Subject
- young stellar objects17
- magellanic clouds15
- wide-band photometry14
- apparent magnitude13
- proper motions13
- radial velocity13
- ultraviolet astronomy10
- ultraviolet photometry9
- late-type stars7
- optical observation7
- planetary nebulae7
- seyfert galaxies7
- gravitational lensing6
- spectral energy distribution6
- chemical abundances5
- co line emission5
- giant stars5
- line intensities5
- stellar distance5
- supernovae5
