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Question
Most bright blue stars we see with the naked eye are good candidates for life, since they have much larger habitable zones than does the Sun.Answer
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Related questions
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A galaxy with a blueshift is moving ________ Earth.
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Why is the energy source for active nuclei like Seyferts thought to be compact?
A) The sources appear to be single stars in photos.
B) Their energy appears to be non-stellar synchrotron radiation.
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In active galaxies, their central engines may be temporarily fed by
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What advantage do radio astronomers have over optical ones in mapping the entire Milky Way?
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