What's My Name
Kepler's Laws Again
Nebular Theory
This and that
All about us
200

The messenger of the Roman Gods

Mercury

200

Where the planets would orbit the slowest.

Further from the star.

200

This is what a nebula is

Space cloud of gas and dust
200

Composition of Saturn's rings

Ice and rocks

200
Earth's position in the planets

3rd

400

The Roman king of the gods

Jupiter

400

The distance the long ways across the ellipse

semi major axis

400

This is what a protostar is

a baby star/star before nuclear fusion starts

400

Shortest orbital period

Mercury

400

Type of planet Earth is.

Terrestrial/Rocky

600
The Roman God of War

Mars

600

Eccentricity Value

How elliptical an orbit is

600

The age of our Sun

4.6 billion years old

600

The hottest planet

Venus

600

Earth's Orbital Period

365.26 days

800

Latin for dirt

Earth

800

Planet with the longest orbital period

Neptune

800

Our planets formation according to the Sun

around the same time

800

Ellipse with an egocentricity of 0

circle

800

Earth's Rotation along its axis

23 hr 56 min

1000

The Roman God of agriculture

Saturn

1000

Eccentricity formula

c/a=e (focal distance/semi major axis)

1000

The reason why there are not gas giants near the Sun

Too hot for gas to exist/only rocky planets could survive

1000

Type of celestial body Halley is

Comet

1000

Distance from the Earth to the Sun

1 AU

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