Comet - Wikipedia A comet was mentioned in the Anglo-Saxon Chronicle and by the Venerable Bede in the year 729 CE [13][14] The word comet derives from the Old English cometa from the Latin comēta or comētēs That, in turn, is a romanization of the Greek κομήτης 'wearing long hair', and the Oxford English Dictionary notes that the term (ἀστὴρ) κομήτης already meant 'long-haired star
Comets - TheSkyLive A comprehensive list of bright and interesting comets visible today, updated with fresh data multiple times per day
COBS - Comet OBServation database Comet Observation database (COBS) saw first light in 2010 and is maintained by Crni Vrh Observatory It is a free and unique service for comet observers worldwide which allows submission, display and analysis of comet data in a single location Amateur astronomers can make valuable contributions to comet science by observing comets and submitting their observations to COBS as professional
Comets: News, features and articles | Live Science Comets are "snowballs" of ice and dust that formed during the birth of our solar system and have orbited the sun since Live Science brings you the latest comet news, features and articles as
What Is a Comet? | NASA Space Place – NASA Science for Kids What are the parts of a comet? At the heart of every comet is a solid, frozen core called the nucleus This ball of dust and ice is usually less than 10 miles (16 kilometers) across – about the size of a small town When comets are out in the Kuiper Belt or Oort Cloud, scientists believe that’s pretty much all there is to them – just frozen nuclei But when a comet gets close to the Sun
Comet Information and the International Comet Quarterly (ICQ) Primary and secondary information on comets and observing comets: This is a key place to begin looking for useful and accurate information regarding news, observations, orbital data, designations and names, and good links regarding comets and related topics [sponsored by the International Comet Quarterly (ICQ)] (Quick aids: Site map 1 Site map 2 (under revision)) Click here for recent news
Comet Facts - Science@NASA Comets are leftovers from the dawn of our solar system around 4 6 billion years ago, and consist mostly of ice coated with dark organic material They have been referred to as "dirty snowballs "