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Payhip Course_What is the Heliosphere?
Rebecca
Created on September 23, 2025
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Transcript
What is the Heliosphere?
The heliosphere is like a large bubble around our solar system that protects us from the harmful radiation in space.
heliosphere
Our solar system
Image Credit: NASA
The heliosphere is created by the Sun's solar wind, which travels around one million miles per hour and creates a protective shield around our solar system.
Image Credit: NASA
It looks like an oval because the Sun is moving through space as it orbits the Milky Way Galaxy. As it moves, the back streams out into a tail. The front is squished by the gas and dust coming from space, which is called interstellar medium.
gas and dust
(interstellar medium)
tail