TOI-4458

Planetary system · 1648.5 light-years away · also TYC 4426-00400-1

TOI-4458 is 1,649 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this 6,151 K star; the first was found in 2026 by transit (Transiting Exoplanet Survey Satellite (TESS)).

Fly there in 3D

Worth knowing

TOI-4458 b goes round its star every 3.94 days, 22 times as often as Mercury goes round the Sun.

The star

Surface temperature6,151 K
Mass1.47 solar masses
Radius1.96 solar radii
Luminosity5.34 times the Sun
Apparent magnitude11.172
Ageabout 2.8 billion years
Distance from the Sun1648.5 light-years (505.4 parsecs)
Position (J2000)RA 252.1260°, Dec 74.7638°
ConstellationDraco

Planets (1)

PlanetYearOrbitRadiusMassFound
TOI-4458 b3.94 days0.0522 AU12.408 R⊕552.07 M⊕Transit, 2026

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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