资讯

Buying a telescope is a big step, especially if you’re not sure what all those terms — f/ratio, magnification, go-to — mean. So, to eliminate confusion and make sure you understand what you’re buying, ...
Workshop takes place Saturdays, 9/6, 9/20, 10/4, 10/18, and 11/1 from 10am - 12pm Pacific / 1pm - 3pm Eastern. Astro 101: Imaging the Universe with Your eVscope is a brand-new 5-part online workshop ...