Cosmic distance ladder
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Eddington luminosity
Eddington
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Supermassive black hole
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Superluminous supernova
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Be/X-ray binary
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Radio galaxy
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Seyfert galaxy
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X-ray burster
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Active galactic nucleus
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Timeline of gravitational physics and relativity
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Luminosity
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General relativity
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Arthur Eddington
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Eddington limit
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