News tagged with gravitational lensing

Astronomical measurements must account for gravity

One of the consequences of general relativity is that light can be deflected by nearby masses. Mass curves space, and this curvature causes light to bend slightly. It was first observed during a total eclipse in 1919. The ...

dateSep 25, 2014 in Astronomy
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Image: Magnifying the distant universe

( —Galaxy clusters are some of the most massive structures that can be found in the Universe—large groups of galaxies bound together by gravity. This image from the NASA/ESA Hubble Space Telescope reveals one ...

dateApr 01, 2014 in Astronomy
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Massive neutrinos solve a cosmological conundrum

( —Scientists have solved a major problem with the current standard model of cosmology by combining results from the Planck spacecraft and measurements of gravitational lensing to deduce the mass of ghostly sub-atomic ...

dateFeb 10, 2014 in General Physics
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Image: Gravitational lensing in galaxy YGKOW G1

( —In this new Hubble image two objects are clearly visible, shining brightly. When they were first discovered in 1979, they were thought to be separate objects—however, astronomers soon realized that these twins ...

dateJan 27, 2014 in Astronomy
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