An indispensable astronomy guide is making a comeback. Since 1974, Guy Ottewell has put out his annual Astronomical Calendar. Over 43 years, the Astronomical...
Recent improvements in complementary metal oxide semiconductor (CMOS) sensors for digital cameras have made them excellent performers for deep sky imaging, compared with the...
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...