From PGSC Wiki
- What are the equations of stellar structure?
- What is Betelguese? What is its spectral class?
- What is Sirius? What is its spectral class?
- What is the seperation between Sirius and its WD companion?
- How does the maximum mass of a WD made from hydrogen differ from one made of Carbon?
- For a star that loses its energy source and begin to collapse, how does its virialization time scale compare to its collapsing time scale?
- What causes limb darkening? Why is it colour dependent? Why is it more prominent in the blue than in IR? (MT)
- Why are giant stars giant? (SR)
- What is the pressure, density relation of a white dwarf? Derive the mass-radius relation of a white dwarf? (SR)
- Why do Cepheid variables vary - what is the physical mechanism?