6. Different kinds of stars make different elements and recyle them into the galaxy.

來自 University of Colorado Boulder 的課程
The Sun and the Total Eclipse of August 2017
54 個評分
University of Colorado Boulder
54 個評分
How did the sun form?
When you look at Hubble Space Telescope images of beautiful clouds of gas in space you are seeing what happened in our own solar system 4 ½ billion years ago when the sun formed. This week we explain how that process works.


  • Douglas Duncan
    Douglas Duncan
    Astronomer, Director, Fiske Planetarium
    Astrophysical & Planetary Sciences