You should consider what you'd like to photograph and plan your purchase to suit your area of interest.
Astrophotography is all about getting as much light (“signal”) to your DSLR sensor as possible
Learn how to capture the wonders of the cosmos with DSLR astrophotography.
The most spectacular deep sky targets of the southern hemisphere, in our humble opinion, are some of the most beautiful and awe-inspiring objects available to...
A gallery of close-up photos of a DIY homemade VNS equatorial platform that allowed me to do deep-sky and easy planetary astrophotography with my Dobsonian.