Right now, two spacecraft are sending back signals from a place no human object has ever been. They have crossed a boundary where the protective wind from our star dies, where temperatures spike to four hundred thousand degrees, where a wall of hydrogen is pressing in from all directions, and where radiation levels triple in an instant. This is the edge of the solar system. And the deeper we look, the stranger it gets. If you enjoy this journey, consider liking and subscribing. Now. Let us begin. space,universe,cosmos,planets,nasa,space documentary,sun,national geographic,horrifying planets,spacex,voyager,exoplanets,top 5,ridddle,space facts,voyager 2,top 10,black hole,facts about space,mystery,jupiter,nasa discovery,earth,solar system,astronomy,saturn,mars,facts,strange,dangerous,objects,time