... Tonight's Sky . ... Observing . ... Observing Podcasts . ... Astronomy for Kids . ... The ESA investigates auroral glow . ... The deep mechanisms that rule the creation of the beautiful aurorae, or polar lights, have been the subject of studies that are keeping solar and plasma scientists busy since years. ... Only registered members of Astronomy.com are allowed to comment on this article. ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ...