
HR 810 - System
HR 810, a Sun-like F-type star of 1.34 solar masses, and HR 810 b, a 2.27-Jupiter-mass companion, with an orbital period of 303 days, at 0.920 AU from its star, on an eccentric orbit (e ≈ 0.14).
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HR 810, a Sun-like F-type star of 1.34 solar masses, and HR 810 b, a 2.27-Jupiter-mass companion, with an orbital period of 303 days, at 0.920 AU from its star, on an eccentric orbit (e ≈ 0.14).

HR 858, a Sun-like F-type star of 1.20 solar masses, and HR 858 b, a 3.5-Earth-mass planet, with an orbital period of 3.6 days, at 0.049 AU from its star, and an equilibrium temperature near 1,552 K.

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HS Psc, an orange K-type dwarf of 0.69 solar masses, and HS Psc b, a 1.46-Jupiter-mass companion, with an orbital period of 4.0 days, at 0.043 AU from its star, on an eccentric orbit (e ≈ 0.27).

HU Aqr, a Sun-like G-type star of 0.88 solar masses, and HU Aqr AB b, a 5.90-Jupiter-mass companion, with an orbital period of 6.54 years, at 3.600 AU from its star.

Watch four equal masses weave a mesmerizing hexagonal trajectory. Mutual Newtonian gravity alone preserves this delicate, periodic six-fold choreography indefinitely.

IC 4651 9122, an orange K-type dwarf of 2.10 solar masses, and IC 4651 9122 b, a 6.30-Jupiter-mass companion, with an orbital period of 2.01 years, at 2.038 AU from its star, on an eccentric orbit (e ≈ 0.18).

IRAS 04125+2902, an orange K-type dwarf of 0.70 solar masses, and IRAS 04125+2902 b, a planet with 10.7 Earth radii, with an orbital period of 8.8 days, at 0.077 AU from its star, and an equilibrium.

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