In this updated version of his classic on deep-sky imaging

med eller utan diskmedel för återanvändning

Sky-Watcher Skyliner 250P FlexTube™ är ett kraftfullt Dobsonteleskop för den observatör som vill ha stor ljusinsamling i ett mer transportvänligt format än en traditionell fast tub

Lastkapacitet: 4 kg

Blazing a Ghostly Trail FÖR HANDHÅLLEN GPS In this updated version ofA special celestial event climaxes towards the end of 2013, the arrival, fresh from the Oort Cloud, of Comet C 2012 S1 (ISON). By all predictions, this comet was set to be one of the most dazzling comets seen in modern history. Blazing a Ghostly Trail ISON and Great Comets of the Past and Future, Author: Peter Grego Sky watchers will have already been primed for C 2012 (ISON) earlier in 2013 with the apparition of another naked eye comet, C 2011 L4