exoplanet

简明释义

英[ˈɛksoʊˌplænɪt]美[ˈɛksoʊˌplænɪt]

外星行星

英英释义

单词用法

同义词

反义词

例句

1.Before 1991, scientists hadn't discovered a single exoplanet.

1991年以前，科学家一个系外行星都还没发现。

2.The other, at just 1.4 Earth masses, would be the least massive exoplanet yet, if confirmed.

另一颗约有地球1.4倍的质量，如果该推测被证实的话，这将是迄今为止最小质量的外系行星。

3.The “first habitable exoplanet” already has a checkered history.

这“第一颗可居住的太阳系外行星”的发现史可谓一波三折。

4."Golden Age" of Exoplanet discovery.

发现系外行星的“黄金时代”。

5.One of the densest exoplanet to date is a world known as COROT-exo-3b.

根据数据，密度最大的外行星是一颗叫做COROT-exo-3b的行星。

6.Researchers found the exoplanet while looking at the star HIP 13044 - or Sergio, for star of Extra-Galactic Origin.

研究人员是在研究HIP 13044恒星的时候发现了这颗太阳系外行星。恒星HIP 13044又名sergio(塞尔吉奥)，取“在银河系外起源的恒星”之意。

7.The 'exoplanet' Gliese 581d has conditions that could support Earth-like life, including possible watery oceans and rainfall.

这颗名为格利泽581d的外部星提供了可供生命存在所需的条件，在格利泽上可能存在有类似于谁的海洋和降雨。

8.Only recently have researchers discovered an exoplanet that is similar to a planet in our own solar system, CoRoT-9b.

直到最近研究人员才发现了一颗和我们的太阳系中的行星类似的太阳系外的行星，CoRoT - 9b。

9.Astronomers have discovered a new exoplanet (系外行星) that could potentially support life.

天文学家发现了一颗新的exoplanet（系外行星），它可能支持生命。

10.The exoplanet (系外行星) orbits a star similar to our Sun.

这颗exoplanet（系外行星）围绕着一颗与我们太阳相似的恒星运行。

11.NASA's Kepler mission has identified thousands of exoplanets (系外行星) in our galaxy.

美国宇航局的开普勒任务在我们的银河系中识别了数千颗exoplanets（系外行星）。

12.Some exoplanets (系外行星) are located in the habitable zone of their stars.

一些exoplanets（系外行星）位于它们恒星的宜居区。

13.The study of exoplanets (系外行星) helps us understand the formation of planetary systems.

对exoplanets（系外行星）的研究帮助我们理解行星系统的形成。

作文

In recent years, the field of astronomy has witnessed significant advancements, particularly in the study of celestial bodies beyond our solar system. One of the most fascinating discoveries has been that of exoplanets, which are planets located outside our solar system. The term exoplanet refers to any planet that orbits a star other than our Sun. As scientists develop new technologies and methods for detecting these distant worlds, our understanding of the universe continues to expand dramatically. The first confirmed detection of an exoplanet occurred in 1992, when astronomers discovered two planets orbiting a pulsar, a type of neutron star. This groundbreaking discovery opened the floodgates for further exploration, leading to the identification of thousands of exoplanets in the following decades. Today, we know of over 5,000 confirmed exoplanets, with many more candidates awaiting verification. These discoveries have been made possible by missions such as NASA's Kepler Space Telescope and the Transiting Exoplanet Survey Satellite (TESS), which have revolutionized our ability to find and study these distant worlds. What makes exoplanets so intriguing is their diversity. They come in various sizes, compositions, and orbital characteristics. Some exoplanets are gas giants similar to Jupiter, while others are rocky like Earth. There are even exoplanets that exist in the habitable zone of their stars, where conditions may be suitable for liquid water and potentially life. The search for Earth-like exoplanets has become a primary goal in astrobiology, as scientists seek to understand if life exists beyond our planet. Studying exoplanets also provides valuable insights into the formation and evolution of planetary systems. By analyzing the atmospheres of these distant planets, researchers can gather information about their composition and weather patterns. This knowledge helps us draw comparisons between our solar system and others, enhancing our understanding of how planets form and evolve over time. Moreover, the discovery of exoplanets raises profound questions about our place in the universe. If there are billions of stars in our galaxy, each potentially hosting multiple exoplanets, the likelihood of finding other life forms becomes increasingly plausible. This idea has sparked the imagination of scientists and the public alike, leading to numerous theories about extraterrestrial life and the future of space exploration. As we continue to explore the cosmos, the study of exoplanets will undoubtedly remain at the forefront of astronomical research. The advancement of technology, such as the upcoming James Webb Space Telescope, promises to enhance our ability to detect and analyze exoplanets even further. With each new discovery, we come closer to answering the age-old question: Are we alone in the universe? In conclusion, exoplanets represent a frontier of scientific inquiry that challenges our understanding of the universe and our existence within it. As we unravel the mysteries surrounding these distant worlds, we not only gain knowledge about the cosmos but also reflect on our own planet's uniqueness and the potential for life beyond Earth. The journey to explore exoplanets is just beginning, and the possibilities are truly endless.

