Scientists define the beginning of interstellar space as the place where the sun’s constant flow of material and magnetic field stop affecting its surroundings. This place is called the heliopause. It marks the end of a region created by our sun that is called the heliosphere.
Source: tatoeba (5322391)
The sun creates the heliosphere by sending a constant flow of particles and a magnetic field out into space at over 670,000 miles per hour. This stream is called the solar wind.
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If the mission works as expected, the Solar Orbiter will be able to take the first images of the Sun's poles as well as investigate the heliosphere and solar wind.
Source: tatoeba (8853281)
As we cruise through a fog of interstellar particles, we’re shielded by the magnetic bubble around our Sun known as the heliosphere.
Source: tatoeba (9226878)
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