Astronomy and astrophotography are demanding fields with a lot of variables waiting in line to ruin your results. While we can’t do much about...
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Three of the filters tested here (the Haida, Kase and NiSi) are what can be classed as “broadband” light pollution reduction filters. They transmit...
An indispensable astronomy guide is making a comeback. Since 1974, Guy Ottewell has put out his annual Astronomical Calendar. Over 43 years, the Astronomical...
Looking for a gift for that special amateur astronomer in your life? Try these 12 items. ‘Tis the season. Amateur astronomers can be tricky...
Anyone who images under bright skies knows that even with a light pollution filter, all that background light is hard to beat. The images...
Recent improvements in complementary metal oxide semiconductor (CMOS) sensors for digital cameras have made them excellent performers for deep sky imaging, compared with the...
Anyone who’s ever tried afocal photography will know why it is not ideal to hold a smartphone to the eyepiece of a telescope. Attending...
I recently had a conversation with a longtime astronomy club member. A beginner had asked him for advice on getting started in practical observational astronomy. He...
Astrophotographers shooting nightscapes and tracked constellation portraits use diffusion filters to make stars “pop.” Here are three filters that work well. The Alyn Wallace/Kase...
Why sometimes, the best magnification, is no magnification at all. Here’s a true story. The very first telescope I had as a kid –...