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TOI 663
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TOI 663 c
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Exoplanet TOI 663 c

Exoplanet TOI 663 c orbits star TOI 663 that lies 209 light years away from the Sun. It weighs about 3.7 Earth masses and orbits its star much closer than Earth orbits Sun.
Sun distance
209 light years

TOI 663 c

Exoplanet, sub-neptune
Star: TOI 663
icon distanceDistance from the star: 0.0437 AU
icon timeOrbit around star: 4.695550 days

Basic characteristic

icon weightMass: 3.7 M Earth
icon radiusSize: 2.26 R Earth | 0.2 R Jupiter
icon densityDensity: 1743 kg/m3 | 32 % Earth
icon temperatureTemperature: 553 K | 280 °C
icon discoveryYear of discovery: 2023 (transit)
Comparison to the Solar system planets
icon massMass: Earth (370 % Earth mass)
icon radiusSize: Neptune (59 % Neptune radius)
icon massDensity: Neptune (106 % Neptune density)
icon distanceDistance: Mercury (11 % Mercury distance)
Other designations of this exoplanet
c
Exoplanets around star TOI 663
Exoplanet TOI 663 c orbits star Class red dwarf TOI 663, which has lower mass than Sun. It is one of 3 known exoplanets orbiting this star.
TOI 663 b
| 0.03 AU
TOI 663 c
| 0.04 AU
TOI 663 d
| 0.06 AU
Star TOI 663
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