After the discovery of
the new solar system around the star Trappist-1 you have to answer several
questions to confirm if they harbor life and to know if someday humans will be
able to analyze it. While some of these unknowns could be solved in a few
years, others require technologies that may not be available for centuries.
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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.
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