Helium is also depleted, although only to about 80% of the Sun's helium composition.. 
jẹ aṣe-oko-okowo to gba ebun Nobel ninu Oro-Ìtọ́kasí.Awon Ọjọ́ìbí ni 1914awon Ojoalaisi ni 1996awon elebun Nobel ninu oro-okoawon ẹlẹ́bùn Nobel ara Kanada.. 