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Q26: Cepheids are good examples of cataclysmic variable
Q53: Our Sun will fade in luminosity as
Q55: What information does 21- cm radiation provide
Q57: Will the Sun become a brown dwarf?
Q60: Main sequence stars are fusing hydrogen into
Q84: A star in the instability strip of
Q95: Detailed measurements of the disk and central
Q100: The helium flash increases the star's luminosity.
Q123: Very little hydrogen is found in the
Q145: On the H- R diagram, red supergiants