If we looked at the Sun during an eclipse through a green filter, this is what it would look like. (ESA/Proba-3/ASPIICS/WOW algorithm) A solar eclipse is a marvel. This quirk of the complex interplay between Earth, the Moon, and the Sun doesn't just remind us of the wonders of the cosmos – it gives us a window into the Sun we rarely get to see. More specifically, with the Moon blotting out the main disk of the Sun, we can see details and features in the solar atmosphere, or corona, that are usually obscured from view. Now, a new satellite...