gases

Astronomy picture of the day

Frequently asked questions about the Solar system

How many planets in our solar system?

Our solar system consists of nine planets and one star – the Sun. We list the planets in order of distance from the Sun is mercury. Venus. Earth. Mars. Jupiter. Saturn. Uranium. Neptune and Pluto. In order to remember which planet is farther from the Sun, and what is closer to him (the order of the planets) often use the English mnemonic: M y V ery E ducated M other J ust S erved U s N ine P izzas. If You have Russian analogue of such a mnemonic, then we are happy to publish it, putting in the authorship.

3. What is the shape of the Solar system?

The planets, asteroids and comets in the Solar System are loose particles left over from the formation of the Sun. Originally the gas and dust which would become the Sun was the core of a cloud much larger than the Solar System, probably several light years across; where 1 light year is equal to approximately 10,000,000,000,000 kilometers (or 6 trillion miles). Continue reading

In the United States launched an experiment to simulate a flight to Mars with a length of 365 days.
The international team of young scientists, selected by competition to participate in this project, included three men and three women. The crew commander was the American Carmel Johnson, dealing with…

Continue reading →

Astronomy picture of the day
Frequently asked questions about the Solar system How many planets in our solar system? Our solar system consists of nine planets and one star – the Sun. We list the…

Continue reading →