The Sun today--SOHO

EIT (Extreme ultraviolet Imaging Telescope)

EIT images the solar atmosphere at several wavelengths, showing solar material at different temperatures. The hotter the temperature, the higher you look in the solar atmosphere.

 

Daily image of the sun in 304 wavelength as seen by SOHO (60,000-80,000 degrees Kelvin).

Daily image of the sun in 284 wavelength as seen by SOHO (2 million degrees Kelvin).

Source: https://www.nasa.gov/mission_pages/soho/the-sun-daily/index.html