According to a study conducted by the International “Glass” Collaboration, the JWST has observed a colossal galaxy named Gz9p3, dating back to approximately 510 million years after the Big Bang. This observation marks a significant milestone, as Gz9p3 is ten times more massive than other galaxies observed by the JWST during similar periods of the universe’s history.
The study, published in the journal Nature Astronomy, suggests that Gz9p3 is a rare and exceptional example of a galaxy that formed during the early stages of the universe’s history. The researchers believe that the galaxy’s immense size and rapid growth are due to the unique conditions that existed in the universe at that time.
One of the key findings of the study is that Gz9p3 appears to have formed from a large and rapidly collapsing cloud of gas and dust. This process, known as “cold accretion,” is thought to have been more common in the early universe, when the density of matter was higher and the universe was still in its formative stages.
The study also reveals that Gz9p3 is currently undergoing a period of intense star formation, with a star formation rate that is significantly higher than that of other galaxies observed during the same period. This suggests that the galaxy is rapidly building up its stellar mass and may continue to grow in the future.
Overall, the discovery of Gz9p3 provides important insights into the early history of the universe and the processes that led to the formation of some of the most massive and luminous galaxies we observe today.