Would you like to know how active the Sun is today? Or how did it look like 100 years ago? You can explore this by visiting our new website at www.observethesun.com The main features of the website:

a 3D map of the tracers of solar activity (sunspots, filaments, plages, coronal holes, corona, prominences), updated daily
large-scale datasets of sunspots (1918 – present), plages (from 1907), filaments and prominences (1919 – present) and variety of solar activity indices
you can see solar activity from different vantage points, select objects to be displayed and download the data.
A detailed information about features of the website and a tutorial are available at medium.com/@egor.mypost/observe-the-sun-in-3d-from-the-past-hundred-years-up-to-the-present-day-c4b198568d6e.

Enjoy!