Traduzido por IA (Opus 5.5) a partir do cartão em inglês. Números, nomes e fontes não foram alterados.

Estrela com 5 planetas conhecidos

Kepler-444

Abrir no Ouranos

Kepler-444, uma estrela K, tem 5 planetas confirmados.

Medido

Distância: cerca de 119 anos-luz
Tipo espectral da estrela: K
Planetas confirmados: 5

Distância do Sol

Sobre 119 anos-luz. Para atravessá-lo:

Luz119 anos
Velocidade da Voyager 12.11 milhões de anos
Dirigindo a 100 km/h1.28 bilhões de anos

Voyager 1 à velocidade com que se afastou ao longo do ano até 2026-10-25 (JPL Horizons). Dirigindo: sem parar, sem nunca reabastecer.

Como foi descoberto

Primeiro planeta descoberto em 2015 por trânsito (NASA Exoplanet Archive).

Seus planetas

Kepler-444 d — 0.5 times Earth's width, smaller than the Earth; its year lasts 6 days; about 510 °C, hotter than boiling water; found in 2015 by transit.
Kepler-444 e — 0.6 times Earth's width, smaller than the Earth; its year lasts 8 days; about 450 °C, hotter than boiling water; found in 2015 by transit.
Kepler-444 c — 0.5 times Earth's width, smaller than the Earth; its year lasts 5 days; about 600 °C, hotter than boiling water; found in 2015 by transit.
Kepler-444 b — 0.4 times Earth's width, smaller than the Earth; its year lasts 4 days; about 670 °C, hotter than boiling water; found in 2015 by transit.
Kepler-444 f — 0.7 times Earth's width, smaller than the Earth; its year lasts 10 days; about 400 °C, hotter than boiling water; found in 2015 by transit.

The NASA Exoplanet Archive's page

De onde vem isto

NASA Exoplanet Archive, Planetary Systems Composite Parameters (fetched 2026-11-02). Composite values: where a planet's size or mass was not measured, the archive estimates it from the other.
This research has made use of the NASA Exoplanet Archive, which is operated by the California Institute of Technology, under contract with NASA under the Exoplanet Exploration Program.

Todo catálogo que o Ouranos utiliza é creditado na página de créditos.

Seus planetas

Kepler-444 d — 0.5 times Earth's width, smaller than the Earth; its year lasts 6 days; about 510 °C, hotter than boiling water; found in 2015 by transit.

Kepler-444 e — 0.6 times Earth's width, smaller than the Earth; its year lasts 8 days; about 450 °C, hotter than boiling water; found in 2015 by transit.

Kepler-444 c — 0.5 times Earth's width, smaller than the Earth; its year lasts 5 days; about 600 °C, hotter than boiling water; found in 2015 by transit.

Kepler-444 b — 0.4 times Earth's width, smaller than the Earth; its year lasts 4 days; about 670 °C, hotter than boiling water; found in 2015 by transit.

Kepler-444 f — 0.7 times Earth's width, smaller than the Earth; its year lasts 10 days; about 400 °C, hotter than boiling water; found in 2015 by transit.

De onde vem isto

NASA Exoplanet Archive, Planetary Systems Composite Parameters (fetched 2026-11-02). Composite values: where a planet's size or mass was not measured, the archive estimates it from the other.

This research has made use of the NASA Exoplanet Archive, which is operated by the California Institute of Technology, under contract with NASA under the Exoplanet Exploration Program.