Hubble.FutureEquipment failure Past servicing missions have exchanged old instruments for new ones, both avoiding failure and making possible new types of science.. 
Afẹ́fẹ́ gbígbẹ́ ní bíi (gẹ́gẹ́ bí ikúnsí) 78.08% nitrojì, 20.95% OKSIjíní, 0.93% Argoni, 0.0.38% Karboni olóKSIjiméjì, àti iye táṣẹ́rẹ́ àwọn ẹ̀fúùfù míràn.. 