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System with 3 Earth-sized Planets discovered

Artistic simulation of a planetary system composed by three rocky planets with the same size of the Earth. Credit: Gabriel Pérez Díaz, SMM (IAC)

Artistic simulation of a planetary system composed by three rocky planets with the same size of the Earth. Credit: Gabriel Pérez Díaz, SMM (IAC)

Today marks the discovery of two new planetary systems, one of them hosting three planets with the same size of the Earth. The information about these new exoplanets has been obtained from the data collected by the K2 mission of NASA’s Kepler satellite, which started in November 2013. The work, which will be published in the Monthly Notices of the magazine Royal Astronomical Society (MNRAS), reveals the existence of two new planetary systems detected from the eclipses they produce in the stellar light of their respective stars...

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