gravity.js

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display.color=color.hsb(0,0,0,10)

grv = display.circle(display.center, 100)
grv.color = color.clear
grv.tag = "gravity"

times(100, () => {
  let orb = display.circle(display.width / 2, 100, 4)
  orb.velocity = new Point(10, random.num(-10, 10))
  orb.color = color.hsb(random.num(0,360), 75, 95)
})

update(() => {
  display.each("circle", (el) => {
    grv.forceOn(el, 0.075)
  })
})