Home / Series / Bill Nye: The Science Guy / Aired Order / Season 2 / Episode 13

The Sun

The Sun is huge. It's bigger than huge. It's so big that 1.3 million Earths would fit inside a hollowed-out Sun. It's really far away, too - about 150 million kilometers (93 million miles) Even at that distance the Sun affects everything on Earth. All the energy we have comes, or once came from, the Sun. That includes energy to light a lamp, energy to kick a soccer ball, and energy in batteries that play your personal stereo. We're talking about nearly all of the energy. There's a little bit of energy that comes from nuclear reactions deep in the Earth's core. But that energy pales compared with the nuclear fusion fueling the Sun. Without the Sun, the Earth would be a big hunk of rock with nearly nothing on it. The Sun is made of gas. It has so much gravity that it's atoms are smashed into hot gas. In the sun, atoms of gas are constantly crashing into each other. When they collide, they form new atoms and release energy. Scientists call this atom smashing "nuclear fus

English
  • Originally Aired October 22, 1994
  • Runtime 25 minutes
  • Content Rating United States of America TV-Y
  • Production Code BN2-07
  • Network PBS
  • On Other Sites IMDB
  • Created February 27, 2017 by
    Administrator admin
  • Modified September 8, 2022 by
    brian5678