Exoplanets: Current Affairs, GK & News - 2020-2021

NASA satellite finds 66 new exoplanets

Published: August 13, 2020

The NASA’s planet-hunter TESS has found 66 exoplanets or worlds beyond our solar system, as well as nearly 2100 candidates as such candidates on which the astronomers are working to confirm if they have the chances to be called as planets. About TESS TESS stands for Transiting Exoplanets Survey Satellite and it scanned about 75 ..

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Existence of Earth like planet orbiting Proxima Centauri confirmed

Published: May 31, 2020

On May 30, 2020, the international team of scientists confirmed the existence of the planet that is of the size of the earth. The planet is revolving Proxima Centauri star in the Alpha Centauri star system. Highlights The planet has the mass of 1.17 times as that of the earth. The mass of the planet ..

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Hubble Telescope finds Water Vapour on Habitable-Zone Exoplanet

Published: September 12, 2019

For the first time have Astronomers have discovered water vapour signatures in the atmosphere of a planet beyond our solar system that resides in the habitable zone (the region around a star which can support liquid water given sufficient atmospheric pressure). Discovery of Water Vapour in Habitable Zone The Astronomers from the Center for Space ..

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Scientists discover water vapor in atmosphere of a super-Earth “K2-18b”

Published: September 12, 2019

For the first time, the astronomers at the University College London have discovered water vapour in the atmosphere of an Earth-size planet called K2-18b. They used data from NASA’s Hubble Space Telescope. The exoplanet “K2-18b” is 8-times the mass of Earth and known as a super-Earth. It orbits a red dwarf star 110 light-years away ..

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NASA discovers first nearby super-earth planet GJ357d

Published: August 6, 2019

The NASA scientists have characterized the first potentially habitable world outside our own solar system that may be suitable for life. The super-earth planet — named GJ 357 d — was spotted by NASA’s Transiting Exoplanet Survey Satellite (TESS) mission. It is estimated that planet is about six times the size of our planet and ..

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