New observations reveal HD 28471 hosts three compact planets (3.7–5.7 Earth masses) on near-resonant orbits of 3–12 days

26. 8. 2025

New observations reveal HD 28471 hosts three compact planets (3.7–5.7 Earth masses) on near-resonant orbits of 3–12 days

Star system: HD 28471 | Distance from the Sun: 143 light years

Also a possible giant planet may exist farther from the star

Generated by LLM, corrected by human

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HD 28471: a near-resonant compact multiplanet system with a possible cold giant planet external link

Stars mentioned

HD 28471

G5V, Yellow star

mass: 0.98 M☉

radius: 1 R☉

distance: 143 ly

stars in the system: 1

exoplanets: 4

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