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Constellations
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- 2. 2 A groupof stars forming a recognizable pattern that is traditionally named after its apparent form or identified with a mythological figure. There are 88 named constellations. This includes 48 ancient constellations listed by the Greek astronomer Ptolemy, and the new constellations. Constellations take many forms including mythical creatures, animals, people and objects. Constellation is a Latin word meaning “set with stars”. Science Topic: Constellations Constellations Facts Origin 88 Constellations 12 Zodiacs
- 3. 3 The largestconstellation by area is Hydra which is 3.16% of the sky. While Crux is the smallest taking only 0.17% of the sky. The Big and Little Dipper are considered asterism. This is when a small pattern of stars are found within a constellation. Farmers were the first to use constellations. In some areas the changing of season was so subtle that the farmers dependesd on the stars to know the right time to harvest. Different constellations become visible throughout the year Constellations travel from east to west like the sun. Some constellations have families. In the Greek constellations, there are 21 constellations located in the Northern Hemisphere and 15 in the south. There are 12 zodiac constellations. Science Topic: Constellations 88 Constellations 12 Zodiacs Origin Facts Constellations
- 4. 4 Throughout humanhistory and across many different vultures, names, and mythical stories have been attributed to the star patterns in the night sky, this gives birth to constellations. Archaeological studies have identified possible astronomical markings painted on the walls in the cave system at Lascaux in Southern France. Our ancestors may have recorded their view of the night sky on the walls in their cave 17300 years ago. Over half of the constellations the IAU recognizes today are attributed to ancient Greek, which consolidated the works by the ancient Babylonian, Egyptian, and Assyrian. 88 of the constellations were recorded in the seventh and eight books of Claudius Ptolemy's Almagest, although the exact origin of these constellations remain uncertian. Science Topic: Constellations Constellations Facts Origin 88 Constellations 12 Zodiacs
- 5. 5 Between the16th and 17th century AD, European astronomers and celestial cartographers added new constellations. These constellations were mainly “new discoveries” made by the Europeans first explored the southern hemisphere. Those who made particular contribution to the “new” constellations include the Polish-born, German astronomer Johannes Hevelius; three Dutch cartographers, Frederick de Houtman, Pieter Dirksz Keyser and Gerard Mercator; the French astronomer Nicolas Louise de Lacaille; the Flemish mapmaker Petrus Plancius and the italian navigator Amerigo Vespucci. Science Topic: Constellations Constellations Facts Origin 88 Constellations 12 Zodiacs
- 6. 6 • Andromeda • Antlia •Apus • Aquarius • Aquila • Ara • Aries • Auriga • Bootes • Caelum • Camelopardalis • Cancer • Canes Venatici • Canis Major • Canis Minor Science Topic: Constellations • Centaurus • Cepheus • Cetus • Chamaeleon • Circinus • Columba • Coma Berenices • Corona Australis • Corona Borealis • Corvus • Crater • Crux • Cygnus • Delphinus • Dorado • Draco • Equuleus • Eridanus • Fornax • Gemini • Grus • Hercules • Horologium • Hydra • Hydrus • Indus • Lacerta • Leo • Leo Minor • Lepus Constellations Facts Origin 88 Constellations 12 Zodiacs
- 7. 7 Science Topic: Constellations •Libra • Lupus • Lynx • Lyra • Mensa • Microscopium • Monocerus • Musca • Norma • Octans • Ophiuchus • Orion • Pavo • Pegasus • Perseus • Phoenix • Pictor • Pisces • Piscis Austrinus • Puppis • Pyxis • Reticulum • Sagitta • Sagittarius • Scorpius • Sculptor • Scutum • Serpens • Sextants • Taurus • Telescopium • Triangulum • Triangulum Australe • Tucana • Ursa Major • Ursa Minor • Vela • Virgo • Volans • Vulpecula Constellations Facts Origin 88 Constellations 12 Zodiacs
- 8. 8 Science Topic: Constellations Constellations Facts Origin 88 Constellations 12Zodiacs • Capricorn • Aquarius • Pisces • Aries • Taurus • Gemini • Cancer • Leo • Virgo • Libra • Scorpio • Sagittarius
- 9. 9 Science Topic: Constellations Constellations Facts Origin 88 Constellations 12Zodiacs http://www.iau.org/public/themes/constellations/ https://www.britannica.com/science/constellation www.google.com
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