HD 86728

Planetary system · 48.7 light-years away · also HD 86728, HIP 49081

HD 86728 is 48.7 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this G1V star; the first was found in 2025 by radial velocity (Multiple Observatories).

Fly there in 3D

Worth knowing

HD 86728 b goes round its star every 31.2 days, 2.8 times as often as Mercury goes round the Sun.

The star

Spectral typeG1V
Surface temperature5,610 K
Mass0.967 solar masses
Radius1.237 solar radii
Luminosity1.365 times the Sun
Apparent magnitude5.37988
Ageabout 9.52 billion years
Distance from the Sun48.7 light-years (14.9 parsecs)
Position (J2000)RA 150.2501°, Dec 31.9218°
ConstellationLeo Minor

Planets (1)

PlanetYearOrbitRadiusMassFound
HD 86728 b31.2 days0.192 AU3.03 R⊕ estimated9.43 M⊕ minimumRadial Velocity, 2025

Values are the NASA Exoplanet Archive’s composite parameters. A radius marked estimated comes from a mass–radius relation; a mass marked minimum is M sin i. Planet sizes and colours in the 3D view are renderings: none of these worlds has been photographed as more than a point of light.

Sources

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