近年来，天文学领域经历了显著的进展，尤其是在研究我们太阳系之外的天体方面。其中最引人入胜的发现之一就是系外行星，即位于我们太阳系之外的行星。术语系外行星指的是围绕其他恒星而非我们太阳的任何行星。随着科学家们开发新技术和方法来探测这些遥远的世界，我们对宇宙的理解正在迅速扩大。 第一个确认的系外行星探测发生在1992年，当时天文学家发现了两个围绕脉冲星（一个中子星类型）运行的行星。这一突破性发现为进一步探索打开了大门，导致在接下来的几十年中识别出成千上万的系外行星。如今，我们已经知道超过5000颗确认的系外行星，还有更多候选者等待验证。这些发现得益于NASA的开普勒太空望远镜和过境系外行星勘测卫星（TESS）等任务，它们彻底改变了我们寻找和研究这些遥远世界的能力。 系外行星之所以如此引人入胜，是因为它们的多样性。它们的大小、组成和轨道特征各不相同。有些系外行星是类似于木星的气态巨行星，而其他则像地球一样是岩石行星。甚至还有一些系外行星存在于其恒星的宜居区，条件可能适合液态水和潜在的生命。寻找类地系外行星已成为天体生物学的主要目标，因为科学家们试图了解生命是否存在于我们的星球之外。 研究系外行星还提供了有关行星系统形成和演化的宝贵见解。通过分析这些遥远行星的大气，研究人员可以收集关于其组成和气候模式的信息。这些知识帮助我们对比我们的太阳系与其他太阳系，增强我们对行星如何形成和随时间演变的理解。 此外，系外行星的发现引发了关于我们在宇宙中位置的深刻思考。如果我们的银河系中有数十亿颗恒星，每颗恒星都有可能拥有多个系外行星，那么发现其他生命形式的可能性就变得愈加可信。这一想法激发了科学家和公众的想象力，导致了关于外星生命和未来太空探索的无数理论。 随着我们继续探索宇宙，系外行星的研究无疑将始终处于天文学研究的前沿。技术的进步，例如即将发射的詹姆斯·韦伯太空望远镜，承诺进一步增强我们探测和分析系外行星的能力。每一次新发现，我们都更接近回答这个古老的问题：我们在宇宙中是孤独的吗？ 总之，系外行星代表了一个科学探究的前沿，它挑战着我们对宇宙及我们在其中存在的理解。随着我们揭开围绕这些遥远世界的神秘面纱，我们不仅获得了关于宇宙的知识，还反思了我们自身星球的独特性以及地球之外生命的潜力。探索系外行星的旅程才刚刚开始，可能性真的是无穷无尽的。