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IAU designated constellations. In contemporary astronomy, 88 constellations are recognized by the International Astronomical Union (IAU). [1] Each constellation is a region of the sky bordered by arcs of right ascension and declination, together covering the entire celestial sphere. Their boundaries were officially adopted by the International ...
IAU designated constellations by area. Hydra is the largest constellation, covering more than 1⁄32 of the night sky and 19 times the area of Crux, the smallest constellation. The International Astronomical Union (IAU) designates 88 constellations of stars. In the table below, they are ranked by the solid angle that they subtend in the sky ...
Within the constellation's borders there are 177 stars of apparent magnitude 6.5 or greater. [b] [10] Epsilon Pegasi, also known as Enif, marks the horse's muzzle. The brightest star in Pegasus, is an orange supergiant of spectral type K21b that is around 12 times as massive as the Sun and is around 690 light-years distant from Earth. [15]
Star polygons and polygonal compounds are the basis for numerous figures of significance in arts and culture. The figure may be the border or interior of the polygon, or one or more closed polygonal paths that include all of the border and also have some legs crossing the interior. The name is derived from the polygon's similarity to the ...
File:Communist star with golden border and red rims.svg. Size of this PNG preview of this SVG file: 630 × 600 pixels. Other resolutions: 252 × 240 pixels | 504 × 480 pixels | 807 × 768 pixels | 1,076 × 1,024 pixels | 2,151 × 2,048 pixels | 2,000 × 1,904 pixels.
This is a list of flags, arranged by design, serving as a navigational aid for identifying a given flag.Uncharged flags are flags that either are solid or contain only rectangles, squares and crosses but no crescents, circles, stars, triangles, maps, flags, coats of arms or other objects or symbols.
Zodiacal constellations of the northern sky are Pisces, Aries, Taurus, Gemini, Cancer, and Leo. In the southern sky are Virgo, Libra, Scorpius, Sagittarius, Capricornus, and Aquarius. [ 23 ][ a ] The zodiac appears directly overhead from latitudes of 23.5° north to 23.5° south, depending on the time of year.
There is also a fifth star, that is often included with the Southern Cross. ε Crucis (Ginan) is an orange-hued giant star of magnitude 3.6, 228 light-years from Earth. There are several other naked-eye stars within the borders of Crux, especially: Iota Crucis is a visual double star 125 light-years from Earth. The primary is an orange-hued ...