Results 101 to 110 of about 36,413 (332)

Habitable Zones in Binary Star Systems: A Zoology

open access: yesGalaxies, 2020
Several concepts have been brought forward to determine where terrestrial planets are likely to remain habitable in multi-stellar environments. Isophote-based habitable zones, for instance, rely on insolation geometry to predict habitability, whereas ...
Siegfried Eggl   +2 more
doaj   +1 more source

Tidal Effects on the Habitability of Exoplanets: The Case of GJ 581 d

open access: yes, 2010
Tides may be crucial to the habitability of exoplanets. If such planets form around low-mass stars, then those in the circumstellar habitable zone will be close enough to their host stars to experience strong tidal forces.
Barnes, Rory   +4 more
core   +1 more source

Confirmation of a Non‐Transiting Planet in the Habitable Zone of the Nearby M Dwarf L 98‐59

open access: yesAstronomische Nachrichten, EarlyView.
ABSTRACT Only 40 exoplanetary systems with five or more planets are currently known. These systems are crucial for our understanding of planet formation and planet‐planet interaction. The M dwarf L 98‐59 has previously been found to show evidence of five planets, three of which are transiting.
Paul I. Schwarz   +2 more
wiley   +1 more source

The Ice Cap Zone: A Unique Habitable Zone for Ocean Worlds

open access: yes, 2018
Traditional definitions of the habitable zone assume that habitable planets contain a carbonate-silicate cycle that regulates CO2 between the atmosphere, surface, and the interior.
Levi, Amit, Ramirez, Ramses M.
core   +1 more source

A New Era for Using Natural Pigments: The Case of the C50 Carotenoid Called Bacterioruberin

open access: yesBiotechnology and Applied Biochemistry, EarlyView.
ABSTRACT Haloarchaea are extremophilic microorganisms belonging to the Archaea domain that require high salt concentrations to live, thus inhabiting ecosystems like salty ponds, salty marshes, or extremely salty lagoons. They are more abundant and widely distributed worldwide than initially expected.
Micaela Giani   +5 more
wiley   +1 more source

Born Dry or Born Wet? A Palette of Water Growth Histories in TRAPPIST-1 Analogs and Compact Planetary Systems

open access: yesThe Astrophysical Journal Letters
It is still unclear whether exoplanets in compact multiplanet systems such as TRAPPIST-1 are able to accrete large quantities of volatiles, grow to sufficient mass, and maintain robust atmospheres and hydrospheres.
Howard Chen   +3 more
doaj   +1 more source

HABITABLE ZONE DEPENDENCE ON STELLAR PARAMETER UNCERTAINTIES [PDF]

open access: yesThe Astrophysical Journal, 2014
9 pages, 9 figures, accepted for publication in the Astrophysical ...
openaire   +2 more sources

Requirements for Joint Orbital Characterization of Cold Giants and Habitable Worlds with Habitable Worlds Observatory

open access: yesThe Astronomical Journal
We determine optimal requirements for the joint detection of habitable-zone planets and cold giant planets with the Habitable Worlds Observatory (HWO). Analysis of 164 nearby stars shows that a coronagraph outer working angle of 1440 milliarcseconds (mas)
Sabina Sagynbayeva   +12 more
doaj   +1 more source

The Habitable Zones of Rapidly Rotating Main Sequence A/F Stars

open access: gold, 2022
John P. Ahlers   +4 more
openalex   +1 more source

Indonesian inquiry: A narrative of biocultural teaching on Sulawesi Utara

open access: yesBritish Educational Research Journal, EarlyView.
Abstract Using phenomenology, narrative inquiry and autoethnographic approaches, this study analyses a program of faculty development conducted alongside the delivery of an international field school. Through this study, we explore the value and benefits of inter‐cultural field programming and how these might serve to complement or to redress ...
David Zandvliet, Wiske Rotinsulu
wiley   +1 more source

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