The value of the brightness of a star as it is viewed from Earth
What is the apparent magnitude?
Saturn's outermost major moon, which orbits in the opposite direction of most other moons
What is the moon Phoebe?
Stars that are part of the Summer Triangle
What is Altair?
The first object to be classified as an asteroid
What is Ceres?
What is an angle?
The light-colored streaks surrounding a lunar crater
What are rays?
A type of star group that travels outside the boundaries of the Milky Way in an unusual orbit around the Galaxy's center
What is a globular cluster?
A chunk of space debris that has reached Earth's surface
What is a meteorite?
The evolutionary idea that claims the solar system was formed from a cloud of dust (which we know to be untrue)
What is the nebular hypothesis?
The satellite around Neptune that experiences the coldest known temperatures in the solar system
What is Triton?
This planet travels rapidly through its orbit
What is Mercury?
Aristotle's view of the universe
What is geocentric?

What is Orion?
A partial eclipse that occurs when the moon is too small to cover the sun entirely, leaving a ring of light around the moon
What is an annular or solar eclipse?
He proposed a system in which Earth and all the other planets orbit the sun
Who is Nicolaus Copernicus?
Daily Double
The orbital speed decreases
What is the Earth's speed when it approaches aphelion?
The rapidly rotating neutron star that emits directional beems of radio waves
What is a pulsar star?
The right triangle was drawn with the sun (lower left), the earth (lower right), and a star (top). This angle represents the angle at the star.

What is the Stellar Parallax?
Two groups of asteroids that travel in Jupiter's orbit
What are the Trojan asteroids?
The visible part of the sun
What is the photosphere?
The outermost layer of the sun's atmosphere
What is the corona?
The number of planets known to the ancient astronomers
What are five planets?
The primary factor that determines the brightness of average stars in the main sequence
What is temperature?
The suns transition region studied only by using space-based solar observations
What is the release of ultraviolet radiation?
A star-like object believed to be made up of a large black hole surrounded by a glowing ring of gas
What is a quasar?
A spiral and irregular galaxy commonly containing large clouds and dust
What is a Nebulae?
A feature of lenticular galaxies that can help distinguish them from spiral galaxies
What is a solid disk?
A group of stars that are used to form a picture of represent an object
What is an asterism?
Star located at the celestial pole
What is Polaris?
The smallest type of structure formed by a group of galaxies
What is a cluster?
The type of star that is cool, small, and dim
What is a red dwarf star?
The only planet discovered mathematically before it was seen
What is Neptune?
The phase in which the moon as a bulging shape and is growing larger
What is the waxing gibbous?
Daily Double:
This constellation contains the star Alderamin
What is the Taurus constellation
The largest known mountain in the solar system
What is Olympus Mons
Jupiter's moon that is most volcanically active body in the solar system
What is Io?
This property of a planet's orbit adds to Kepler's third law relate to the planet's average distance from the sun
What is a period?
A trail of space debris left by a comet
What is a comet tail?
The astronomical distance measurement that is based directly on the speed of light
What is a light year?
The loose, asymmetrical clump that contains tens, hundreds, or thousands of stars
What is an open cluster?
Moons that keep a planet's rings in place
What are Shepherd moons?
A comet that takes 150 years to complete one orbit
What is a short-period comet?
An object so massive and dense that not even light can escape its gravity
What is a black hole?
A constellation containing the Teapot asterism
What is the constellation Sagittarius?
The imaginary band in the sky containing the moon and planets
What is the Zodiac band?
A planet that is now called a dwarf planet because it is near objects that are not controlled by its gravity
What is Pluto?
This movement is evidence that indicates that the sun is spinning
What are sunspots?
An extremely bright meteor that explodes in midair
What is a bolide?
The largest planet in our solar system
What is Jupiter?
A moon around Mars that orbits closer to the planet that moves more quickly
What is Phobos?
A star that is found if you trace a line near Orion's belt
What is Sirius?
The central portion of a comet
What is the nucleus of the comet?
The brightest summer star
What is the star Vega?
The only planet that takes longer to rotate on its axis than to orbit the sun
What is Venus?
This term describes the composition of interplanetary space
What is a vacuum?
A star that is always above the horizon at a particular latitude
What is a circumpolar star?
This diagram is used to classify stars
What is the Hertzsprung-Russel diagram?
Characteristics that Uranus and Venus have in common
What are planets with "backwards" rotation?
Because the sun, moon, and all the planets cannot orbit the earth
What is why the gravity of the sun would cause the planets to orbit the sun
*FINAL JEOPARDY*
Jesus was crucified during a full moon, it is said there was darkness for 3 hours during this time, this full moon represents this eclipse.
What is a total lunar eclipse?
This is made of metal or rock
What is an asteroid?
A useful for astronomers to view Earth
What is a celestial sphere?
Halley's comet completes one orbit every 76 Earth years. Uranus requires 84 Earth years to complete an orbit. knowing this, this one is the closest the sun and will orbit more quickly.
What is Halley's comet?