Vedic astrologers also apply their nakshatra star asterisms in place of the twelve zodiacal constellations. Aries is one of the constellations of the zodiac. Ophiuchus is one of thirteen constellations that cross the ecliptic. Any given point in a celestial coordinate system lies in one of the modern constellations. Capricornus is one of the constellations of the zodiac. Many of the constellations and star names in use today derive from Greek astronomy. Successive symbols are taken from the two constellations shown in the diagram. It is one of the most conspicuous and recognizable constellations in the night sky. OneWeb and Starlink are two low Earth orbit satellite constellations that are under construction . In 1929 the International Astronomical Union defined the edges of the 88 official constellations. Greek letters are used to denote the brighter stars within each of the eighty-eight constellations. He connects Orion with several constellations, not just Scorpio. Orientation with the stellar compass depends on the position of the constellations surrounding Polaris. The stars of Auriga feature in Inuit constellations. The White Tiger () is one of the Four Symbols of the Chinese constellations.