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The number of Type I and Type II supernovae observed are approximately equal.
Q25: Which of these is NOT typical of
Q58: The presence of planets orbiting it shows
Q60: Which of these would be made up
Q67: The nearest comparable galaxy to our own
Q91: The is the spherical outer portion of
Q100: The globular star clusters are the most
Q110: A supernova remnant, such as the Crab
Q113: How old is the Galaxy? How do
Q113: From a distance of 1 AU, the
Q142: RR Lyrae stars pulsate, but with shorter