Wannan rafi na barbashi yana yaduwa a waje a kusan kilomita miliyan 1.5 a kowace awa, yana haifar da yanayi mai banƙyama wanda ya mamaye matsakaicin matsakaicin matsakaici zuwa akalla 100 AU (duba § Heliosphere). Ayyukan da ke kan fuskar Rana, kamar hasken rana da kuma coronal mass ejections, yana rushe heliosphere, yana haifar da sararin samaniya da kuma haifar da yanayin geomagnetic. Mafi girman tsari a cikin heliosphere shine heliospheric current sheet, wani nau'i mai nau'i mai nau'i wanda aka halicce shi ta hanyar ayyukan iska mai juyawa na rana a kan yanayin interplanetary.
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