Because of the James Webb Area Telescope’s first pictures of galaxy clusters, researchers have, for the very first time, been capable of study very compact buildings of star clusters inside galaxies, so-called clumps. In a paper printed within the Month-to-month Notices of the Royal Astronomical Society, researchers from Stockholm College have studied the primary phase of star formation in distant galaxies.
“The galaxy clusters we examined are so large that they bend light rays passing by their middle, as predicted by Einstein in 1915. And this in flip produces a type of magnifying glass impact: the photographs of background galaxies are magnified,” explains Adélaïde Claeyssens, Division of Astronomy, Stockholm College, one of many lead authors of the research.
The magnifying glass impact, along with the decision of the James Webb Area Telescope, made it doable for the researchers to detect stellar clumps, very compact galaxy buildings. These observations allowed the researchers to check the hyperlink between clump formation and evolution and galaxy development just a few million years after the Huge Bang in a approach that has not been doable earlier than.
“The photographs from the James Webb Area Telescope present that we will now detect very small buildings inside very distant galaxies and that we will see these clumps in lots of of those galaxies. The telescope is a game-changer for your complete area of analysis and helps us perceive how galaxies kind and evolve,” says Angela Adamo, Oscar Klein Middle, Stockholm College, one of many lead authors of the research.
The oldest galaxy studied within the paper is so distant that we see what it appeared like 13 billion years in the past, when the universe was solely 680 million years previous.
The research, “Star formation on the smallest scales; A JWST research of the clump populations in SMACS0723,” is printed within the journal Month-to-month Notices of the Royal Astronomical Society.
Extra info:
Adélaïde Claeyssens et al, Star formation on the smallest scales; A JWST research of the clump populations in SMACS0723, Month-to-month Notices of the Royal Astronomical Society (2023). DOI: 10.1093/mnras/stac3791
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James Webb Area Telescope captures the primary phase of star formation in distant galaxies (2023, February 6)
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