astronomy cosmology Free ebook download

English | 101 pages | PDF | 4.30 MB Special Edition of Scientific American. or ... Ebook description

Publisher: Tarcher 2009-10-15 | 496 Pages | ISBN: 1585427667 | PDF & epub, lrf, mobi | 5.3 MB & 8 MB On December 21, 2012, the Mesoamerican Long Count calendar, a 5,125- year cycle calendar system pioneered by the Maya, will come to an end. At the same time, the earth, the sun, and the center of the galaxy will come together in an extremely rare cosmic alignment. More and more people believe that the world as we know it will experience a transformation in 2012, but few are aware of the complete history or significance of the date. ... Ebook description

Publisher: Springer | ISBN: 0306464853 | edition 2000 | PDF | 235 pages | 10,37 mb Held December 16-919, 1999, this proceedings is derived from the Global Foundation Inc.'s Orbis Scientiae 1999. Topics include: cosmological parameters, unifying elementary particle physics, cosmology, superstrings, and black holes. ... Ebook description

Springer | 2009 | ISBN: 1441913130 | 246 pages | PDF | 3 MB This book presents a detailed and rigorous account of the work of Tobias Mayer, a mathematician and astronomer of the middle 18th century. Mayer's most famous contribution is his set of lunar tables, which were the best available in their time. The use of lunar tables was the most sophisticated method to calculate latitude. Because of their accuracy, Mayer's lunar tables became very popular and were used extensively in nautical navigation. ... Ebook description

Brill | 2009 | ISBN: 9004176152 | 150 pages | PDF | 1 MB The Alfonsine Tables became the main computing tool for astronomers for about 250 years, from their compilation in Toledo ca. 1272 to the edition in 1551 of new tables based on Copernicus's astronomical models. It consisted of a set of astronomical tables which, over time, was presented in many different formats. Giovanni Bianchini (d. ... Ebook description

Publisher: Springer | ISBN: 1852338059 | edition 2005 | PDF | 208 pages | 10,38 mb Here is a one-volume guide to just about everything computer-related for amateur astronomers! Today’s amateur astronomy is inextricably linked to personal computers. Computer-controlled “go-to” telescopes are inexpensive. CCD and webcam imaging make intensive use of the technology for capturing and processing images. ... Ebook description

Publisher: Springer 2009-11-17 | 243 Pages | ISBN: 0387895159 | PDF | 12 MB This book outlines a system that subdivides the Earth into a hierarchy of increasingly finer-scale ecosystems that can sever as a consistent framework for ecological analysis and management. The system consists of a three-part, nested hierarchy of ecosystem units and associated mapping criteria. Delineating units involves identifying the environmental factors controlling the spatial geography of ecosystems at various levels and drawing boundaries where they change significantly. ... Ebook description