News tagged with gravitational lensing

Dark matter core defies explanation

(PhysOrg.com) -- Astronomers using data from NASA's Hubble Telescope have observed what appears to be a clump of dark matter left behind from a wreck between massive clusters of galaxies. The result could ...

dateMar 02, 2012 in Astronomy
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Herschel throws new light on oldest cosmic light

(Phys.org) —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, ...

dateOct 01, 2013 in Astronomy
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Astronomers discover an unusual cosmic lens

Astronomers at the California Institute of Technology (Caltech) and Ecole Polytechnique Fédérale de Lausanne (EPFL) in Switzerland have discovered the first known case of a distant galaxy being ...

dateJul 16, 2010 in Astronomy
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Image: Smile, and the universe smiles with you

An upbeat-looking galaxy cluster appears to smile at us in a newly released image from the NASA/ESA Hubble Space Telescope. The cluster - designated as SDSS J1038+4849 - appears to have two eyes and a nose ...

dateFeb 11, 2015 in Astronomy
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