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Friday, February 24, 2017

Discovery of exoplanets: Can there be life in Trappist-1?

Recreation of the new solar system with seven planets like Earth. A NASA telescope Seven terrestrial planets orbiting around a soft and quiet sun, at suitable distances, so that there is liquid water in them. The panorama can not be more optimistic for Trappist-1 (it is always better that name than its official name of 2MASS J23062928-0502285) can shelter the first sign of life outside our planet.

Thursday, February 23, 2017

A system with seven earths of terrestrial size

A team of astronomers has revealed the first system known to harbor seven Earth-sized planets around an individual star (called TRAPPIST-1b, c, d, e, f, g and h). Three of these planets lies within the habitable zone, the area around the star where a rocky planet could hold liquid water on its surface, a key to life as we know it.