description GJ 3470 b Overview
GJ 3470 b is a warm Neptune-mass planet orbiting an M-dwarf ~100 light-years away, discovered in 2012; Hubble detected one of the largest atmospheric mass-loss rates yet measured for an exoplanet.
insights Why this score
GJ 3470 b ranks #123 of 269 in the Exoplanet ranking, behind Kepler-11g, ahead of Kepler-90g.
help GJ 3470 b FAQ
How good is GJ 3470 b?
GJ 3470 b scores 6.62/10 (Fair) on Lunoo, making it rated in the Exoplanet category.
What are the best alternatives to GJ 3470 b?
See our alternatives page for GJ 3470 b for a ranked list with scores. Top alternatives include: GJ 436 b, K2-18b, TRAPPIST-1c.
How does GJ 3470 b compare to GJ 436 b?
See our detailed comparison of GJ 3470 b vs GJ 436 b with scores, features, and an AI-powered verdict.
Is GJ 3470 b worth it in 2026?
With a score of 6.62/10, GJ 3470 b is a solid option in Exoplanet. See all Exoplanet ranked.
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