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  1. Article

    Open Access

    The EChO science case

    The discovery of almost two thousand exoplanets has revealed an unexpectedly diverse planet population. We see gas giants in few-day orbits, whole multi-planet systems within the orbit of Mercury, and new popu...

    Giovanna Tinetti, Pierre Drossart, Paul Eccleston, Paul Hartogh… in Experimental Astronomy (2015)

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    Article

    EChO

    A dedicated mission to investigate exoplanetary atmospheres represents a major milestone in our quest to understand our place in the universe by placing our Solar System in context and by addressing the suitab...

    G. Tinetti, J. P. Beaulieu, T. Henning, M. Meyer, G. Micela… in Experimental Astronomy (2012)

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    Article

    One or more bound planets per Milky Way star from microlensing observations

    A statistical analysis of microlensing data from 2002–07 reveals that stars in the Milky Way are orbited by planets as a rule, rather than an exception.

    A. Cassan, D. Kubas, J.-P. Beaulieu, M. Dominik, K. Horne, J. Greenhill… in Nature (2012)

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    Article

    Discovery of a cool planet of 5.5 Earth masses through gravitational microlensing

    Over 170 extrasolar planets have so far been discovered, with a wide range of masses and orbital periods, but until last July no planet of Neptune's mass or less had been detected any more than 0.15 astronomic...

    J.-P. Beaulieu, D. P. Bennett, P. Fouqué, A. Williams, M. Dominik… in Nature (2006)