Astronomers
Showed the Moon is a Sphere
Anaxagoras
The Big Dipper can be found in?
Ursa Major
At 2 am on February 10 which constellation is closest to the Southern Horizon?
Hydra
Where the celestial sphere intersects the plane of Earth's equator.
Celestial Equator
At night, the starts appear to move?
East to West
Found the Earth's Circumference
Eratosthenes
Arcturus can be found in?
Bootes
At what time will Orion's Belt set on May 20th?
8 pm
An easy noticeable star pattern in the sky?
Asterism
How long does it take Earth to make one full rotation?
23 hrs 56 mins
Developed the 1st Model of the Solar System
Heraclides
Which star is the "Heart of the Lion"?
Regulus
When in October is Cassiopeia at your Zenith at Midnight?
October 5th
The point on a celestial sphere directly above you.
Zenith
When a planet appears to move in a direction that is opposite of its usual direction we call it's motion?
Retrograde
Developed the 1st Heliocentric Model of the Solar System
Aristarchus
Deneb, Vega, and Altair make up the asterism called?
Summer Triangle
When will Ursa Major set in June?
Never
A belt around the sky about 18 degrees wide
Zodiac
At what time of the year is the sun at its maximum declination?
Summer Solstice
Described the Heavens as Perfect, and the Earth as Imperfect
Aristotle
In which constellation will you find Betelgeuse?
Orion
Which Constellation has Polaris within it?
Ursa Major
The study of the organization and evolution of the universe.
Cosmology
Name Aristotle's 5 elements.
Air, Fire, Water, Earth, and Aether