From Here To Kolob
Stellar parallax | Stars, black holes and galaxies | Cosmology & Astronomy | Khan Academy
Wouldn t it be great if we could harness that tremendous energy and desire to latch onto something and bond with it and help our children bond with the universe through a love of astronomy? Here are a few to get your imagination going. - Work it into an evening in the backyard. If you know the night sky will be particularly exciting the night of a big family barbecue, plan to have some blankets out there.
Size Matters In the world of telescopes, the sales people see, to try to baffle us with all the bells and whistles of their hottest selling model. One of the big check points that is often pushed is the amplification level of the telescope lens. While that is a factor that is worth noting, when it comes to a telescope lens, the old phrase size matters is a good guideline.
To take it to a natural next level, you may want to take advantage of partnerships with other astronomers or by visiting one of the truly great telescopes that have been set up by professionals who have invested in better techniques for eliminating atmospheric interference to see the moon even better.
Radio Astronomy For most of us, the idea of astronomy is something we directly connect to stargazing , telescopes and seeing magnificent displays in the heavens. And to be sure, that is the exciting area of astronomy that accounts for it s huge popularity. So to the uninitiated, the idea of radio astronomy seems strange.
The refractor lens is the simplest because it uses a convex lens to focus the light on the eyepiece. So the lens bends outwards for this purpose. The refractor telescope s strength is in viewing planets. The reflector s strength is in seeing more distant objects and the lens is concave or bends in. It uses mirrors to focus the image that you eventually see.
That excites the amateur astronomer in you because that must be the logical next step in the growth of your hobby. But how to buy a good telescope can be downright confusing and intimidating. Before you go to that big expense, it might be a better next step from the naked eye to invest in a good set of binoculars.