Results 21 to 30 of about 112 (111)

Magma Ocean Evolution of the TRAPPIST-1 Planets

open access: yesAstrobiology, 2021
Recent observations of the potentially habitable planets TRAPPIST-1 e, f, and g suggest that they possess large water mass fractions of possibly several tens of weight percent of water, even though the host star's activity should drive rapid atmospheric escape.
Barth, Patrick   +5 more
openaire   +5 more sources

On the Age of the TRAPPIST-1 System [PDF]

open access: yesThe Astrophysical Journal, 2017
Abstract The nearby (d = 12 pc) M8 dwarf star TRAPPIST-1 (2MASS J23062928−0502285) hosts a compact system of at least seven exoplanets with sizes similar to Earth. Given its importance for testing planet formation and evolution theories, and for assessing the prospects for habitability among Earth-size exoplanets orbiting the most common
Adam J. Burgasser, Eric E. Mamajek
openaire   +2 more sources

Nonlinear dynamics of the Trappist-1-Trappist-1e exoplanetary system

open access: yes, 2023
Abstract I addition to the various methods on the study of exoplanetary systems, the case of the circular restricted three body problem can be used, among others, to determine the character of the orbits of an astronomical body which moves under the action of the gravitational field of two massive bodies such as star-planets or binary star ...
openaire   +1 more source

Palamism Does Not Disfigure the Gospel: A Reply to Thomas Weinandy

open access: yesInternational Journal of Systematic Theology, EarlyView.
Abstract In a 2024 article in the IJST, Fr. Thomas Weinandy argues that the theological system of Gregory Palamas is in grave error, especially with respect to its commitment to an objective ontological distinction between God's essence and His energies. In his concluding paragraph Fr.
Travis Dumsday
wiley   +1 more source

Doctrine, Narrative and the Formation of Christian Identity: A Conversation with Alister McGrath

open access: yesInternational Journal of Systematic Theology, EarlyView.
Abstract This article offers a critical and appreciative response to Alister McGrath’s The Nature of Christian Doctrine, exploring the formation of doctrine as a dynamic communal process rooted in Scripture, liturgy and historical context. It highlights McGrath’s analogy between doctrinal development and scientific method, emphasising the search for a ...
Frances Margaret Young
wiley   +1 more source

Eros as the Meeting of Ecstasies in Christ: The Eucharistic Link between Divine and Human Love in Dionysius the Areopagite

open access: yesInternational Journal of Systematic Theology, EarlyView.
Abstract Dionysius's vision of eros as a meeting of reciprocal ecstasies – where lover and beloved each pass out of themselves and into the other – has often been read as unifying dimensions of love otherwise thought to stand in tension, such as giving and receiving.
Noah Karger
wiley   +1 more source

Theodor Steinbüchel's Great Figures of Christian Humanism

open access: yesModern Theology, EarlyView.
Abstract Theodor Steinbüchel (1888–1949) offers a study of eight figures in Western history who may be regarded as gestalts of Christian Humanism. He argued that none of these eight figures will ever return in the same way, but since there was an eternal conception of Christianity to which their ethos gave human form, each of these gestalts can be ...
Tracey Rowland
wiley   +1 more source

Effects of Hot Oxygen Corona on Ion Escape From Venus‐Like Planets

open access: yesJournal of Geophysical Research: Space Physics, Volume 131, Issue 6, June 2026.
Abstract Due to the lack of a significant planetary magnetic field, the upper atmospheres of Venus‐like planets interact directly with the stellar wind. Therefore, thermal atomic oxygen in the thermosphere and hot oxygen in the corona produced by non‐thermal processes in the upper atmosphere act as a source of ion pickup loss.
T. Nishioka   +6 more
wiley   +1 more source

Evolução Orbital dos Exoplanetas (TRAPPIST-1e e TRAPPIST-1g) que estão na Zona Habitável da Estrela TRAPPIST-1

open access: yesSitientibus Série Ciências Físicas, 2020
A abordagem central baseia-se no problema de três corpos, em que é analisada a dinâmica secular de um sistema composto por uma estrela central e dois planetas sob influência gravitacional mútua, considerando a perturbação devido ao efeito da atração gravitacional do terceiro corpo em órbita elíptica e inclinada até a terceira ordem do potencial ...
Samara Rebeka Pita Maciel   +1 more
openaire   +2 more sources

Innovating Aircraft Repair Processes: The Role of Digitalization in Sustainability

open access: yesAdvanced Engineering Materials, Volume 28, Issue 7, 8 April 2026.
This research explores how digitalization—by storing detailed non‐destructive testing data in structured DICONDE databases and creating a standard data model of the component—innovates aviation maintenance and repair processes. Coupled with a developed state‐based simulation model, it enables data‐driven, sustainable repair strategies that reduce waste,
Johanna Aigner   +3 more
wiley   +1 more source

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