Solar System (Układ Słoneczny).

Sun is the nearest star to the Earth. It is 150 000 000 km from us.
Mercury is the first planet in our Solar System. It is 58 000 km from Sun and one year lasts here 87 days and 23 hours. The average temperature on Mercury is 232° C. It is 82 000 000 km to 217 000 000 from the Earth. Mercury has got no moons.
The second planet is Venus. It is 108 000 000 km from the Sun. One year lasts here 224 days and 16 hours. One year is shorter than one day (one day lasts 242 days). Venus similar to Mercury is smaller than the Earth. It’s average temperature is 450° C. Venus has got no moons.
Earth is the third planet in our Solar System. It is 150 000 000 from the Sun. The highest temperature on Earth was 58° C and the lowest was -88° C. Our planet has got one moon which is called Moon.

Moon is 384 000 km from Earth. One year lasts here 27 days and 7 hours. The average temperature on the Moon is -15° C.
The fourth planet in our Solar System is Mars. Mars is called “The red planet”. It is 228 000 000 km from the Sun and 78 000 000 km from the Earth. Day on Mars is 40 minutes longer than the day on the Earth, but one year is over 300 days longer. The average temperature on Mars is 35° C.

Jupiter is the biggest planet in our Solar System. One day lasts here only 9 hours, but year lasts nearly 12 years. Jupiter is 776 000 000 from the Sun. The average temperature on it is -123° C. Jupiter has got 13 moons.
The next, sixth planet is Saturn. Saturn is much bigger than the Earth, but smaller than the Jupiter. One day lasts here only ten hours, but one year lasts 30 years. Saturn has got 17 moons.
Uranus is the seventh planet in our Solar System. It is one of the biggest planets, but it’s much smaller than Jupiter or Saturn. One day lasts here similar to Saturn 10 hours, but one year lasts 84 years. You wouldn’t be one on this planet, you would die first. The average temperature on it is -213° C. Uranus has been discovered in 1791. It has got 15 moons.
Neptune is similar to the Earth. One day lasts here 15 hours, but one year 165 years. You wouldn’t be one on this planet, you would die first. Neptune’s average temperature is -222° C and it has got 8 moons.
The last planet in our Solar System is Pluton. Similar to Neptune, you wouldn’t be 1 here. One year lasts here 247 years and one day six days. The average temperature on it is -230° C. It has got similar to Earth only one moon.