史上最も遠い恒星を観測、今は地球から280億光年の距離
Observed the farthest star in history, now 28 billion light-years from Earth
Observed the farthest star in history, now 28 billion light-years from Earth
米航空宇宙局(NASA)のハッブル宇宙望遠鏡で、天体観測史上、最も遠い場所にある恒星が観測されました
NASA’s Hubble Space Telescope has observed the farthest star in astronomical history.
NASA’s Hubble Space Telescope has observed the farthest star in astronomical history.
質量は太陽の50~500倍で、数百万倍の明るさをもつ可能性があり、今は地球から280億光年離れた距離にあります
It weighs 50 to 500 times more than the Sun, can be millions of times brighter, and is now 28 billion light-years away from Earth.
It weighs 50 to 500 times more than the Sun, can be millions of times brighter, and is now 28 billion light-years away from Earth.
デンマークや米国などの研究チームが30日の科学誌ネイチャーに発表しました
Research teams from Denmark and the United States published in the scientific journal Nature on the 30th.
Research teams from Denmark and the United States published in the scientific journal Nature on the 30th.
この恒星は、古い英語で「明けの明星」「上る光」を意味する「エアレンデル(Earendel)」と命名されました
This star was named ”Earendel” in Old English, meaning ”the morning star” and ”the rising light.”
This star was named ”Earendel” in Old English, meaning ”the morning star” and ”the rising light.”
エアレンデルが生まれたのは宇宙誕生のビッグバンからわずか9億年後です
Airendel was born only 900 million years after the big bang of the birth of the universe.
Airendel was born only 900 million years after the big bang of the birth of the universe.
これまでに発見された中で最も古い恒星は、ハッブル望遠鏡で2018年に観測された恒星で、誕生はビッグバンの約40億年後でした
The oldest star ever discovered is the one observed by the Hubble Space Telescope in 2018, about 4 billion years after the Big Bang.
The oldest star ever discovered is the one observed by the Hubble Space Telescope in 2018, about 4 billion years after the Big Bang.
エアレンデルが放った光は、129億年かけて地球に到達していました
The light emitted by Airendel reached the earth over 12.9 billion years.
The light emitted by Airendel reached the earth over 12.9 billion years.