The Night Sky

5. A type of star chart where the user dials in the date and time to see what stars are visible. Also called a “star wheel.”
6. The band of constellations through which the Sun passes as it appears to move through the sky over a year.
8. The distance light travels in one year. Approximately 9,460,536,000,000 km.
10. The Sun’s apparent yearly path across the sky.
12. The brightness a star would have if it were a standard distance (32.6 light-years) from Earth.
13. The point in the sky directly above the observer.
14. A constellation that, when viewed from a specific location on Earth, is always above the horizon.

1. A line where the sky seems to meet the Earth.
2. An imaginary sphere that has Earth at its center and all other celestial bodies stuck to its inside surface.
3. A group of stars in a recognizable pattern that people associate with each other. It can be within a constellation or made of stars from more than one constellation.
4. How bright a celestial object appears from Earth.
7. One of the 88 regions of the sky that includes all celestial objects within its boundaries, regardless of distance from Earth.
9. The height of an object, measured in degrees above the horizon.
11. Having to do with the sky or astronomy.