Astronomers Discover a Strange Molten Planet That Smells Like Rotten Eggs

天文學家發現一顆散發臭雞蛋味的詭異熔岩行星

The exoplanet L 98-59 d, located 35 light-years away, has been identified as a world of extreme conditions.

系外行星L 98-59 d距離地球35光年,已被認定為一個處於極端環境下的世界。

locationL 98-59 d

According to a 2026 study in Nature Astronomy, this planet is covered by a global ocean of molten rock, or magma.

根據2026年《自然天文學》(ㄗˋㄖㄢˊㄊㄧㄢ ㄨㄣˊㄒㄩㄝˊ)期刊的一項研究,這顆行星表面覆蓋著全球性的熔岩海洋,即岩漿。

orgNature Astronomy
conceptmagma

This unique environment traps hydrogen sulfide—a chemical compound that gives rotten eggs their distinct, pungent smell—and releases it into the atmosphere.

這種獨特的環境會困住硫化氫(ㄏㄨㄤˊㄏㄨㄚˋㄏㄧㄥˇ)——一種賦予腐爛雞蛋特殊刺鼻氣味的化合物——並將其釋放到大氣中。

concepthydrogen sulfide

Unlike typical rocky planets or gas giants, L 98-59 d represents a new class of sulfurous, gas-rich worlds.

與典型的岩石行星或氣態巨行星不同,L 98-59 d代表了一類新的含硫、富含氣體的世界。

locationL 98-59 d

Using data from the James Webb Space Telescope, researchers believe studying this planet is like peering into a time machine, offering clues about how rocky planets like Earth evolved in their early, molten stages.

研究人員利用詹姆斯·韋伯太空望遠鏡的數據,認為研究這顆行星就像在窺探一台時光機器,為理解地球等岩石行星如何在早期的熔岩階段演化提供了線索。

techJames Webb Space Telescope
locationEarth

Although it is certainly not a place humans could ever visit, the discovery of L 98-59 d shows us that the universe is far more diverse than we once imagined.

儘管人類絕對無法造訪該地,但L 98-59 d的發現向我們表明,宇宙的多樣性遠超我們曾經的想像。

locationL 98-59 d

It reminds us that even planets with a foul odor can provide vital insights into the history of our galaxy.

它提醒我們,即使是氣味惡臭的行星,也能提供關於銀河系歷史的重要見解。

othergalaxy
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文章閱讀結束

你閱讀了 7 句重點內容。

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閱讀理解

How far away is the exoplanet L 98-59 d from Earth?

正確答案

35 light-years

What chemical is responsible for the planet's 'rotten egg' smell?

正確答案

Hydrogen sulfide

What primary feature characterizes the surface of L 98-59 d?

正確答案

A global ocean of molten rock

Why do scientists consider this planet a 'time machine'?

正確答案

It provides clues about the early, molten stages of rocky planets like Earth

How did astronomers identify the composition of the planet's atmosphere?

正確答案

By using spectroscopy to observe starlight filtering through the atmosphere

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