Exoplanet biosignatures: understanding oxygen as a biosignature in the context of its environment
VS Meadows, CT Reinhard, GN Arney… - Astrobiology, 2018 - liebertpub.com
We describe how environmental context can help determine whether oxygen (O2) detected
in extrasolar planetary observations is more likely to have a biological source. Here we …
in extrasolar planetary observations is more likely to have a biological source. Here we …
Observations of exoplanet atmospheres
IJM Crossfield - Publications of the Astronomical Society of the …, 2015 - iopscience.iop.org
Detailed characterization of an extrasolar planet's atmosphere provides the best hope for
distinguishing the makeup of its outer layers, and the only hope for understanding the …
distinguishing the makeup of its outer layers, and the only hope for understanding the …
Probabilistic forecasting of the masses and radii of other worlds
Mass and radius are two of the most fundamental properties of an astronomical object.
Increasingly, new planet discoveries are being announced with a measurement of one of …
Increasingly, new planet discoveries are being announced with a measurement of one of …
A chemical survey of exoplanets with ARIEL
Thousands of exoplanets have now been discovered with a huge range of masses, sizes
and orbits: from rocky Earth-like planets to large gas giants grazing the surface of their host …
and orbits: from rocky Earth-like planets to large gas giants grazing the surface of their host …
Characterizing transiting exoplanet atmospheres with JWST
We explore how well spectra from the James Webb Space Telescope (JWST) will likely
constrain bulk atmospheric properties of transiting exoplanets. We start by modeling the …
constrain bulk atmospheric properties of transiting exoplanets. We start by modeling the …
The near-infrared spectrograph (nirspec) on the james webb space telescope-iv. capabilities and predicted performance for exoplanet characterization
SM Birkmann, P Ferruit, G Giardino, LD Nielsen… - Astronomy & …, 2022 - aanda.org
The Near-Inrared Spectrograph (NIRSpec) on the James Webb Space Telescope (JWST) is
a very versatile instrument, offering mul-tiobject and integral field spectroscopy with varying …
a very versatile instrument, offering mul-tiobject and integral field spectroscopy with varying …
A consistent retrieval analysis of 10 hot Jupiters observed in transmission
JK Barstow, S Aigrain, PGJ Irwin… - The Astrophysical …, 2016 - iopscience.iop.org
We present a consistent optimal estimation retrieval analysis of 10 hot Jupiter exoplanets,
each with transmission spectral data spanning the visible to near-infrared wavelength range …
each with transmission spectral data spanning the visible to near-infrared wavelength range …
Detectability of biosignatures in anoxic atmospheres with the James Webb Space Telescope: A TRAPPIST-1e case study
J Krissansen-Totton, R Garland, P Irwin… - The Astronomical …, 2018 - iopscience.iop.org
Abstract The James Webb Space Telescope (JWST) may be capable of finding biogenic
gases in the atmospheres of habitable exoplanets around low-mass stars. Considerable …
gases in the atmospheres of habitable exoplanets around low-mass stars. Considerable …
JWST noise floor. I. Random error sources in JWST NIRCam time series
E Schlawin, J Leisenring, K Misselt… - The Astronomical …, 2020 - iopscience.iop.org
Abstract James Webb Space Telescope (JWST) transmission and emission spectra will
provide invaluable glimpses of transiting exoplanet atmospheres, including possible …
provide invaluable glimpses of transiting exoplanet atmospheres, including possible …
Observing transiting planets with JWST-prime targets and their synthetic spectral observations
P Mollière, R van Boekel, J Bouwman… - Astronomy & …, 2017 - aanda.org
Context. The James Webb Space Telescope will enable astronomers to obtain exoplanet
spectra of unprecedented precision. The MIRI instrument especially may shed light on the …
spectra of unprecedented precision. The MIRI instrument especially may shed light on the …