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-186

Abrir no Ouranos

Kepler-186, uma estrela M1, tem 5 planetas confirmados.

Medido

Distância: cerca de 579 anos-luz
Tipo espectral da estrela: M1
Planetas confirmados: 5

Distância do Sol

Sobre 579 anos-luz. Para atravessá-lo:

Luz579 anos
Velocidade da Voyager 110.3 milhões de anos
Dirigindo a 100 km/h6.25 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.

Fatos

Kepler-186 e tem uma temperatura de equilíbrio entre −50 e +50 °C.

Como foi descoberto

Primeiro planeta descoberto em 2014 por trânsito (NASA Exoplanet Archive).

Seus planetas

Kepler-186 d — 1.4 times Earth's width, about Earth-sized — probably rocky; its year lasts 13 days; about 110 °C, hotter than boiling water; found in 2014 by transit.
Kepler-186 f — 1.2 times Earth's width, about Earth-sized — probably rocky; its year lasts 130 days; about −96 °C, below freezing; found in 2014 by transit.
Kepler-186 e — 1.3 times Earth's width, about Earth-sized — probably rocky; its year lasts 22 days; about 46 °C, between freezing and boiling; found in 2014 by transit.
Kepler-186 b — 1.1 times Earth's width, about Earth-sized — probably rocky; its year lasts 4 days; about 300 °C, hotter than boiling water; found in 2014 by transit.
Kepler-186 c — 1.3 times Earth's width, about Earth-sized — probably rocky; its year lasts 7 days; about 190 °C, hotter than boiling water; found in 2014 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-186 d — 1.4 times Earth's width, about Earth-sized — probably rocky; its year lasts 13 days; about 110 °C, hotter than boiling water; found in 2014 by transit.

Kepler-186 f — 1.2 times Earth's width, about Earth-sized — probably rocky; its year lasts 130 days; about −96 °C, below freezing; found in 2014 by transit.

Kepler-186 e — 1.3 times Earth's width, about Earth-sized — probably rocky; its year lasts 22 days; about 46 °C, between freezing and boiling; found in 2014 by transit.

Kepler-186 b — 1.1 times Earth's width, about Earth-sized — probably rocky; its year lasts 4 days; about 300 °C, hotter than boiling water; found in 2014 by transit.

Kepler-186 c — 1.3 times Earth's width, about Earth-sized — probably rocky; its year lasts 7 days; about 190 °C, hotter than boiling water; found in 2014 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.