Advice for stirring your online community and fostering engagement

by Super User

Oct 12, 2017

Advice for stirring your online community and fostering engagement

When you enter into any new area of science, you almost always find

yourself with a baffling new language of technical terms to learn before you can converse with the experts. This is certainly true in astronomy both in terms of terms that refer to the cosmos and terms that describe the tools of the trade, the most prevalent being the telescope. So to get us off of first base, let’s define some of the key terms that pertain to telescopes to help you be able to talk to them more intelligently. The first area of specialization in telescopes has to do with the types of telescopes people use. The three designs of telescopes that most people use are the Refractor, the Reflector and the Schmidt Cassegrain telescope. The refractor telescope uses a convex lens to focus the light on the eyepiece. The reflector telescope has a concave lens which means it bends in. It uses mirrors to focus the image that you eventually see. The Schmidt Cassegrain telescope uses an involved system of mirrors to capture the image you want to see. A binocular telescope uses a set of telescopes mounted and synchronized so your view of the sky is 3-D. Beyond the basic types, other terms refer to parts of the telescope or to the science behind how telescopes work. Collimation is a term for how well tuned the telescope is to give you a good clear image of what you are looking at. You want your telescope to have good collimation so you are not getting a false image of the celestial body. Aperture is a fancy word for how big the lens of your telescope is. But it’s an important word because the aperture of the lens is the key to how powerful your telescope is. Magnification has nothing to do with it, its all in the aperture.

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in Blog 225398 comments

Advice for stirring your online community and fostering engagement

225398 comments

Donia Bohiney

Sunday, 09 February 2025 01:30

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Sunday, 09 February 2025 01:30

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Sunday, 09 February 2025 01:29

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Marianne

Sunday, 09 February 2025 01:29

Hi! I just wanted to ask if you ever have any problems with hackers?
My last blog (wordpress) was hacked and I ended up losing months of hard work due to no data
backup. Do you have any methods to prevent hackers?

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دوربین آنالوگ

Sunday, 09 February 2025 01:25

Hey! I know this is somewhat off topic but
I was wondering if you knew where I could find a captcha
plugin for my comment form? I'm using the same blog platform as
yours and I'm having problems finding one? Thanks
a lot!

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Sunday, 09 February 2025 01:25

This is too good not to share! ??

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Sunday, 09 February 2025 01:25

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Sunday, 09 February 2025 01:24

Have you ever thought about creating an e-book or guest authoring on other blogs?
I have a blog based on the same information you discuss and would love to
have you share some stories/information. I know my subscribers would appreciate your work.
If you're even remotely interested, feel free to
shoot me an email.

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