Artist rendition with the Parker Solar Probe All of these satellites have observed the Sunlight with the plane on the ecliptic, and so have only noticed its equatorial regions in detail. The Ulysses probe was released in 1990 to study the Sunlight's polar areas. It to start with traveled to https://actionfocus.de/der-ultimative-leitfaden-zur-auswahl-der-perfekten-kinderwerkbank/