Why Should the Youngest Stars Be Made of the Heaviest

Q14: Supernova 1987A provided an important confirmation of

Q15: Where was supernova 1987A located?<br>A)in the Orion

Q16: A recurring nova could eventually explode as

Q17: Which of these is NOT true about

Q18: Why were neutrinos detected from Supernova 1987A

Q20: When observing a star that increases dramatically

Q21: The supernova that formed M-1, the Crab

Q22: The total energy emitted by the brightest

Q23: Except for hydrogen and most of the

Q24: What is the only element in your