No other telescope design offers the combination of features and portability as a Schmidt-Cassegrain telescope (SCT). You may not consider it the best for any one application, but it does everything ...

Watch how I optimize my budget Newtonian telescope, the SW Quattro 150P, for astrophotography. From precise collimation to other essential tweaks, I share practical tips to get the best images without ...

ABSTRACT.I describe a simple new method for collimating a Cassegrain telescope that gives near-perfect correction over a wide field of view. This method was used to collimate the 6.5 m MMT in 2002 ...

Were you lucky enough to get a new telescope for Christmas? If so, I'm guessing that if you're reading this then you may be getting annoyed that you can't see anything through it or you may still have ...

Unistellar is offering 20% off across its entire range of smart telescopes and accessories for the whole month of November, ahead of Black Friday on Nov. 28.

SO far, I have spoken of spectroscopes as spectroscopes -as one of the instruments the improvement of which should be cared for by every student in science. Their applications will come after. As may ...