Markab =α pegasi

简明释义

室宿一

英英释义

例句

1.In astronomy, Markab =α pegasi is known as the third-brightest star in the constellation Pegasus.

在天文学中，Markab =α pegasi 被称为飞马座中第三亮的星。

2.Astronomers often study Markab =α pegasi to understand the characteristics of stars in its category.

天文学家经常研究Markab =α pegasi 以了解其类别中星星的特性。

3.During our stargazing night, we pointed out Markab =α pegasi to help beginners identify the constellation.

在我们的观星之夜，我们指出了Markab =α pegasi，以帮助初学者识别这个星座。

4.The brightness of Markab =α pegasi makes it an important reference point for celestial navigation.

Markab =α pegasi 的亮度使其成为天体导航的重要参考点。

5.In ancient mythology, Markab =α pegasi was associated with the winged horse, Pegasus.

在古代神话中，Markab =α pegasi 与有翼马佩加索斯有关联。

作文

In the vast expanse of the night sky, countless stars twinkle, each with its own unique story and significance. Among these celestial bodies, one star stands out due to its brightness and its place in the constellation Pegasus. This star is known as Markab =α pegasi, which is the third brightest star in the constellation. Understanding Markab =α pegasi not only enriches our knowledge of astronomy but also deepens our appreciation for the universe around us. The name 'Markab' is derived from Arabic, meaning 'the saddle', which refers to the position of the star in the constellation. The constellation Pegasus itself is named after the winged horse from Greek mythology, symbolizing inspiration and creativity. When we look at Markab =α pegasi, we are not just observing a distant star; we are witnessing a piece of history that connects ancient cultures and their interpretations of the night sky. Astronomically, Markab =α pegasi is classified as a spectral type A0 IV star, indicating that it is a subgiant star. It is located approximately 199 light-years away from Earth, making it relatively close in cosmic terms. With a surface temperature of around 8,500 Kelvin, it shines with a luminosity about 1,500 times greater than that of our Sun. This incredible brightness allows Markab =α pegasi to be easily visible to the naked eye, even in urban areas where light pollution can obscure fainter stars. The study of stars like Markab =α pegasi is crucial for understanding stellar evolution. As a subgiant, it is in a transitional phase, moving from the main sequence stage of its life cycle to becoming a red giant. This transition provides insights into the life cycles of stars and the processes that govern their changes over time. By studying such stars, astronomers can better predict the fate of our own Sun, which will eventually follow a similar path. Moreover, Markab =α pegasi serves as a navigational guide for astronomers and stargazers alike. Its prominent position in the sky makes it a reference point for locating other stars and constellations. For instance, it is often used to find the Andromeda Galaxy, one of the closest galaxies to our Milky Way. This practical application of Markab =α pegasi highlights its importance not only in scientific research but also in recreational astronomy. In conclusion, the star Markab =α pegasi is much more than just a point of light in the sky. It embodies a rich tapestry of historical, cultural, and scientific significance. By exploring the attributes and stories behind Markab =α pegasi, we gain a deeper understanding of our universe and our place within it. Whether you are an amateur astronomer or simply someone who enjoys gazing at the stars, recognizing the importance of Markab =α pegasi can enhance your experience of the night sky and inspire a lifelong passion for astronomy.

在浩瀚的夜空中，无数星星闪烁着光芒，每颗星星都有自己独特的故事和意义。在这些天体中，有一颗星因其明亮和在飞马座中的位置而脱颖而出。这颗星被称为Markab =α pegasi，是飞马座中第三亮的星星。理解Markab =α pegasi不仅丰富了我们对天文学的知识，还加深了我们对周围宇宙的欣赏。“Markab”这个名字源于阿拉伯语，意为“鞍”，指的是这颗星在星座中的位置。飞马座本身以希腊神话中的有翼马命名，象征着灵感和创造力。当我们看向Markab =α pegasi时，我们不仅是在观察一颗遥远的星星；我们在见证连接古代文化及其对夜空解读的一部分历史。在天文学上，Markab =α pegasi被归类为A0 IV型谱星，表明它是一颗亚巨星。它距离地球大约199光年，在宇宙尺度上相对较近。其表面温度约为8500开尔文，亮度约为太阳的1500倍。这种惊人的亮度使得Markab =α pegasi即使在城市地区的光污染下也能被肉眼轻易看到。像Markab =α pegasi这样的星星研究对于理解恒星演化至关重要。作为一颗亚巨星，它处于生命周期的过渡阶段，正从主序星阶段转变为红巨星。这一转变为了解恒星的生命周期和支配其变化的过程提供了见解。通过研究这样的星星，天文学家可以更好地预测我们自己的太阳的命运，后者最终也会遵循类似的路径。此外，Markab =α pegasi作为天文学家和观星爱好者的导航指南。它在天空中的显著位置使其成为定位其他星星和星座的参考点。例如，它常常用于寻找仙女座星系，这是离我们银河系最近的星系之一。Markab =α pegasi的这一实际应用突显了它在科学研究和休闲天文学中的重要性。总之，星星Markab =α pegasi不仅仅是夜空中一个光点。它体现了丰富的历史、文化和科学意义。通过探索Markab =α pegasi背后的属性和故事，我们可以更深入地理解我们的宇宙以及我们在其中的位置。无论你是一位业余天文学家，还是仅仅喜欢仰望星空的人，认识到Markab =α pegasi的重要性都能增强你对夜空的体验，并激发你对天文学的终身热情。