Contents

• Glossary of Astronomical Terms

• Ned Wright's Cosmology Tutorial
• Ancient Greek Astronomy
• The Heliocentric Revolution
• Nebulae, Galaxies and Clusters
• Redshift and the Scale of the Universe
• Stellar Evolution
• Variable Stars
• Tides
• Time
• Positional Astronomy
• Polar Alignment
• Basic Star Testing
• Collimating a Refractor
• Telescope Function
• How a Barlow lens works
• Colour Filters
• Choosing a Starter Telescope
• Evaluating a telescope "in store"
• Upgrading a 60mm Refractor
• Dealing with Dew

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