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2. Halo (optical phenomenon) - Wikipedia

   en.wikipedia.org/wiki/Halo_(optical_phenomenon)

   A halo (from Ancient Greek ἅλως (hálōs) 'threshing floor, disk') [1] is an optical phenomenon produced by light (typically from the Sun or Moon) interacting with ice crystals suspended in the atmosphere. Halos can have many forms, ranging from colored or white rings to arcs and spots in the sky.

3. 22° halo - Wikipedia

   en.wikipedia.org/wiki/22°_halo

   Around the Sun, it may also be called a sun halo. [1] 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] Its radius, as viewed from Earth, is roughly the length of an outstretched hand at arm's length. [3]

4. Celestial spheres - Wikipedia

   en.wikipedia.org/wiki/Celestial_spheres

   Following Anaximander, his pupil Anaximenes (c. 585 – c. 528/4) held that the stars, Sun, Moon, and planets are all made of fire. But whilst the stars are fastened on a revolving crystal sphere like nails or studs, the Sun, Moon, and planets, and also the Earth, all just ride on air like leaves because of their breadth. [9]

5. Here's Why You Shouldn't Charge Your Crystals During ... - AOL

   www.aol.com/heres-why-shouldnt-charge-crystals...

   Here's everything to know about the upcoming full moon and why you shouldn't charge crystals. ... the Earth is positioned between the sun and the moon, casting a shadow on the moon’s surface ...

6. Circumhorizontal arc - Wikipedia

   en.wikipedia.org/wiki/Circumhorizontal_arc

   In its full form, the arc has the appearance of a large, brightly spectrum-coloured band (red being the topmost colour) running parallel to the horizon, located far below the Sun or Moon. The distance between the arc and the Sun or Moon is twice as far as the common 22-degree halo. Often, when the halo-forming cloud is small or patchy, only ...

7. Atmospheric optics - Wikipedia

   en.wikipedia.org/wiki/Atmospheric_optics

   A 22° halo around the Sun, observed over Bretton Woods, New Hampshire, USA on February 13, 2021. A halo (ἅλως; also known as a nimbus, icebow or gloriole) is an optical phenomenon produced by the interaction of light from the Sun or Moon with ice crystals in the atmosphere, resulting in colored or white arcs, rings or spots in the sky. [23]