Subject
- effective temperature1
- galaxy clusters1
- galaxy planes1
- horizontal branch stars1
- interstellar medium1
- markarian galaxies1
- metallicity1
- milky way galaxy1
- multiple stars1
- narrow band photometry1
- polarimetry1
- radial velocity1
- radio spectroscopy1
- s stars1
- seyfert galaxies1
- solar system planets1
- standard stars1
- stellar ages1
- stellar distance1
- stellar evolutionary models1
