Shows second-year students that Greek is very regular in the way it forms words -- if you know the rules.

This Encyclopedia traces the history of the oldest science from the ancient world to the space age in over 300 entries by leading experts.

Blast off into space to discover the galaxies and beyond with the new edition of this out-of-this-world reference Send your child on an amazing journey into space. They�ll see the Hubble telescope orbiting the Earth, discover the birth of our solar system and follow the search for life on Mars. Packed with practical tips for the amateur astronomer, spectacular images from space, detailed charts and fantastic facts. Perfect for home or school, there are even instructions on building a simple telescope.

Held up by the heliopause? Floored by the flatness problem? Intimidated by MACHOs? With the Cambridge Astronomy Dictionary you'll no longer be defeated by such astronomical jargon! These and 3,200 additional words, names, and abbreviations used in amateur and professional astronomy, are clearly and concisely defined. Entries include information from modern and classical astronomy, including: A comprehensive selection of specialist terms All the constellations, planets, and moons of the solar system Comets, stars, asteroids, nebulae, and galaxies Telescopes, observatories, spacecraft, and space missions Published internationally as The Penguin Dictionary of Astronomy, it is considered the classic reference work in its field. This edition has been completely revised and includes many new entries. Anyone involved with astronomy, either professionally or as a hobby, will find the Cambridge Astronomy Dictionary a handy and invaluable reference. Jacqueline Mitton's interest in astronomy began when she was a child and she had her first telescope as a teenager. She graduated from the University of Oxford with a degree in physics, then obtained her PhD in astronomy at the University of Cambridge. In 1989 she became the Press Officer of the Royal Astronomical Society. She is a Fellow of the Royal Astronomical Society, a member of the International Astronomical Union, and a Member of the Division of Planetary Sciences of the American Astronomical Society. She is the author or co-author of 16 astronomy books and writes for both children and adults.

This comprehensive Encyclopedia covers the full history of astronomy from its ancient origins in Africa, South America, the Middle East and China to the latest developments in astrophysics and space-based research.

Summarizes current knowledge about the sun, moon, planets, stars, galaxies, and comets, and discusses clusters of galaxies, gravitational lenses, and the origin of the universe