The predominant element in the the sun is hydrogen (accounting for over 90% of the atoms and over 70% of solar mass). The rest of the elements are 28% helium, 1.5% carbon, nitrogen and oxygen, and 0.5% all other elements. Oxygen is critical for cellular energy. #Sol #Sun #Sole
Located 220 million light-years away in the constellation Perseus, NGC 1277 is a lenticular galaxy only a tenth the size of the Milky Way. But somehow it contains the most massive black hole ever discovered, comprising a staggering 14% of the galaxy’s entire mass.