1) We be certain the EM wave we receive from space tell us all
about the composition and the source temperature why, or why
not? How the location and dynamics of celestial objects
affect the observation of space?
2) Explain the process of star’s birth, burning fuel and death,
main sequence, and relationship between star colors, their age and
their size, black body curve, black hole, event horizon,
quasar, super massive black holes, emission region, and energy
released analyses.
3)