WASP-89

Planetary system · 948.9 light-years away

WASP-89 is 949 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this K3 star; the first was found in 2015 by transit (SuperWASP).

Fly there in 3D

Worth knowing

WASP-89 b goes round its star every 3.36 days, 26 times as often as Mercury goes round the Sun.

The star

Spectral typeK3
Surface temperature5,130 K
Mass0.92 solar masses
Radius0.88 solar radii
Luminosity0.4536 times the Sun
Apparent magnitude13.21
Ageabout 1.3 billion years
Distance from the Sun948.9 light-years (290.9 parsecs)
Position (J2000)RA 313.9000°, Dec -18.9714°
ConstellationCapricornus

Planets (1)

PlanetYearOrbitRadiusMassFound
WASP-89 b3.36 days0.0427 AU11.657 R⊕1875.2 M⊕Transit, 2015

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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