v ant - 1 . ▁Krist all ' s ▁solar ▁pan els ▁were ▁also ▁different ▁from ▁others ▁on ▁Mir . ▁They ▁were ▁designed ▁to ▁be ▁" col laps ible " ▁which ▁means ▁that ▁they ▁could ▁be ▁deployed ▁and ▁ret ract ed ▁several ▁times . ▁One ▁of ▁Krist all ' s ▁solar ▁pan els ▁was ▁removed ▁and ▁re - deploy ed ▁on ▁K v ant - 1 ▁in ▁ 1 9 9 5 . ▁That ▁solar ▁panel ▁was ▁later ▁dis posed ▁of ▁in ▁November , ▁ 1 9 9 7 . ▁Krist all ▁also ▁carried ▁six ▁gy rod ines ▁for ▁attitude ▁control ▁and ▁to ▁augment ▁those ▁already ▁on ▁the ▁station . ▁The ▁control ▁system ▁of ▁Krist all ▁was ▁developed ▁by ▁the ▁J SC ▁" K hart ron " ▁( K h ark iv , ▁Ukraine ). ▁ ▁List ▁of ▁experiments : ▁▁ ▁Ain ur ▁elect roph ores is ▁unit ▁ ▁Kr ater ▁ 5 , ▁Opt izon ▁ 1 , ▁and ▁C SK - 1 / K rist all iz ator ▁sem icon duct or ▁materials ▁processing ▁furn aces ▁ ▁Z ona ▁ 2 / 3 ▁ ▁materials ▁processing ▁furn aces ▁ ▁B uk et ▁g amma - ray ▁spect rom eter ▁ ▁Gla zar ▁ 2 ▁U V ▁teles cope ▁- ▁cos mic ▁radiation ▁studies ▁ ▁Gran ar ▁ast ro physics ▁spect rom eter ▁ ▁Marina ▁g amma ▁ray ▁teles cope ▁ ▁Mari ya ▁magnetic ▁spect rom eter ▁ ▁Pri ro da ▁ 5 ▁Earth ▁resources ▁camera ▁system ▁- ▁consists ▁of ▁ 2