and twisted in shape.The researchers on Thursday unveiled a three-dimensional map of the Milky Way-home to more than 100 billion stars including our sun—providing a comprehensive chart of its structure: a stellar disk comprised of four major spiral arms and a bar-shaped core region."For the...
On a clear night, and from a place free from light pollution, it is impossible not to notice a bright, imposing strip stretching across the sky. Ancient Greeks called it Γαλαξα (Galaxias), which gave origin to the name "Galaxy." This word means "milky," because, in Greek ...
The Milky Way is the name of both the cloudy band of light we see, as well as the name of our galaxy. It is difficult to comprehend that this band of light is actually a galaxy, especially because we reside within the Milky Way Galaxy and orbit around its centre. As no one has yet...
The original discovery of the Milky Way’s ‘plane of satellites’ (then just five galaxies)1preceded the advent of theΛcold dark matter (ΛCDM) model, whereΛis the cosmological constant, as the paradigm for galaxy and structure formation2. A keyΛCDM prediction is that galaxies such as ...
we had only recognised these very early fragments that came together to form the Milky Way’s ancient heart. With Shakti and Shiva, we now see the first pieces that seem comparably old but located further out. These signify the first steps of our galaxy’s growth towards ...
61.银河系由1000多亿颗恒星组成。The Milky Way galaxy ___ is made up of ___ more than 100 billion stars. 相关知识点: 试题来源: 解析 答案见上【详解】由...组成:be made up of;句子描述客观事实,用一般现在时,主语是The Milky Way galaxy, be动词用is。故填is made up of。 反馈...
Structure and Contents of the Milky Way The Disk Most of galaxy is hidden from Earth due to dust obscuration including the central nucleus with its dense swarm of stars and gas in which a massive black hole may reside Radio and infrared telescopes can “see” entire galaxy: Radio observations...
神秘的银河银河,我国民间又称“天河”,在西方则称其为“Milky Way”(奶路)或“the Galaxy”(星系)。它看起来像一条白茫茫的亮带,从东北向西南方向划开整个天空。在银河里有许多小光点,就像撒了白色的粉末一样,辉映成一片。实际上一个小光点就是一颗巨大的恒星。银河就是由许许多多恒星构成的。在太空俯视银河...
This map shows the full extent of the Milky Way galaxy - a spiral galaxy of at least two hundred billion stars. Our Sun is buried deep within the Orion Arm about 26 000 light years from the centre. Towards the centre of the Galaxy the stars are packed together much closer than they ar...
试题来源: 解析 根据题干信息可知,句子用一般现在时;结合句意,空格部分意思"由...组成",用be made up of表示;主语"The Milky Way galaxy"为第三人称单数,be动词用is。故答案为:is made up of。 银河系由 1000 多亿颗恒星组成。反馈 收藏