DAY

April 12, 2021

  • April 12, 2021

A halo floating in the sky

Monday, April 12, 2021: I suddenly looked up and saw a ring of sunlight floating in the sky. A "sun halo," or "halo," is a solar optical phenomenon that occurs when sunlight is reflected and refracted by ice crystals that make up the clouds above, creating a ring-shaped glow.