Galaxythe sun and all the stars that we see in the night sky belong to a great group of stars that travel through space together. Such a group is called a Galaxy. The star group to which our system belongs is called the milky Way or just the Galaxy. There are about 100 000.000,000 stars in the Galaxy, or about 20 stars for every person on the planet Earth. The galaxy is like a huge disk with a bulge in the middle. The galaxy is about 100,000 light years in diameter. This means that it takes a beam of light 100,000 years to travel from one edge of the disc to the other.The milky Way is not the only Galaxy in space. In fact, there are thousands of millions. But most of them are too far from Earth visible to the naked eye. On clear, dark nights a small number can be seen without a telescope. People can see the Andromeda local SETI dromida] galaxies, the large and small Magellanic |,mcq3'lWhere people go after they explored their own Solar system? Experts say that travel to other galaxies will only be possible in a huge "ships." They will travel through space for hundreds or even thousands of years, with many people on Board.Then, when they found a suitable planet, some of these people will remain there and start a new life. Later they will build a new spaceship and go further to explore the universe.
1. I am happy to work with him. 2. She is happy that she studied at the Institute. 3. I really like the fact that I now have photographed. 4. I am pleased that he invited them to a party. 5. Her dream - to become a good specialist. 6. She was glad that she was asked about it. 7. I'm sorry that I did not know about it in time. 8. She did not want to be seen there. 9. We took a taxi to come to the station on time. 10. In this text, too many new words to understand it without a dictionary. 11. The weather was too good to stay at home. 1. How came the name "alphabet"? 2. Where the alphabet originated? 3. From what sources The ancient Greeks gave the name of his letters? 4. What are the 2 main lines of evolution in the alphabet? 5. What is our alphabet?
