Gravitational lensing Current Affairs, GK & News

Gravitational Lensing

Normal lenses such as the ones used in a magnifying glass or a pair of spectacles bends the light rays that pass through them by refraction and focuses the light somewhere (such as in your eye). Gravitational lensing is among the first evidences of Albert Einstein’s general theory of relativity – simply put, mass bends light. The gravitational field of a massive ..

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Abell 370: NASA shares picture

NASA recently shared the picture of a huge cluster of galaxies called Abell 370. Abell 370 It is a galaxy cluster located four billion light years away from the earth. The galaxy cluster is located in the constellation called Cetus. The core of Abell 370 is made of more than hundred galaxies. The Galaxy was ..