The Milky Way is the galaxy in which Earth resides. Part of it is visible on a clear night (from sufficiently dark locations) as a thick opaque band of stars and dust stretching across the sky. We can see thousands of these stars with the naked eye, and many more with a telescope. B...
1. How many stars are there in the Milky Way?2. Why can't we see the Pistol Star?3. Which is closer to the earth,the Pistol Star or the sun?4. What can decide a star's colour?5. What has happened when a star becomes red?6. Translate the last sentence into Chinese. ...
So, how many stars are there in space? No one knows for sure. Some astronomers in the European Space Agency', or the ESA, have some estimates () about the total number of stars in the universe.The Milky Way' is very important to humans because it is the home galaxy of our Sun...
Space The Milky Way: Understanding Our Place in the Galaxy Space Which Planets Are Considered 'Earth-like' and Why? Science Dictionary Just How Many Galaxies Are in the Universe? Space How is GPS used in spaceflight? Space 7 Facts About Arcturus, the Red Giant Star Space The Largest Star...
2.What was the earth like in the universe?3.What do we use to work out how far away a star is from the earth?4.How many stars are there in the Milky Way?5.What does "Milky Way" mean in Chinese?第3个 e have light-years `` 答案 1.the sun together with its planets,travels...
this region is decidedly star-poor; most of the galaxies stars in the plane are in the bulge (the inner third of the galaxy) and in the arms. So we may only be left with 1% of the galaxy's stars that can support life-bearing planets. And it may be less than even that,muchless....
The largest star that we know about is called the Pistol Star (手枪星).The Pistol Star is closer to the center of the Milky Way than we are.Because of space dust we can’t see it with the naked eye (肉眼).It’s about 100 times the size of our Sun, and 10,000,000 times as ...
阅读理解。 Do you know how many stars there are in the universe? The answer is WANY! Our sun is one of about 100 billion stars in our galaxy the Milky Way. But the Milky Way is just one of billions of galaxies that we know about!
Stars that show evidence of this process, called alpha enhancement, are thought to have been part of the original core of the Milky Way; any that deviate from this process might have come from smaller galaxies that merged into the galaxy. How many galaxies coalesced to form the Milky Way?
100 billion stars in our galaxy, the Milky Way. But the Milky Way is just one of billions of galaxies that we know about! Some other scientists say there are 2,000,000,000,000,000,000 stars! The largest star that we know about is called the Pistol Star (手枪星). The PistolStar ...