1. Constellations pg. 71

2. Constellation
section of the sky with a recognizable star pattern.
88 listed
48 from Ptolemy

4. Hemisphere “half” a sphere
Earth is divided into a Northern and Southern hemisphere
each hemisphere sees a different night sky

6. Horizon line separating earth from sky
sun, moon, stars all rise and set on this line (can’t see below it)

7. Polaris Doesn’t move in night sky “The North Star”
Directly above North Pole (the Earth’s axis points to this star, so essentially this is the “star” the earth spins around.)
Doesn’t move in night sky
Polaris

9. Circumpolar circles near the celestial north pole (Polaris)
visible all year
Circumpolar
Constellations

10. Seasonal Constellations
visible during specific seasons

11. Zodiac Constellations
Divide path of sun over the year by12.