Subject
- earth (planet)1
- ephemerides1
- galactic plane1
- galaxies, optical1
- galaxy rotation1
- galaxy:general1
- gamma-ray bursts1
- ground based astronomy1
- hertzsprung russell diagram1
- high-velocity stars1
- hot stars1
- infrared1
- infrared-photometry1
- infrared:galaxies1
- instruments1
- interstellar clouds1
- interstellar masers1
- ism:general1
- large magellanic cloud1
- markarian galaxies1
