Astronomy with a Home Computer is designed for every amateur astronomer who owns a home computer, whether it is running Microsoft Windows, Mac OS or Linux. It doesn't matter what kind of telescope you
For the last four centuries stargazers have turned their telescopes to the night skies to look at its wonders, but only in age of computers has it become possible to let the telescope find for you th
The beautiful spiral shells of these long-extinct marine invertebrates are among the most sought after and recognizable of fossils, yet little has been published about ammonites outside of geological