How to characterize habitable worlds and signs of life

L Kaltenegger - Annual Review of Astronomy and Astrophysics, 2017 - annualreviews.org
The detection of exoplanets orbiting other stars has revolutionized our view of the cosmos.
First results suggest that it is teeming with a fascinating diversity of rocky planets, including …

The occurrence of potentially habitable planets orbiting M dwarfs estimated from the full Kepler dataset and an empirical measurement of the detection sensitivity

CD Dressing, D Charbonneau - The Astrophysical Journal, 2015 - iopscience.iop.org
We present an improved estimate of the occurrence rate of small planets orbiting small stars
by searching the full four-year Kepler data set for transiting planets using our own planet …

Habitability and biosignatures of Hycean worlds

N Madhusudhan, AAA Piette… - The Astrophysical …, 2021 - iopscience.iop.org
We investigate a new class of habitable planets composed of water-rich interiors with
massive oceans underlying H 2-rich atmospheres, referred to here as Hycean worlds. With …

Habitable zones around main-sequence stars: dependence on planetary mass

RK Kopparapu, RM Ramirez… - The Astrophysical …, 2014 - iopscience.iop.org
The ongoing discoveries of extra-solar planets are unveiling a wide range of terrestrial mass
(size) planets around their host stars. In this Letter, we present estimates of habitable zones …

Impact of clouds and hazes on the simulated JWST transmission spectra of habitable zone planets in the TRAPPIST-1 system

TJ Fauchez, M Turbet, GL Villanueva… - The Astrophysical …, 2019 - iopscience.iop.org
The TRAPPIST-1 system, consisting of an ultracool host star having seven known Earth-
sized planets, will be a prime target for atmospheric characterization with the James Webb …

The inner edge of the habitable zone for synchronously rotating planets around low-mass stars using general circulation models

R kumar Kopparapu, ET Wolf… - The Astrophysical …, 2016 - iopscience.iop.org
Terrestrial planets at the inner edge of the habitable zone (HZ) of late-K and M-dwarf stars
are expected to be in synchronous rotation, as a consequence of strong tidal interactions …

The Climates of Other Worlds: A Review of the Emerging Field of Exoplanet Climatology

AL Shields - The Astrophysical Journal Supplement Series, 2019 - iopscience.iop.org
The discovery of planets orbiting stars other than the Sun has accelerated over the past
decade, and this trend will continue as new space-and ground-based observatories employ …

A catalog of Kepler habitable zone exoplanet candidates

SR Kane, ML Hill, JF Kasting… - The Astrophysical …, 2016 - iopscience.iop.org
The NASA Kepler mission ha s discovered thousands of new planetary candidates, many of
which have been confirmed through follow-up observations. A primary goal of the mission is …

Habitable moist atmospheres on terrestrial planets near the inner edge of the habitable zone around M dwarfs

R kumar Kopparapu, ET Wolf, G Arney… - The Astrophysical …, 2017 - iopscience.iop.org
Terrestrial planets in the habitable zones (HZs) of low-mass stars and cool dwarfs have
received significant scrutiny recently. Transit spectroscopy of such planets with the James …

Detectability of atmospheric features of Earth-like planets in the habitable zone around M dwarfs

F Wunderlich, M Godolt, JL Grenfell, S Städt… - Astronomy & …, 2019 - aanda.org
Context. The characterisation of the atmosphere of exoplanets is one of the main goals of
exoplanet science in the coming decades. Aims. We investigate the detectability of …