Subject
- supernovae12
- ultraviolet astronomy12
- galaxy kinematics11
- interstellar medium11
- radio astronomy11
- stellar masses10
- apparent magnitude9
- effective temperature9
- galaxy classification systems9
- h i line emission8
- metallicity8
- radio sources8
- astronomical object identification7
- milky way galaxy7
- ultraviolet photometry7
- hst photometry6
- intergalactic medium6
- stellar ages6
- absolute magnitude5
- extinction5