News tagged with gravitational lensing

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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Herschel throws new light on oldest cosmic light

( —Cosmologists have achieved a first detection of a long-sought component in the Cosmic Microwave Background (CMB). This component, known as B-mode polarisation, is caused by gravitational lensing, the bending ...

dateOct 01, 2013 in Astronomy
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Another amazing ALMA result

Observations with the Atacama Large Millimeter/submillimeter Array (ALMA) have revealed some of the most distant and actively star forming galaxies in our universe, thanks to an effect called gravitational lensing, which ...

dateMay 30, 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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'Space warps' project needs your help

( —Astronomers are asking volunteers to help them search for "space warps." More commonly known as "gravitational lenses," these are rare systems with very massive galaxies or clusters of galaxies that bend light ...

dateMay 08, 2013 in Astronomy
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