Guides & Tutorials

Which is the best 5” Newtonian?  The Sky-Watcher Explorer 130 or the more expensive Sky-Watcher Explorer 130p?  

All good Crayford focusers (at least those expected to carry any weight) have tension adjustment screws. It is just a matter of locating and applying them. 

The Atik 460EX and 490EX cameras are similarly priced so which one is best for me? 

EQMOD is a popular set of software tools used by many astronomers to control the Skywatcher HEQ5, NEQ6 and other mounts directly from a PC. We asked Steve Richards to write an overview of EQMOD with details on some of its many features and how to use them.