description K2-3 d Overview
K2-3 d is a transiting exoplanet orbiting K2-3, a nearby cool M-dwarf star. It was identified from observations by NASA’s K2 mission and has a radius in the super-Earth range, larger than Earth but smaller than Neptune. Its orbital period is about 45 days, placing it near the region where temperatures may permit liquid water under suitable atmospheric conditions, although the planet’s actual atmosphere and surface environment are not known.
help K2-3 d FAQ
How good is K2-3 d?
K2-3 d scores 6.62/10 (Fair) on Lunoo, making it rated in the Exoplanet category.
What are the best alternatives to K2-3 d?
See our alternatives page for K2-3 d for a ranked list with scores. Top alternatives include: LHS 1140 b, Kepler-296f, Kepler-296e.
How does K2-3 d compare to LHS 1140 b?
See our detailed comparison of K2-3 d vs LHS 1140 b with scores, features, and an AI-powered verdict.
Is K2-3 d worth it in 2026?
With a score of 6.62/10, K2-3 d is a solid option in Exoplanet. See all Exoplanet ranked.
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