Atlas of the Messier ObjectsWritten by Ronald Stoyan Messier's catalog of 110 star clusters, nebulae, and galaxies is the most popular list of deep sky gems. The first edition of this stunning reference atlas was hailed as the most comprehensive, detailed, and beautiful account of the Messier objects then available. The second edition continues this trend, with thoroughly investigated and updated astrophysical, historical, and observational information for every object. The main

Filter material: Celestron proprietary Mylar filter

The Evostar-150ED apochromatic doublet refractor has received some exciting upgrades

and re-invented a telescope family that provides superior quality

ASI2600M Duo can lower the CMOS sensor temperature to more than 35 degrees Celsius below ambient temperature

the Off-Axis Guider is not typically compatible for use with the EdgeHD 8" and Reducer lens combination

Visual Back

Counterweights Supplied:  2 x 5kg

2 oz (629 g)

An ultra-stable Dobsonian base provides a sturdy foundation for StarSense Explorer

For peace of mind

For birding at dawn or dusk

5” including EQ headA