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  2. 22° halo - Wikipedia

    en.wikipedia.org/wiki/22°_halo

    22° solar halo with very thin cirrostratus clouds. In folklore, moon rings are said to warn of approaching storms. [7] Like other ice halos, 22° halos appear when the sky is covered by thin cirrus or cirrostratus clouds that often come a few days before a large storm front. [8]

  3. 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.

  4. Corona (optical phenomenon) - Wikipedia

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

    Lunar corona A solar corona up Beinn Mhòr (South Uist). In meteorology, a corona (plural coronae) is an optical phenomenon produced by the diffraction of sunlight or moonlight (or, occasionally, bright starlight or planetlight) [1] by individual small water droplets and sometimes tiny ice crystals of a cloud or on a foggy glass surface.

  5. Look up to the sky for the Lyrid meteor shower and the full ...

    www.aol.com/look-sky-lyrid-meteor-shower...

    Look to the sky for the pink moon. ... Instead, an annular solar eclipse creates a “ring of fire” in the sky as the sun’s light surrounds the moon. Meanwhile, a partial lunar eclipse will ...

  6. A rare 'ring of fire' solar eclipse will cross the U.S. Here ...

    www.aol.com/news/everything-know-years-solar...

    In the U.S., weather permitting, sky-watchers in 15 states will have the chance to see the moon almost completely cover the sun, casting its shadow over the fiery orb and creating the effect of a ...

  7. Sun dog - Wikipedia

    en.wikipedia.org/wiki/Sun_dog

    The latter is often missed by viewers, since it is located more or less directly overhead. Another halo variety often seen together with sun dogs is the 22° halo, which forms a ring at roughly the same angular distance from the sun as the sun dogs, thus appearing to interconnect them. As the Sun rises higher, the rays passing through the plate ...

  8. What time is the 'Ring of Fire' eclipse? How to watch ... - AOL

    www.aol.com/time-ring-fire-eclipse-watch...

    An annular eclipse describes the moment the moon passes between the Earth and sun, creating the the illusion of a thin ring of sunlight around the moon. 2:45 p.m. ET: Maximum eclipse beings. This ...

  9. Circumhorizontal arc - Wikipedia

    en.wikipedia.org/wiki/Circumhorizontal_arc

    Apart from the presence of ice-containing clouds in the right position in the sky, the halo requires that the light source (Sun or Moon) be very high in the sky, at an elevation of 58° or greater. This means that the solar variety of the halo is impossible to see at locations north of 55°N or south of 55°S.