Instructional Video3:00
Curated Video

Exploring the Universe Through Stars

Pre-K - Higher Ed
This video explores the fascinating world of stars, discussing their historical and cultural significance, as well as their composition and classification. Learn about these massive spheres of hot gases that emit immense energy. From...
Instructional Video6:33
Professor Dave Explains

Classification of Stars: Spectral Analysis and the H-R Diagram

9th - Higher Ed
So we have made it through the dark ages, and are now a few hundred million years into the lifetime of the universe. There are plenty of stars all over the place, but are they all the same? How can we classify stars? Let's go through the...