Ten Worlds: Everything that Orbits the Sun.
KEN CROSWELL Ken Croswell is an astronomer and author living in Berkeley, California. His first degree mixed science and wider interests, majoring in physics and minoring in English literature. He also got a PhD in astronomy for studying the Milky Way's halo.
In 2005, for the first time in 75 years, astronomers Famous astronomers and astrophysicists include:
Directory: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
A
- Marc Aaronson (USA, 1950 – 1987)
- George Ogden Abell (USA, 1927 – 1983)
discovered a
new planet, suddenly making legions of classroom solar system models Solar system models, especially mechanical models, called orreries, that illustrate the relative positions and motions of the planets and moons in the solar system have been built for centuries. obsolete. Croswell, author of several award-winning astronomy titles,
introduces young readers to this new world and the other nine planets
and their moons. He includes science's latest discoveries. Readers
learn that Neptune's moon Triton is the only moon to orbit its
planet clockwise, that Saturn is so light that it would float in water,
and that Mars had water flowing over its surface billions of years ago.
Except for the tenth planet, each planet's and moon's
description is accompanied by bold, digitally reprocessed images. This
brief book also includes sections on meteors, comets, and the solar
system's birth. Charts detail statistics for the 10 planets, seven
big moons, and first four asteroids This is a list of numbered minor planets, nearly all of them asteroids, in sequential order.
As of late September 2007 there are 164,612 numbered minor planets, and many more not yet numbered. Most asteroids are ordinary and not particularly noteworthy. discovered. Boyds Mills Press, 2006,
56 p., color photos, hardcover, $19.95.
COPYRIGHT 2006 Science Service, Inc.
No portion of this article can be reproduced without the express written permission from the copyright holder.
Copyright 2006, Gale Group. All rights reserved. Gale Group is a Thomson Corporation Company.
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