Constellation

Stars joined to their nearest neighbours, gently twinkling.

Connect the dots

Installation

bash
npx shadcn@latest add https://www.rad-ui.com/r/constellation.json

React
import Constellation from "@/components/fx/constellation"

<Constellation className="px-8 py-24">
    <h2>Your content</h2>
</Constellation>

The effect layer is aria-hidden and ignores pointer events; only children are exposed.
Pauses offscreen; `paused` stops it on demand (wire it to a visible control if it runs behind reading content).
prefers-reduced-motion: reduce (or data-rad-fx-motion="reduce" on an ancestor) keeps the stars steady.

Prop	Type	Default	Description
count	number	34	Number of stars.
color	string	'#c4b5fd'	Star and line colour.
reach	number	16	Max link distance, % of width.
seed	number	21	Change for a different, stable sky.
paused	boolean	false	Stop the animation. It also pauses offscreen.
...props	ComponentProps<'div'>	—	Passed to the root div; children render above.