How do astronomers tell what stars and galaxies are made of?
Celebrate the 2015 International Year of Light with a free planetarium show from 6-7pm that explains how astronomers use spectroscopy to determine the chemical composition of stars and galaxies. A tour of the December 2nd night sky will be included.
- Noella Dcruz, firstname.lastname@example.org
- December 2, 20152015-12-02T08:00:00
- Joliet, IL, United States