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  2. Sun dog - Wikipedia

    en.wikipedia.org/wiki/Sun_dog

    In the Anglo-Cornish dialect of Cornwall, United Kingdom, sun dogs are known as weather dogs (described as "a short segment of a rainbow seen on the horizon, foreshowing foul weather"). It is also known as a lagas in the sky which comes from the Cornish language term for the sun dog lagas awel meaning 'weather's eye' ( lagas , 'eye' and awel ...

  3. Solstice - Wikipedia

    en.wikipedia.org/wiki/Solstice

    It contains two Latin-language morphemes, sol, "sun", and -stitium, "stoppage". [8] The Romans used "standing" to refer to a component of the relative velocity of the Sun as it is observed in the sky. Relative velocity is the motion of an object from the point of view of an observer in a frame of reference. From a fixed position on the ground ...

  4. Summer solstice - Wikipedia

    en.wikipedia.org/wiki/Summer_solstice

    Earth during the summer solstice in June 2017. The summer solstice or estival solstice [i] occurs when one of Earth's poles has its maximum tilt toward the Sun.It happens twice yearly, once in each hemisphere (Northern and Southern).

  5. Sols - Wikipedia

    en.wikipedia.org/wiki/Sols

    SoLS may refer to: TUM School of Life Sciences; See also. Sol (disambiguation) This page was last edited on 19 January 2024, at 14:02 (UTC). Text is available under ...

  6. List of random number generators - Wikipedia

    en.wikipedia.org/wiki/List_of_random_number...

    Middle-Square Weyl Sequence RNG (see also middle-square method) 2017 B. Widynski [34] [35] A variation on John von Neumann's original middle-square method, this generator may be the fastest RNG that passes all the statistical tests. xorshiftr+: 2018 U. C. Çabuk, Ö. Aydın, and G. Dalkılıç [36] A modification of xorshift+.

  7. Halo (optical phenomenon) - Wikipedia

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

    The ice crystals responsible for halos are typically suspended in cirrus or cirrostratus clouds in the upper troposphere (5–10 km (3.1–6.2 mi)), but in cold weather they can also float near the ground, in which case they are referred to as diamond dust. The particular shape and orientation of the crystals are responsible for the type of ...

  8. Winter solstice - Wikipedia

    en.wikipedia.org/wiki/Winter_solstice

    The seasons with the transition points of the June solstice, September equinox, December solstice, and March equinox. The winter solstice, or hibernal solstice, occurs when either of Earth's poles reaches its maximum tilt away from the Sun.

  9. 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]