Space Observatories See Active Sun in UV Light and X-Rays

Active regions of the Sun are highlighted in this composite image combining observations from a fleet of sun-monitoring satellites: NASA’s NuSTAR (Nuclear Spectroscopic Telescope Array), JAXA’s Hinode spacecraft and NASA’s SDO (Solar Dynamics Observatory). “We can see a few active regions on the Sun in this view. Our Sun is quietening down in its activity [...] —> Read More