Subject
- milky way galaxy2
- radial velocity2
- redshifted2
- wide-band photometry2
- apparent magnitude1
- bl lacertae objects1
- catalogs1
- chemical abundances1
- dwarf stars1
- gamma-ray astronomy1
- k stars1
- m stars1
- multiple_stars1
- optical observation1
- proper motions1
- pulsars1
- quasars1
- radio astronomy1
- radio continuum emission1
- radio sources1
