...asteroid belt 9-4 Comets come from far...
...from gases 9-6 Comets do not last...
...asteroids, meteoroids, and comets in terms of...
...orbital properties of comets are Bode’s law...
...structural elements of comets should be noted,...
...large masses for comets. The dirty snowball...
...that occurs as comets approach the Sun....
...the gases in comets is made possible...
...chemical composition of comets with that of...
...orbital characteristics of comets are very different...
...second law for comets is interesting. The...
...uneven motions for comets that can be...
...transient nature of comets should be noted,...
...The collision of comets and meteoroids with...
...Asteroids, meteoroids, and comets formed very early...
...to themselves. 9. Comets do not have...
...the Sun. Also, comets lose their volatile...
...one source of comets. It contains icy...
...surface rock. 22. Comets are brighter after...
...asteroids trajectory. 27. Comets may be responsible...
...for asteroids and comets. Chyba, C. “Death...
...Asteroids and Doomsday Comets: The Search for...
...1990, p. 266. Comets Aguirre, E. “A...
...D. “Where Do Comets Come From?” in...
...6. Bortle, J. “Comets and How to...
...observed pass; “Hunting Comets,” Nov. 1988, p....
...p. 476; “Great Comets in History” in...
...Davies, J. “Can Comets Become Asteroids?” in...
...A. “Whence Come Comets” in Sky &...
...T. “Collisions with Comets and Asteroids” in...
...to the Cretaceous: Comets, Craters, Controversy and...
...Group. Shaefer, B. “Comets That Changed the...
...Asteroids and Doomsday Comets: The Search for...
...A. “Seeking Rogue Comets” in Astronomy, 1997,...
...1974. Weissman, P. “Comets at the Solar...
...The Mystery of Comets. 1985, Smithsonian Institution...
...The Nature of Comets” in Mercury, Jan./Feb....
...2. Yeomans, D. Comets: A Chronological History....
...with material on comets, meteorites, asteroids, Tunguska,...
...Introduces students to comets. Shows reactions to...
...Shows reactions to comets in ancient, historic,...
...the nature of comets, collisions and how...