A little-known chapter of the Hubble Space Telescope’s history is a reminder of the risks of looking at the sun ...
SOHO's EIT (Extreme ultraviolet Imaging Telescope) images the solar atmosphere at several wavelengths and, therefore, shows solar material at different temperatures. In the images taken at 304 ...
This wouldn't be a typical telescope. It wouldn't even come with a lens. But it would be by far the most powerful telescope ...