heliosphere

From helio- +‎ -sphere.

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heliosphere (plural heliospheres)

1. (astronomy) The region of space where interstellar medium is blown away by solar wind; the boundary, heliopause, is often considered the edge of the Solar System.

• astrosphere

• bow shock
• heliopause
• heliosheath
• termination shock
• solar magnetosphere
• solar wind

• heliospheric

• stellar magnetosphere
• stellar wind

• heliosphere on Wikipedia.Wikipedia