Sky-Watcher unveiled its Stargate Truss-Tube Dobsonian Telescopes at NEAF. These large 18- and 20-inch f/4 reflectors start at $5,999.
In astrophotographer Warren Keller's new book, Inside PixInsight (softcover $34.99, ebook $24.99), he details how to use PixInsight to produce astrophotos from the reader's own data.
Sky & Telescope Contributing Editor Alan Dyer announces How to Photograph the Solar Eclipse ebook ($9.99). Available as PDF file and iBook from the Apple iBooks Store.