WASP-7

Planetary system · 529.4 light-years away · also HD 197286, TYC 7963-1570-1

WASP-7 is 529 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around this 6,400 K star; the first was found in 2008 by transit (SuperWASP).

Fly there in 3D

Worth knowing

WASP-7 b goes round its star every 4.95 days, 18 times as often as Mercury goes round the Sun.

The star

Surface temperature6,400 K
Mass1.276 solar masses
Radius1.432 solar radii
Luminosity3.442 times the Sun
Apparent magnitude9.504
Ageabout 2.4 billion years
Distance from the Sun529.4 light-years (162.3 parsecs)
Position (J2000)RA 311.0428°, Dec -39.2255°
ConstellationMicroscopium

Planets (1)

PlanetYearOrbitRadiusMassFound
WASP-7 b4.95 days0.0617 AU14.908 R⊕305.12 M⊕Transit, 2008

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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