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Windows: Alt key codes. The alt keys (there are two of them) are easy to find on any Windows device—there’s one on either side of the space bar. ... For other symbols, such as the arrow, star ...
The Alt codes had become so well known and memorized by users that Microsoft decided to preserve them in Microsoft Windows, even though the OS features a newer and different set of code pages, such as CP1252. Windows includes the following processing algorithm for Alt code, which supports both methods:
It was designed by Denis Moskowitz, who also designed many of the dwarf-planet symbols, at a time when asteroid symbols had become extremely rare in astronomy. Nonetheless, its inclusion of a star is meant to recall the 19th-century asteroid symbols. [83]
Karl Ludwig Harding, who discovered and named Juno, assigned to it the symbol of a scepter topped with a star. [ 15 ] The modern astrological form of the symbol for Vesta, ⚶, was created by Eleanor Bach, [ 16 ] who is credited with pioneering the use of the big four asteroids with the publication of her Ephemerides of the Asteroids in the ...
According to the IAU's explicit count, there are eight planets in the Solar System; four terrestrial planets (Mercury, Venus, Earth, and Mars) and four giant planets, which can be divided further into two gas giants (Jupiter and Saturn) and two ice giants (Uranus and Neptune). When excluding the Sun, the four giant planets account for more than ...
ZAMS – (celestial object) zero age main sequence, a star that has just become a main-sequence star (i.e. a star that has begun burning hydrogen in its core) ZAND – ( celestial object ) Z ANDromedae, a class of eruptive variable stars named after the binary star system Z Andromedae , the archetype for the class
Before 2006, Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto were considered as planets. Below are partial list of these mnemonics: "Men Very Easily Make Jugs Serve Useful Needs, Perhaps" – The structure of this sentence, which is current in the 1950s, suggests that it may have originated before Pluto's discovery.
In astronomy, coordinate systems are used for specifying positions of celestial objects (satellites, planets, stars, galaxies, etc.) relative to a given reference frame, based on physical reference points available to a situated observer (e.g. the true horizon and north to an observer on Earth's surface). [1]