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-1690 b tem uma temperatura de equilíbrio entre −50 e +50 °C.
Como foi descoberto
Primeiro planeta descoberto em 2020 por trânsito (NASA Exoplanet Archive).
Seus planetas
Kepler-1690 b — 2.8 times Earth's width, a 'sub-Neptune' — bigger than Earth, smaller than Neptune; its year lasts 230 days; about −6 °C, below freezing; found in 2020 by transit.
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.