Big picture: cause & effect/ as above<=>below?
The moment they were waiting for arrived, when Voyager 2 left what's known as the heliosphere. The heliosphere is the vast, bubble-like region of space that surrounds and is created by the Sun. AKA: A corona (Latin for 'crown', in turn derived from Ancient Greek κορώνη, korṓnē, 'garland, wreath') is an aura of plasma that surrounds the Sun and other stars. 20/20 corona virus - invader plagues Earth?