In 1939 hans bethe calculated how much energy the sun puts out as atoms of this join together by fusion

Below you can find the In 1939 hans bethe calculated how much energy the sun puts out as atoms of this join together by fusion Jeopardy Words Answer. The answer to In 1939 hans bethe calculated how much energy the sun puts out as atoms of this join together by fusion has 8 letters. This clue belongs to the Here comes the sun category and is part of Jeopardy Word Level 2011. If you scroll near the bottom you will find other clues and answers part of level 2011