Comets in the 21st Century: A personal guide to experiencing the next great comet!

The Purpose Of This Book Is To Bring Comets Into The Living Rooms Of General Households, To Familiarize Politicians With These Fascinating Objects When They Ponder Funding For Comet Research, To Teach Children And Young Students And To Provide Teaching Tools About These Very Unusual Objects In Our Skies. The Presentation Is Very Comprehensive In Its Description Of Orbits Around The Sun, The Development Of The Coma (escaping Atmosphere) From A Comet's Nucleus And Source Of All Activities, Various Types Of Comet Tails, Trailing As Well As Leading As A Comet Orbits Our Sun, Ancient Beliefs And Explanations Of These Phenomena And The Most Recent Discovery Of The First Interstellar Comet. 1. Introduction -- 2. Roller-coaster Comets -- 2.1. The Paths Of Comets -- 2.2. Two Kinds Of Comets -- 2.3. Celestial Clockwork -- 2.4. A Universe In Motion -- 2.5. The Gravity Of The Situation -- 2.6. Looping Comets -- 2.7. Orbits Of Your Own Daniel C. Boice, Thomas Hockey ; With A Foreword By Walter F. Huebner. Version: 20190401--title Page Verso. A Morgan & Claypool Publication As Part Of Iop Concise Physics--title Page Verso. Includes Bibliographical References. Daniel C. Boice Is The Principal Astronomer At Scientific Studies & Consulting In San Antonio, Tx. His Professional Activities Include Over 75 Peer-reviewed Research Papers And Several Hundred Conference Reports. In 2000, He Became A Fellow Of The Royal Astronomical Society. Thomas Hockey Is A Professor Of Astronomy At The University Of Northern Iowa. He Has Written Seven Previous Books Including Galileo's Planet And How We See The Sky. Hockey Was Editor-in-chief Of The Award-winning Biographical Encyclopaedia Of Astronomers.