A Recurring Nova Could Eventually Explode as a Type I

Q11: The central star of the Crab Nebula

Q12: A surface explosion on a white dwarf,

Q13: Nearly all the elements found in nature

Q14: Supernova 1987A provided an important confirmation of

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

Q17: Which of these is NOT true about

Q18: Why were neutrinos detected from Supernova 1987A

Q19: Why should the youngest stars be made

Q20: When observing a star that increases dramatically

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