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Home»Tech»NASA Webb Finds Milky Way-like Galaxies From Long Ago
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NASA Webb Finds Milky Way-like Galaxies From Long Ago

Dhruv KaushikBy Dhruv KaushikJanuary 7, 2023

In a remarkable discovery, NASA’s James Webb Space Telescope (JWST) has found galaxies that look similar to the Milky Way but are billions of years older. 

The findings, published in the Astrophysical Journal, were made possible thanks to the advanced capabilities of the JWST, which is the most powerful space observatory ever launched.

With its near-infrared vision, the telescope was able to peer back in time and observe galaxies that are billions of years away, revealing a view of what our own galaxy looked like in the early universe.

The team of astronomers was able to identify 10 galaxies that not only looked like the Milky Way but also had similar star formation rates — the rate at which stars are being born — at the same time.

This suggests that the Milky Way has been forming stars at a steady rate since the early universe.

Further analysis of the galaxies revealed that they have a lower metal content than galaxies of similar size and age, indicating that they are forming stars at a higher rate than their peers.

This could help explain why the Milky Way has so many stars, as it appears to have been forming them at a higher rate than other galaxies in its age group.

The team believes that the galaxies they studied could be the precursors of modern-day spiral galaxies, such as the Milky Way. This could mean that many of the features of the Milky Way, such as its spiral arms, were already in place billions of years ago.

NASA Webb Finds Milky Way-like Galaxies From Long Ago
NASA Webb Finds Milky Way-like Galaxies From Long Ago

The findings are significant because they provide new insight into how galaxies form and evolve over time. By studying these ancient galaxies, scientists can gain a better understanding of how galaxies like the Milky Way came to be.

The JWST is a game-changer for astronomy, and this discovery is just one example of how it is revolutionizing our understanding of the universe. As the telescope continues to observe the cosmos, it will no doubt uncover even more exciting and unprecedented findings.

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Dhruv Kaushik
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A full time Blogger, working in digital marketing field from June 2021. Let's connected if you are in same field.

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