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Aries

(Encyclopedia)Aries ârˈēz [key] [Lat.,=the ram], constellation lying on the ecliptic (the sun's apparent path through the heavens) between Taurus and Pisces; it is one of the constellations of the zodiac. It con...

Libra

(Encyclopedia)Libra lēˈbrə, līˈ– [key] [Lat.,=the scales], southern constellation lying on the ecliptic (the sun's apparent path through the heavens) between Virgo and Scorpius; it is one of the constellatio...

Sagittarius

(Encyclopedia)Sagittarius săjĭtârˈēəs [key] [Lat.,=the archer], constellation lying on the ecliptic (the sun's apparent path through the heavens) between Scorpius and Capricornus; it is one of the constellati...

Virgo

(Encyclopedia)Virgo vûrˈgō [key] [Lat.,=the virgin], constellation lying on the ecliptic (the sun's apparent path through the heavens) between Libra and Leo, and SW of Boötes; it is one of the constellations of...

Leo, in astronomy

(Encyclopedia)Leo [Lat.,=the lion], northern constellation lying S of Ursa Major and on the ecliptic (apparent path of the sun through the heavens) between Cancer and Virgo; it is one of the constellations of the z...

Scorpius

(Encyclopedia)Scorpius –pēō [key] [Lat.,=the scorpion], conspicuous southern constellation lying on the ecliptic (the sun's apparent path through the heavens) between Sagittarius and Libra; it is one of the con...

zodiacal light

(Encyclopedia)zodiacal light or zodiacal band, a faint band of light sometimes seen in the western sky just after sunset in the spring, extending up from the horizon at the point where the sun has just set, or in t...

astronomical coordinate systems

(Encyclopedia)astronomical coordinate systems. A coordinate system is a method of indicating positions. Each coordinate is a quantity measured from some starting point along some line or curve, called a coordinate ...

Capricornus

(Encyclopedia)Capricornus kăprĭkôrˈnəs [key] [Lat.,=the goat horn], inconspicuous southern constellation lying on the ecliptic (the sun's apparent path through the heavens) between Sagittarius and Aquarius; it...

longitude

(Encyclopedia)longitude lŏnˈjĭto͞odˌ [key], angular distance on the earth's surface measured along any latitude line such as the equator east or west of the prime meridian. A meridian of longitude is an imagin...

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