AST 104 Stars and Galaxies
Important Terms for Chapter 3:
- Celestial sphere
- Diurnal motion
- Polaris
- Precession
- Circumpolar constellation
- Ecliptic
- North, south celestial poles
- Celestial equator
- Summer solstice
- Winter solstice
- Vernal equinox
- Autumnal equinox
- Zodiac
- Right ascension
- Declination
- Hour circle
- Sidereal period (of moon)
- Synodic period (of moon)
- Perihelion
- Aphelion
- Sidereal day
- Apparent solar day
- Mean solar day
Prof. Donna Weistrop
University of Nevada, Las Vegas