num_pages: 544
description: In some 4000 concise up-to-date entries this dictionary cuts a clear path through the maze of complex technical language offering full clear definitions drawn from all aspects of astronomy. Here are succinct definitions for the Big Bang theory comets eclipses Magellanic Clouds Mars quasar relativity and variable stars. Entries on telescopes and other measuring devices observatories space missions and recently named Solar System objects show how astronomers have explored the universe. The Dictionary also provides biographical entries on eminent astronomers from Copernicus to Edwin Hubble. A Dictionary of Astronomy opens a window on the universe for amateur astronomers everywhere.
language: English
title: A Dictionary of Astronomy
publisher: Oxford University Press