Writer, Columnist & Editor Stephen spent most of his career as an editor forSky & Telescope magazine (1979 – 2007), monthly writer and consultant for Odyssey (science magazine for young readers; 1994-2008), and Associate Editor for GeminiFocus (quarterly magazine of the Gemini Observatory in Hawaii (2010 – 2020); He is now a columnist and contributing editor for Astronomymagazine (2007– present) and a contributing writer for Fifth Star Lab's award-winning Sky Guide (2017 – present).