HD 140283 (also known as the Methuselah star) is a metal-poor subgiant star about 200 light years away from the Earth in the constellation Libra, near the boundary with Ophiuchus in the Milky Way galaxy.

2013年3月7日 · This "Methuselah star," cataloged as HD 140283, has been known about for more than a century because of its fast motion across the sky. The high rate of motion is evidence that the star is simply a visitor to our stellar neighborhood.

2022年3月7日 · The oldest star in the universe is HD140283 — or Methuselah as it's commonly known. This Digitized Sky Survey image shows Methuselah star, located 190.1 light-years away.

2024年5月30日 · The Universe is precisely dated at 13.8 billion years old, but astronomers claim the Methuselah star is 14.5 billion years old. What gives? In the Andromeda galaxy, the oldest individual...

2024年8月21日 · Methuselah star (HD 140283) is a yellow subgiant located in the constellation Libra. With an estimated age of 12 billion years, it is one of the oldest stars known. Located at a distance of 200.5 light years from Earth, Methuselah is one of the nearest Population II …

2013年3月7日 · Astronomers say the 'Methuselah star' HD 140283 looks like it is 14.5 billion years old, which is impossible since that's older than the universe. Here's what scientists know so far.

2024年12月30日 · This star, consisting largely of hydrogen and helium, is a Population II star — ancient, metal-poor stars believed to have formed shortly after the Big Bang. Methuselah's low metallicity (the abundance of elements heavier than hydrogen and helium) indicates it was born at a time when heavier elements were scarce, not long after the first ...

2023年6月29日 · But within its boundaries lies the Methuselah Star, an ancient relic of the early universe born from the ashes of the first stars that formed after the Big Bang. It’s likely the oldest object of any kind you will ever see, and it’s an easy target in a …

2023年6月20日 · The oldest star in the universe, Methuselah, is more than just a celestial object. It is a beacon of discovery, a cosmic time capsule that holds clues to the early universe and the formation of stars.

HD 140283 or as it is popularly known, Methuselah Star, is a metal-poor subgiant star just 202.4 light years from earth. Metal, in astronomical terms, is any element later in the periodic table than than hydrogen and helium.