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Category: Exoplanets

Posted on January 10, 2020February 3, 2020

Earth-sized exoplanet in the habitable zone discovered

Using NASA’s Transiting Exoplanet Survey Satellite (TESS), researchers have discovered an Earth-sized planet that lies in its star’s habitable zone. The planet (TOI 700 d) is about 1.2 times the…

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Posted on February 24, 2017March 5, 2017

Watery exoplanets, but is there life?

The quest to find life outside the solar system got a big boost with the discovery of seven Earth-size extra-solar planets, or exoplanets, orbiting a dwarf star about 40 light…

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Posted on February 22, 2017February 23, 2017

Seven Earth-size planets with possible liquid water spotted

Scientists have spotted seven Earth-size planets with masses similar to Earth orbiting around a dwarf star (TRAPPIST-1) the size of Jupiter just 39 light-years from the Sun. The planets’ temperature…

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Posted on January 18, 2016July 6, 2016

A ‘young Jupiter’ exoplanet discovered

The Gemini Planet Imager imaging instrument perched atop Chile’s Gemini South Telescope has for the first time discovered an exoplanet which is Jupiter-like within a young system. In all likelihood,…

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Posted on January 13, 2016July 20, 2016

Editorial: Kepler – Down but not out

The failure of the second of the four gyroscope-like reaction wheels of the Kepler space telescope in May this year brings down the curtain on its primary mission of identifying…

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Posted on January 12, 2016

Editorial: Searching for Earth’s twin

Published in The Hindu on January 14, 2013 The recent announcement at the American Astronomical Society meeting in California dramatically increases the possibility of finding Earth-sized extra-solar planets, or exoplanets,…

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Posted on January 9, 2016

Two more planets orbiting binary stars discovered

Published in the Hindu on January 12, 2012 More than 700 planets orbiting a star (extrasolar planets) have been discovered till date. But a planet orbiting two stars was more…

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Posted on January 7, 2016

Editorial: In search of a second earth

Published in The Hindu on March 10, 2011 The discovery of six exoplanets or extra-solar planets (planets outside the Solar System) orbiting a single sun-like star, dubbed Kepler-11, at a…

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