4 ms·
I viewed what might be the same course online. It’s a great class: https://oyc.yale.edu/astronomy/astr-160 https://oyc.yale.edu/astronomy/astr-160
by mturmon 6y ago
I viewed what might be the same course online. It’s a great class: https://oyc.yale.edu/astronomy/astr-160 https://oyc.yale.edu/astronomy/astr-160