Daɣ ašăl wan 5 n ayor wan rabbi al-awwăl saɣ awătay wan  2011, Richard B. Hoover amosăn sientifik id Marshall Space Flight Center, ijjan takălt fal as ijrăwan ehămiš idiršan mădroynen olăhnen id sianobakteria daɣ cI1 carbonaceous meteorites daɣ jurnal n kosmoloji , tanfust allaɣen media tan ajjotnen.