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James Webb Telescope Reveals Unexpected Galaxy Rotation Imbalance

Two-thirds of observed galaxies rotate in the opposite direction to the Milky Way, challenging long-held cosmological theories.

Images from the James Webb Space Telescope showing galaxies rotating in he same direction as the milky way in red, and in the opposite direction in blue.
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Overview

  • The James Webb Space Telescope has found that about two-thirds of 263 galaxies observed rotate in the opposite direction to the Milky Way.
  • This discovery challenges the isotropic universe theory, which assumes the universe appears uniform in all directions.
  • Researchers are exploring two main hypotheses: black hole cosmology, suggesting the universe was born rotating, and the Doppler shift effect, which may bias observational data.
  • If the Doppler shift explanation holds, recalibration of distance measurements could resolve other cosmological discrepancies, such as differing expansion rates of the universe.
  • The findings highlight the potential incompleteness of existing cosmological theories, prompting calls for further investigation into the universe's structure and origins.