Age of the Universe t0 Age of the Universe t0
Apparent Brightness
Apparent Magnitude
Absolute Magnitude
Bandpass
Big Bang
Bolometric Magnitude
Deceleration parameter qo
Density parameter
W0
Elliptical galaxies
Galaxies
Hertzsprung-Russell diagram
Hubble Constant H0
Hubble Sequence
Interstellar Medium (ISM)
Lookback Times
Luminosity
Magnitude
Main Sequence Star
Mass to Luminosity Ratio M/L
Nucleosynthesis
Parsec
Photometry
Population I stars
Population II stars
Redshift z
Spiral galaxies
Standard Candles
Stellar Evolution

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Date Created 1 June 2000
Last Updated 11 June 2000