Th Crrngtn vnt ws th mst ntns gmgntc strm n rcrdd hstry, pkng n 1–2 Sptmbr 1859 drng slr cycl 10. t crtd strng rrl dsplys tht wr rprtd glblly nd csd sprkng nd vn frs n tlgrph sttns. Th gmgntc strm ws mst lkly th rslt f crnl mss jctn (CM) frm th Sn clldng wth rth's mgntsphr.
Th gmgntc strm ws ssctd wth vry brght slr flr n 1 Sptmbr 1859. t ws bsrvd nd rcrdd ndpndntly by Brtsh strnmrs Rchrd Crrngtn nd Rchrd Hdgsn—th frst rcrds f slr flr. gmgntc strm f ths mgntd ccrrng tdy hs th ptntl t cs wdsprd lctrcl dsrptns, blckts nd dmg d t xtndd cts f th lctrcl pwr grd.