Download A Dictionary of Astronomy (Oxford Paperback Reference) by Ian Ridpath PDF

By Ian Ridpath

Astronomy is increasing virtually as quickly because the universe itself, and the proliferating medical jargon can occasionally baffle even the main committed beginner. Now, in a few 4,000 concise, updated entries, this dictionary cuts a transparent course throughout the maze of complicated technical language, supplying complete, transparent definitions drawn from all features of astronomy. Compiled via Ian Ridpath, a fellow of the Royal Astronomical Society, and a professional group of members, A Dictionary of Astronomy comprises the latest entries from astrophysics and cosmology to galaxies and time.

Here are succinct definitions for the large Bang concept, comets, eclipses, Magellanic Clouds, Mars, quasar, relativity, and variable stars. Entries on telescopes and different measuring units, observatories, area missions, and lately named sun method gadgets exhibit how astronomers have explored the universe. The Dictionary additionally offers biographical entries on eminent astronomers from Copernicus to Edwin Hubble.

From black gap to white dwarf, and from spiral galaxies to sunlight waves, A Dictionary of Astronomy opens a window at the universe for newbie astronomers far and wide.

Show description

Read Online or Download A Dictionary of Astronomy (Oxford Paperback Reference) PDF

Similar dictionaries books

The Department of Defense Dictionary of Military and Associated Terms

The dept of security Dictionary of army and linked phrases units forth common US army and linked terminology to surround the joint job of the militia of the USA in either US joint and allied joint operations, in addition to to surround the dept of safety (DOD) as a complete.

Timon of Athens (Webster's Thesaurus Edition)

There are various versions of Timon of Athens. This academic variation used to be created for self-improvement or in practise for complicated examinations. the ground of every web page is annotated with a mini-thesaurus of unusual phrases highlighted within the textual content, together with synonyms and antonyms. Designed for college districts, educators, and scholars looking to maximize functionality on standardized assessments, Webster’s paperbacks reap the benefits of the truth that classics are usually assigned readings.

The Turn of the Screw (Webster's Thesaurus Edition)

There are various variations of The flip of the Screw. This academic variation used to be created for self-improvement or in instruction for complicated examinations. the ground of every web page is annotated with a mini-thesaurus of unusual phrases highlighted within the textual content, together with synonyms and antonyms. Designed for college districts, educators, and scholars trying to maximize functionality on standardized checks, Webster’s paperbacks make the most of the truth that classics are usually assigned readings.

Additional info for A Dictionary of Astronomy (Oxford Paperback Reference)

Sample text

Barnard. Its size is 270 × 166 × 150 km. Its surface is heavily scarred by impact craters, the largest 90 km wide. The surface has a very low albedo and is distinctly reddish, possibly because of sulphur from Io's volcanoes. Ambartsumian, Viktor Amazaspovich (1908–96) Armenian astrophysicist. His major work was on the origin and evolution of stars, for which he was the first to take proper account of their physical properties. He discovered and named stellar *associations, and did important early work on radio galaxies.

4 days. The two stars are dwarfs of spectral types A0 and G5. y. away. 1. y. away. An alternative name is Sirrah. Alrescha The star Alpha Piscium, also spelt Alrischa. 2, with an orbital period of about 900 years. 8. Alshain The star Beta Aquilae. y. away. al-Sufi See under SUFI. 77, the twelfth-brightest star in the sky. y. away. Altair forms one corner of the so-called Summer Triangle of stars, completed by Deneb and Vega. html (1 of 2) [9/29/2007 7:47:12 PM] Document altazimuth mounting A method of mounting a telescope so that it can pivot up and down (in altitude) around one axis and horizontally (in azimuth) around the other axis.

Ansae The extensions of Saturn's rings either side of the planet; sing. ansa. The word is Latin for 'handles', since the rings project from the planet like handles. See also PLANETARY NEBULA. antapex See SOLAR APEX. 5 supergiant 10 000 times more luminous than the Sun and with a probable diameter over 500 times the Sun's. 8 with a period of about 5 years. y. away. 4 with an orbital period of about 900 years. The name Antares is Greek, and is usually translated as 'rival of Mars', because of its strong red colour, but sometimes as 'like Mars'.

Download PDF sample

Rated 4.37 of 5 – based on 25 votes