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Subject
- galaxies14
- spectroscopy10
- absolute-magnitude8
- galaxy-formation8
- galaxy-masses8
- galaxy-photometry8
- h-alpha-photometry8
- h-beta-photometry8
- infrared-photometry8
- interstellar-line-emission8
- theoretical-models8
- galaxy-ages7
- redshift-surveys6
- surveys4
- milky-way-galaxy3
- broad-band-photometry2
- galaxy-luminosities2
- galaxy-planes2
- stars2
- variable-stars2