Exoplanet science with a space-based mid-infrared nulling interferometer

Sascha P. Quanz*, Jens Kammerer, Denis Defrère, Olivier Absil, Adrian M. Glauser, Daniel Kitzmann

*Corresponding author for this work

    Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

    27 Citations (Scopus)

    Abstract

    One of the long-term goals of exoplanet science is the (atmospheric) characterization of a large sample (>100) of terrestrial planets to assess their potential habitability and overall diversity. Hence, it is crucial to quantitatively evaluate and compare the scientific return of various mission concepts. Here we discuss the exoplanet yield of a space-based mid-infrared (MIR) nulling interferometer. We use Monte-Carlo simulations, based on the observed planet population statistics from the Kepler mission, to quantify the number and properties of detectable exoplanets (incl. potentially habitable planets) and we compare the results to those for a large aperture optical/NIR space telescope. We investigate how changes in the underlying technical assumptions (sensitivity and spatial resolution) impact the results and discuss scientific aspects that influence the choice for the wavelength coverage and spectral resolution. Finally, we discuss the advantages of detecting exoplanets at MIR wavelengths, summarize the current status of some key technologies, and describe what is needed in terms of further technology development to pave the road for a space-based MIR nulling interferometer for exoplanet science.

    Original languageEnglish
    Title of host publicationOptical and Infrared Interferometry and Imaging VI
    EditorsPeter G. Tuthill, Michelle J. Creech-Eakman, Antoine Merand
    PublisherSPIE
    ISBN (Print)9781510619555
    DOIs
    Publication statusPublished - 2018
    Event2018 Optical and Infrared Interferometry and Imaging VI - Austin, United States
    Duration: 11 Jun 201815 Jun 2018

    Publication series

    NameProceedings of SPIE - The International Society for Optical Engineering
    Volume10701
    ISSN (Print)0277-786X
    ISSN (Electronic)1996-756X

    Conference

    Conference2018 Optical and Infrared Interferometry and Imaging VI
    Country/TerritoryUnited States
    CityAustin
    Period11/06/1815/06/18

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