Gravitational lens
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A gravitational lens is matter, such as a cluster of galaxies or a point particle, that bends light from a distant source as it travels toward an observer. The amount of gravitational lensing is described by Albert Einstein's general theory of... Wikipedia
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A gravitational lens is matter, such as a cluster of galaxies or a point particle, that bends light from a distant source as it travels toward an observer.
Gravitational lensing probes the distribution of matter in galaxies and clusters of galaxies, and enables observations of the distant universe. Hubble's data ...
This effect, known as strong gravitational lensing, allows astronomers to study galaxies that would ordinarily be too far to see, map the distribution of mass ...
Apr 12, 2023 · Gravitational lenses are massive celestial objects that cause light to bend around them, much like how light bends when it enters the lens ...
May 31, 2023 · Gravitational lensing is when light is deflected by objects with very strong gravity. We normally think of light traveling in straight lines.