News tagged with gravitational lens

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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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Most distant gravitational lens helps weigh galaxies

An international team of astronomers has found the most distant gravitational lens yet—a galaxy that, as predicted by Albert Einstein's general theory of relativity, deflects and intensifies the light of an even more distant ...

dateOct 17, 2013 in Astronomy
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A space-time magnifying glass

( —Bright arcs are smeared around the heart of galaxy cluster Abell S1077 in this image taken by the NASA/ESA Hubble space telescope. The arcs are stretched images of distant galaxies distorted by the cluster's ...

dateMay 15, 2013 in Astronomy
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Distorting the lens

( -- One of the most bizarre predictions of Einstein's Theory of General Relativity is the existence of back holes, objects that are so dense that not even light can escape from their gravitational grasp. A related ...

dateFeb 09, 2012 in Astronomy
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Hubble zooms in on a magnified galaxy

( -- Thanks to the presence of a natural "zoom lens" in space, NASA's Hubble Space Telescope got a uniquely close-up look at the brightest "magnified" galaxy yet discovered.

dateFeb 02, 2012 in Astronomy
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