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NASA Launches Powerful New Telescope to Study Cosmic Mysteries

The Nancy Grace Roman Space Telescope begins a long journey to uncover the secrets of dark energy and dark matter.

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Summary · 摘要

NASA has successfully launched the Nancy Grace Roman Space Telescope from Florida. The telescope will travel one million miles to reach a special location in space called L2. It is designed to study mysterious forces like dark energy and dark matter. The project was named after Nancy Grace Roman, a famous astronomer who helped create the Hubble Space Telescope. Scientists hope this mission will help us understand how the universe grows and changes.

NASA 已成功從佛羅里達州發射南希·葛瑞絲·羅曼太空望遠鏡。該望遠鏡將航行一百萬英里,抵達太空中稱為 L2 的特殊位置。其設計目的是研究暗能量與暗物質等神秘力量。該計畫以曾協助打造哈伯太空望遠鏡的著名天文學家南希·葛瑞絲·羅曼命名。科學家期望這項任務能幫助我們理解宇宙如何成長與變化。

閱讀模式 ·

A new era of space exploration began on Sunday morning as NASA launched its latest space telescope. The Nancy Grace Roman Space Telescope lifted off from the Kennedy Space Center in Florida at 7:26 a.m. ET. It was carried into the sky by a powerful SpaceX Falcon Heavy rocket. This large spacecraft, which is about the size of a tour bus, is now on a long journey to its new home in space, located one million miles away from Earth.

NASA officials expressed great excitement following the successful launch. Jackie Townsend, the project manager for the telescope, described the event as a "glorious dawn launch" and noted that the spacecraft was placed exactly where it needed to be. Shortly after the launch, NASA administrator Jared Isaacman confirmed that the telescope had successfully opened its solar panels. He reported that the ground team was receiving data from the spacecraft and that all systems were working as expected.

The telescope is named after Nancy Grace Roman, who was NASA’s first chief astronomer. She is often called the "Mother of Hubble" because she was a major supporter of the famous Hubble Space Telescope. The new observatory is designed to be very powerful. According to NPR News, it will have the same sharpness as the Hubble telescope, but it will be able to see a part of the sky that is at least 100 times larger. This will allow scientists to take pictures of huge areas of space at one time.

Interestingly, the telescope has a unique history. It was not originally built for scientific research. NPR News reports that the spacecraft was first designed to be a spy telescope for the National Reconnaissance Office before it was donated to NASA. Now, it has a new purpose: to help humans understand the deepest mysteries of the universe. The telescope will travel to a location called the second Sun-Earth Lagrange point, or L2. This is a special spot in space where the gravity of the Earth and the Sun work together. This helps the telescope stay in a steady position while using very little fuel. The James Webb Space Telescope also uses this location to get a clear view of the universe.

Before the telescope can start its main work, it must complete a long trip. Jeremy Perkins, a scientist working on the mission, explained that it will take more than three months to reach its final destination. During this time, the team will check every part of the telescope to make sure it is working perfectly. They will perform many tests to ensure that the focus and the pointing of the telescope are correct. This process is like checking a car before a long drive to make sure everything is safe and ready to go.

Once it is fully operational, the telescope will begin a "ghost hunt" to learn more about dark matter and dark energy. Dark matter is an invisible substance that scientists believe holds galaxies together. By studying how gravity affects the path of light, the telescope will help researchers create a map of both normal and dark matter. This will give scientists a much better idea of what this mysterious substance actually is.

Additionally, the telescope will study dark energy. This is a strange force that scientists believe is causing the universe to expand, or grow larger, at a faster speed. To study this, astronomers will look for exploding stars known as Type Ia supernovas. These stars are often called "standard candles" because they shine with a predictable brightness. By counting and studying these supernovas, researchers hope to understand how dark energy influences the growth of the cosmos. The mission represents a major step forward in our understanding of the universe, and the scientific community is waiting eagerly for the data it will eventually send back to Earth.

選擇題練習 · Quiz

共 4 題

  1. 細節 Detail

    1.What is the primary reason the Nancy Grace Roman Space Telescope will be positioned at the L2 point?

  2. 推論 Inference

    2.What can be inferred about the development of the Nancy Grace Roman Space Telescope?

  3. 單字情境 Vocabulary

    3.In the final paragraph, what does the phrase 'standard candles' refer to?

  4. 主旨 Main Idea

    4.What is the main purpose of the Nancy Grace Roman Space Telescope mission?

請回答全部 4 題後再提交

易誤解詞彙 · Words to watch

這些字字面意思和文中用法不同,或是不常見的詞性/片語。

lifted off phrasal verb
To take off or depart from the ground (specifically for a rocket or aircraft).
(火箭或飛行器)升空、起飛。
💡 常見於描述物體被舉起,這裡指火箭發射升空。文中:The Nancy Grace Roman Space Telescope lifted off from the Kennedy Space Center in Florida at 7:26 a.m. ET.
pointing noun
The act of directing or aiming a telescope toward a specific object in space.
(望遠鏡的)指向、對準目標的動作。
💡 常見作動詞(指著),這裡作名詞,指望遠鏡對準目標的精確度。文中:They will perform many tests to ensure that the focus and the pointing of the telescope are correct.
standard candles idiom (astronomy)
Objects in space with a known, predictable brightness used to measure distances.
標準燭光(天文學術語,指亮度可預測的恆星,用來測量宇宙距離)。
💡 字面上是「標準蠟燭」,這裡指天文學中亮度恆定的天體。文中:These stars are often called "standard candles" because they shine with a predictable brightness.

原始來源 · Sources

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