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Which of the terrestrial planets has rings?

The planet Jupiter has the largest moon (Ganymede) and the most moons (67 known) of any planet in the solar system. Most moons are small, but of the 181 known moons in the solar system, Earth’s moon is larger than all but __________ other moons and is even larger than Pluto.

The four planets closest to the Sun, including Earth, are classified as __________ planets, while the four “gas giants” are classified as __________ planets.

The Sun’s photosphere is, by mass, about 75%

Which of the following planets has the most moons?

All planets in our solar system __________ counterclockwise around the Sun while each also __________ on its own axis.

The heliosphere is defined as the volume of space over which the ______________ extends.

Six trillion miles is equivalent in distance to one ______________.

Spring tides occur close to the time of ______________ moon.

In 2006, the International Astronomical Union (IAU) introduced a new classification for small solar-system bodies that are not satellites but orbit the Sun called __________, and placed Pluto, along with several other such bodies, in that category.