Published 17:51 IST, October 6th 2024
Scientists Discover 'Weird' Galaxy Offering Insights into Universe's Origins
Scientists discovered a 'weird' galaxy using the James Webb Telescope, where gas shines brighter than stars, offering new insights into galactic evolution.
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In a groundbreaking discovery, scientists utilizing NASA's James Webb Space Telescope have identified a peculiar galaxy that may shed new light on origins of universe. Observations revealed an unusual light signature from galaxy, where its gas appeared to shine brighter than its stars—an unprecedented phenomenon, as reported by Independent.
Dating back to approximately a billion years after Big Bang, this galaxy could fill a significant gap in our understanding of galactic evolution, illustrating a transitional phase between first stars and fully developed galaxies known today.
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"When I first saw galaxy's spectrum, I thought, 'That's strange,'" said le researcher Alex Cameron from University of Oxford. "This is exactly what Webb telescope was built for to uncover completely new phenomena in early universe that help explain how cosmic story began."
research team analyzed data and developed computer models indicating that if extremely hot, massive stars heat cosmic gas clouds, resulting gas could outshine stars. se models closely matched observations from Webb telescope.
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galaxy, named Galaxy 9422, appears to be undergoing intense star formation within a gas cloud illuminated by light from newly formed stars. This glow is bright enough to be detected across vast cosmic distances.
Despite its fascinating characteristics, Galaxy 9422 remains somewhat enigmatic. Scientists are still determining how typical it is of galaxies from this era or how it evolved from even earlier stages in cosmic history.
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"It's a thrilling time," Cameron noted. "Using Webb telescope to study this previously unreachable era is just start of discoveries and a deeper understanding."
findings have been detailed in paper titled "Nebular Dominated Galaxies: Insights into Stellar Initial Mass Function at High Redshift," published in Monthly Notices of Royal Astronomical Society.
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17:51 IST, October 6th 2024