What is the scientific name for solar energy?

Which Apollo mission burned up in pre-flight preparations killing three astronauts? Does the moon reflect light from the stars? How long will the star vega live? What does the moon look like on Friday? Why does the Earth appears almost as small from the Moon as the Moon does from the Earth? What is a galaxy and what force holds it together? How far does the earth travel in one week? Why it is dark outside the earth when sun is emitting light? Is red a dark color? What happens after the hot air balloon rise? What is the color jupter? How many planets are near us? What is the envelope of gases that surrounds a planet like earth? Where does most of earths light come from? What is the major source of nitrogen in our atmosphere? Why do a weather balloon keep increasing in volume as it rises? Why it is cold at night at moon and hot at day? What does red on a moon ring mean? What is man made things? Why is the sun considered matter but sunlight is not?