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Subject
- gravitational lensing[remove]224
- photometry112
- optical astronomy72
- redshifted72
- quasars54
- galaxies49
- galaxy clusters49
- infrared photometry44
- spectroscopy37
- surveys26
- hst photometry21
- exoplanets18
- sloan photometry14
- astronomical models10
- line intensities10
- catalogs9
- chemical abundances9
- galaxy kinematics9
- infrared sources9
- milky way galaxy9
