SWEEPS-4

Planetary system · 27723.0 light-years away

SWEEPS-4 is 27,723 light-years from the Sun. The NASA Exoplanet Archive lists 1 planet around it; the first was found in 2006 by transit (Hubble Space Telescope).

Fly there in 3D

Worth knowing

SWEEPS-4 b goes round its star every 4.20 days, 21 times as often as Mercury goes round the Sun.

The star

Mass1.24 solar masses
Radius1.18 solar radii
Apparent magnitude18.8
Distance from the Sun27723.0 light-years (8499.9 parsecs)
Position (J2000)RA 269.7247°, Dec -29.1891°
ConstellationSagittarius

Planets (1)

PlanetYearOrbitRadiusMassFound
SWEEPS-4 b4.20 days0.0550 AU9.079 R⊕1207.7 M⊕Transit, 2006

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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