earth - Third planet from the Sun., jupiter - Largest planet in the solar system., venus - Named after the goddess of love and beauty., pluto - Was demoted from being a planet., mars - Sometimes called the "Red Planet"., saturn - The only planet with visual rings you can see from Earth., lightyear - This distance is 9.5 trillion km (2 words, no space), astronomical - The distance from earth to sun, called ____ unit, neptune - Furthest planet from the sun, mercury - Small and very baked planet (super hot), uranus - Planet tilted 90 deg on it's axis, nebular - Theory of how galaxy was formed, the ____ hypothesis, revolution - One orbit around the sun, rotation - Usually takes a day, kepler - His three laws explain how planets move, ellipse - The word used to describe the oval-shaped orbit of a planet, second - The ___ Law of Planetary Motion says plants "sweep equal areas" in "equal times", third - The ___ Law of Planetary Motion says that there is a relationship between distance from the Sun and time a planet takes to orbit, first - The ___ Law of Planetary Motion says that planets move in ellipses., asteroidbelt - These separate the inner from the outer planets (2 words, no space), sun - The only star in our solar system, equinox - Two days of the year when daytime and nighttime are equal., solstices - One day is the longest daytime of the year, and the other is the shortest., moons - There are about 185 of these orbiting bodies, law - this represents a mathematical relationship, no exceptions, theory - this is a best fit explanation to date,

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