What are the differences between a tracker, a guider and an equatorial mount?
If you’ve got a camera and you’ve been out at night, chances are you’ve thought about getting photographs of what’s above you. It’s only natural. You can start with a…
Tutorials
Modifying the Early Model Sky-Watcher Pier Extension
The 20cm Saxon / Sky-Watcher NEQ6/AZ-EQ6 pier extension is a great way to gain the extra height needed to prevent long focal length OTA’s from colliding with the tripod legs.…
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Sky-Watcher HAC150 – a budget deep-sky fast astrograph
A quick look at the new Sky-Watcher Honders Advanced Catadioptric Astrograph, a 125mm f/2 catadioptric “camera-only” telescope. Is this baby RASA the new grab-n-go sensation?
Using Lunt Telescopes to look at the Sun
With the Australian Solar eclipse coming in 2028, it’s time to get familiar with solar telescopes. With Lunt telescopes you can see the surface of the Sun using white light, or Hydrogen alpha and Calcium-K filters. These all show different aspects of what’s happening there. If you want to photograph it as well, there are cameras for that too.
Mars Opposition 2025: what is Retrograde Motion – and what does it mean?
Mars opposition is in mid-January next year. But before that happens, Mars is going to enter retrograde motion, where it stops being overtaken by the background stars and starts overtaking them back. Retrograde motion stumped the ancient astronomers and had a hand in stimulating the rise of modern scientific thought.