Subject
- early-type stars3
- emission line stars3
- galaxy planes3
- hertzsprung russell diagram3
- interferometry3
- interstellar medium3
- k stars3
- magnetic fields3
- star forming regions3
- stellar evolutionary tracks3
- supernovae3
- active galactic nuclei2
- asteroseismology2
- astronomical reference materials2
- chemically peculiar stars2
- galaxy classification systems2
- infrared sources2
- interstellar reddening2
- millimeter astronomy2
- peculiar variable stars2