Recommended Astronomy DVDs, Blu-Rays and 4K UHD Blu-Rays
Updated: January 14th, 2025. Stuck for something to watch on TV of an evening? Then why not load up an astronomy or space-exploration themed DVD and…
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Choosing a Telescope – Part 3
Catadioptric Telescopes Continued… The [easyazon_link keywords=”Schmidt Cassegrain telescope” locale=”US” tag=”dublinnightskyob”]Schmidt Cassegrain[/easyazon_link] is the most popular type. The Maksutov is a variation with a differently shaped corrector. The…
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Choosing a Telescope – Part 2
Telescope Types: Achromatic Refractors [easyazon_link keywords=”Achromatic refractor” locale=”US” tag=”dublinnightskyob”]Achromatic refractors[/easyazon_link] are those with two lens elements at the front of a tube. They offer crisp, high…
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Choosing a Telescope – Part 1
Although it is possible to have many hours of pleasure observing the night sky using the naked eye or binoculars, at some point in every amateur…
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Equipment for the Amateur Astronomer
Beginner’s Telescopes Binoculars and telescopes and other astronomy equipment and accessories are the meat and potatoes of amateur astronomy. A good pair of binoculars is what…
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Top 5 Telescopes for Beginners
by Magdalena Szczypa We have all gone through this. You decide to do something with your passion for astronomy and want to buy a telescope, but…
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Why Does February Have Only 28 Days?
We inherited our calendar from the Romans (the Greeks and Egyptians had their own, different calendars). [We inherited our base-60 time and measurement systems (minutes, seconds,…
Read the articleAsteroid 30558 Jamesoconnor Named for Irish Astronomer
Asteroid 30558 Jamesoconnor By John Flannery, South Dublin Astronomy Society (SDAS) It is with great pleasure that we can officially tell everyone that another Irish amateur…
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Only a memory now, but a memory that returns with thoughts of the solar eclipse of coming on July 22, 2009 and the eclipse back on…
Read the articleGoogle Sky Is Launched
By now you’ve probably heard the announcements about Google Sky – the new module in Google Earth. If not, the videos below will bring you up…
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