The Milky Way Galaxy is an immense and very interesting place. Not only does it measure some 120,000–180,000 light-years in diameter, it is home to planet Earth, the birthplace of humanity. Our Solar System resides roughly 27,000 light-years away from the Galactic Center, on the inner ...
We can learn about the Milky Way and galaxy clusters through ___. A. books B. movies C. telescopes D. computers 相关知识点: 试题来源: 解析 C。通过望远镜我们可以了解银河系和星系团。“books”书;“movies”电影;“computers”电脑,都不能直接用于观测天文现象,而“telescopes”望远镜可以。反馈...
Noguchi’s depiction of the Milky Way’s history begins at the point when cold gas streams flowed into the galaxy (cold flow accretion) and stars formed from this gas. During this period the gas quickly began to contain α-elements released by explosions of short-lived type II supernovae. ...
Milky Way Milky Way, the galaxy of which the sun and solar system are a part, seen as a broad band of light arching across the night sky from horizon to horizon; if not blocked by the horizon, it would be seen as a circle around the entire sky. Although its motion is not readily ...
题目 25. What is true about the Milky Way? A. There are only stars inside it. B. There is a black hole at its center. C. It's the biggest spiral galaxy in the universe. D. It takes 100,000 years to get there from Earth. 相关知识点: 试题来源: 解析 B 反馈 收藏 ...
Milky Way quick facts: –Galaxy type:Barred spiral –Age:13.6 billion years (and counting) –Size:100,000 light-years across –Number of stars:about 200 billion –Rotation time:250 million years Our home galaxy's disk is about 100,000light-yearsin diameter and just 1000 light-years thick,...
And through it we could see, see for the first time, that the universe extends far, far beyond the Milky Way galaxy. 通过它,我们第一次看到宇宙延伸很远,远远超出了银河系。 We could see that there are multiple galaxies beyond it… and all these galaxies are moving away from one another. ...
根据第四段中“The space telescope is helping to create the largest and most complete 3D map of the Milky Way Galaxy.”(这架太空望远镜正在帮助绘制银河系最大、最完整的3D地图。)以及“This data enabled researchers to find Shakti and Shiva.”(这些数据使研究人员能够找到Shakti和Shiva。)由此可知,...
The same planet. Because the universe is too much! In the immense universe, have Milky Way Department, now we already know about the Milky Way''s knowledge, but the secret of the universe for We are still a mystery! The Milky Way inside a dozen planet, we live Ball, fiery...
If a satellite in orbit around the Milky Way is losing mass due to tidal forces the debris will spread in leading/trailing streamers along its orbit. These streamers are dynamically cold and (if in an orbit at sufficient distance from the Galaxy) can maintain coherence for a Hubble time. ...