"TOTALLY UNEXPECTED: Webb Telescope May Have Reached the Edge of the Observable Universe"

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  • čas přidán 28. 06. 2024
  • Einstein's theory of general relativity shows us that gravity is the result of the curvature of space-time caused by matter and energy. This curved space-time dictates the paths that energy and matter follow. Consequently, while light generally travels in a straight line, its path can be bent and magnified by the influence of gravity.
    This phenomenon is known as gravitational lensing. Massive objects like galaxies and galaxy clusters can bend the light from objects behind them, acting like natural telescopes. This bending of light magnifies and distorts the images of background objects.
    Gravitational lensing allows astronomers to observe distant objects that would otherwise be too faint or too far away to detect with current technology. It helps us see far-off galaxies and other cosmic entities by amplifying their light.
    Utilizing this method along with the powerful capabilities of the James Webb Space Telescope, we've managed to observe five extremely dense proto-globular clusters from the dawn of time. These clusters are dense groups of millions of stars held together by gravity, located within the Cosmic Gems Arc, a galaxy that formed just 460 million years after the Big Bang.
  • Věda a technologie

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