15 Questions about the Solar System

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There are many planetary systems and ours is called the Solar System because our sun is named Sol, after the Latin word for Sun and anything related to the Sun we call “solar.”

Our solar system consists of our star, the Sun the planets Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune, dwarf planets such as Pluto, dozens of moons and millions of asteroids, comets and meteoroids.

15 Questions about the Solar System

These are the 15 most important questions about the solar system

#1 How many planets are there in the Solar System?

There are eight planets in the solar system: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune

#2 What’s the nearest planet to the sun?

Mercury is the closest planet to the sun, and it’s also the smallest, only a little bit larger than Earth’s moon.

#3 What’s the second nearest planet to the sun?

Venus is the second planet from the sun, Venus is Earth’s twin in size

#4 What’s the third planet from the sun?

The Earth is the third planet from the sun, Earth is a waterworld, with two-thirds of the planet covered by ocean.

#5 What’s the fourth planet from the sun?

What We Know About the Red PlanetMars is the fourth planet from the sun.

#6 What’s the fifth planet from the sun?

Jupiter is the fifth planet from our Sun and is, by far, the largest planet in the solar system – more than twice as massive as all the other planets combined.

#7 What’s the sixth planet from the sun?

Saturn is the sixth planet from the Sun and the second largest planet in our solar system.

#8 What’s the seventh planet from the sun?

Uranus is the seventh planet from the Sun. Its name is a reference to the Greek god of the sky

#9 What’s the eight planet from the sun?

The eighth planet from the sun, Neptune is about the size of Uranus and is known for supersonic strong winds.

#10 How old is our Solar System?

Our solar system formed about 4.5 billion years ago from a dense cloud of interstellar gas and dust

#11 What’s the coldest planet in our solar system?

The seventh planet from the sun, Uranus has the coldest atmosphere of any of the planets in the solar system

#12 What’s the smallest planet in our solar system?

Mercury is the smallest planet in our solar system—only slightly larger than Earth’s Moon.

#13 How many moons are there in out solar system?

There are more than 200 moons in our solar system. Most orbit the giant planet with Saturn and Jupiter leading moon counts

#14 What planet in the solar system has the most volcanic activity?

The surface of Venus is dominated by volcanic features and has more volcanoes than any other planet in the Solar System

#15 Which planet has the largest ring system?

Saturn’s ring system is the most extensive and complex in our solar system; it extends hundreds of thousands of kilometers from the planet.

#16  Which planet has the most moons?

Jupiter has the most moons of any planet in the Solar System

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