Halo Current Affairs, GK & News

What is Kaleidoscope Effect?

Recently, people of Bangalore observed a bright rainbow ring around sun for a few seconds. This is a rare optical and atmospheric phenomenon known as Kaleidoscopic Effect which is also known as “22-degree circular halo”. What is 22-degree circular Halo? 22-degree circular halo is observed around sun and occasionally around Moon. So, it is also called a ..

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What is a ‘Halo’ that was detected by NASA’s Hubble Telescope?

Recently NASA’s Hubble Telescope for the first time ever signalled the presence of a giant halo of gas found surrounding the Milky Way’s closest galactic neighbour – the Andromeda galaxy. Halo is nothing but a huge scattering of gas which is usually found surrounding the celestial bodies. Also known as M31, the Andromeda galaxy is ..

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