资讯
Figuring out how to set up a telescope is your first step to exploring the heavens and observing the night sky. The most common types of telescope for your average hobbyist are reflector, refractor ...
— -- As humans, we're limited by what we can see with the naked eye. While we're biologically suited to looking at things up close, our eyes can't zoom in to take a look at far-away objects. But ...
Can you find Vega? How about Betelgeuse? Knowing your way around the night sky can help a lot when using a telescope for the first time, which isn’t something that’s widely advertised. The best ...
Note: This is an updated version of a post I wrote years ago, now with better links. But the basic advice hasn’t changed, so hopefully this will help you in your ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果