Brian Ventrudo
Solar System Observing – Comets
Filed Under: Fundamentals of Stargazing
In our look at the solar system this month, we examine comets, perhaps the most unpredictable and visually striking objects in the night sky and one of the most fun to observe. It's always hard to tell when a reasonably bright comet will make an appearance, but when it does, you want to be prepared. This section will get you ready for the next 'Gre...
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Stargazing Tools – Basics of Astronomical Imaging
Filed Under: Fundamentals of Stargazing
This month we tackle the basic ideas of astrophotography. This is a massive subject and an expensive pastime, both in terms of time and money. But you will learn enough this month to get started taking some basic images with techniques that can lead, with a little practice, to surprisingly good results.
Click here to download notes for 'Basic A...
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Science of Stargazing – The Cosmic Distance Scale
Filed Under: Fundamentals of Stargazing
This month you learn about Type Ia supernovae, fearsome events that call attention to themselves over millions of light years and help astronomers estimate the size of the universe. And you learn about the “cosmic distance ladder” by which we try to understand the scale of the universe from our solar system to the edge of the known universe.
Cl...
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Deep Sky Tours – December
Filed Under: Fundamentals of Stargazing
This month we have an eclectic mix of galaxies, nebulae, and star clusters in the far northern and southern skies. Southern stargazers also enjoy a look at the magnificent Large Magellanic Cloud, a nearby irregular galaxy that is mainstay of the deep-southern skies.
Click here to download notes for 'Deep Sky Tours - December' (PDF, 1 MB)
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