Around the Moon, it is also known as a moon ring, storm ring, or winter halo. It forms as sunlight or moonlight is refracted by millions of hexagonal ice crystals suspended in the atmosphere. [2]

6 days ago · An ISS astronaut captured a rare lunar halo above the Indian Ocean, showing a thin glowing arc above Earth's blue edge.

Aug 28, 2025 · A moon halo, also known as a lunar halo, is a captivating optical phenomenon appearing as a large, luminous ring encircling the Moon. This natural display results from the interaction of …

Nov 28, 2022 · What is a moon halo and how does it form? A lunar halo is created when light is refracted, reflected, and dispersed through ice crystals suspended in cirrus or cirrostratus clouds …

6 days ago · An astronaut on the ISS photographed a "lunar halo" over the Indian Ocean, revealing ice and rare optical phenomena from space.

An astronaut has managed to capture a phenomenon called "lunar halo." The astronaut was in the International Space Station (ISS) and was circling above the Indian Ocean when they managed to …

Oct 24, 2024 · Although many lunar phenomena are one-night-only events, a ring around the moon is much less elusive. Also known as a lunar halo, a bright white ring of light around the moon can …

Nov 13, 2025 · Lunar Halos are formed when moonlight is refracted, or bent, through ice crystals in the Earth’s atmosphere. These ice crystals act as tiny prisms, bending the light and creating the ring …

6 days ago · This astronaut's photo of a lunar halo is breaking the internet, find out why this rare phenomenon has everyone talking!

May 31, 2023 · Have you ever looked up and spotted a large ring of light around the sun or moon? Scientists refer to these as 22-degree halos. They got that name because the radius of the circle is …