drum rings at 558.1 Hz.

Turn it in the PlaygroundTap the picture to strike it.

A black hole is a place where gravity is so strong that nothing that crosses its edge, the event horizon, can get out again, not even light.

Shelf
Space
Kind
Built from a recipe
Sound
Yes
Hands-on
Yes
Licenses
CC0

Its note

Splashery stretches a drumhead over this Splash's outline, twelve inches across, and finds the ways it can ring. Its lowest is 558.1 Hz, 88 cents flat of D5, the nearest tine on the comb. The next fifteen are its overtones, and each one draws its own figure: sand gathers on the lines that stay still.

The sixteen ways Black Hole's drum can ring, lowest first.
  1. 1558 Hz
  2. 2859 Hz
  3. 3913 Hz
  4. 41171 Hz
  5. 51174 Hz
  6. 61286 Hz
  7. 71356 Hz
  8. 81363 Hz
  9. 91448 Hz
  10. 101468 Hz
  11. 111572 Hz
  12. 121651 Hz
  13. 131707 Hz
  14. 141733 Hz
  15. 151796 Hz
  16. 161817 Hz

How to play

Tap it to feed it a star.

Its controls

ControlKindRangeStart
Feed it a starTap
FeedButton

About it

A black hole is a place where gravity is so strong that nothing that crosses its edge, the event horizon, can get out again, not even light. Gas that falls toward it swirls into a flat disk and gets hot enough to glow.

Tap it to feed it a star: the star spirals in faster and faster, is stretched into a streak and plunges in, and the disk flares. In 2019 astronomers showed the first picture of a black hole's shadow, at the heart of the galaxy M87, made with radio telescopes spread across the Earth.

Details

Splats
Opens at 200,000 at Mid Detail, 56,280 at Low, and up to 890,000 at Max

Sources and credits

WorkByLicense
Deep Boom (supernova-boom.mp3)Za-GamesCC0 1.0

Share 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=black-hole<script type="module" src="https://splashery.app/play/src/element.js"></script> <splashery-toy toy="black-hole"></splashery-toy>

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