Scientists call the region of space influenced by the Sun the heliosphere – but without an interstellar probe, they don’t know much about its shape
- Written by Sarah A. Spitzer, Research Fellow in Climate and Space Sciences and Engineering, University of Michigan
An artist's depiction of the heliosphere, the Sun's region of influence in space. Little is known of the actual shape of the heliosphere. NASAThe Sun warms the Earth, making it habitable for people and animals. But that’s not all it does, and it affects a much larger area of space. The heliosphere, the area of space influenced by the Sun, is...


