Exoplanets

  1. Video content

    Video caption: Didier Queloz: Nobel laureate looks forward to planet mission

    Didier Queloz, who won this year's Physics Nobel, is chair of the science team behind the Cheops telescope.

  2. Video content

    Video caption: European space telescope will measure distant worlds

    The Cheops mission will gather information that should reveal the composition of far-off planets.

  3. By Mary Halton

    Science reporter, BBC News

    A blue gas giant with rings, two moons orbit. One looks like Earth but not. The other, Mars.

    Distant moons may be the most plentiful habitats in the galaxy

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  4. Video content

    Video caption: Nasa's Tess: Planet-hunting satellite lifts off

    Nasa's Transiting Exoplanet Survey Satellite (Tess) searches for new planets.