exoplanet_descriptions/2mass_j1657-5343_c.txt Uruhu-ron (2MASS J1657-5343 c)
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Info for exoplanet "Uruhu-ron"


Scientific (actual) data
Name2MASS J1657-5343 c
Planet statusConfirmed
Planet mass20
Orbital period1035140
Semi major axis180
Discovered2017
Updated2024-07-08
PublicationPublished in a refereed paper
Detection typeImaging
Alternate names2MASS J16572029-5343316 c
Star name2MASS J1657-5343
Right ascension254.33°
Declination-53.73°
Mag v11.78
Mag j8.69
Mag h8.07
Mag k7.79
Star distance50.5462
Star mass0.49
Star radius0.924
Star sp typeM3V
Star temperature3568
Star alternate names2MASS J16572029-5343316
Wikipedia article2MASS J1657-5343 c

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Fictional info (?)
Suggested nameUruhu-ron
Planet typeHuge cold gas giant
The polar regions are constantly below 234°K (-39°C).

.
AtmosphereHydrogen deuteride (HD)77%
Carbonyl sulfide11%
Formaldehyde8%
Hydrogen peroxide3.2%
Molecular hydrogen0.58%
Hydrogen0.012%
Neon0.00042%
Atmospheric pressure28 bar
artist's rendition
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EseteSmall almost round gaseous moon
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Xasa NuMedium-sized almost round rocky moon
Qerutar IxSmall almost round rocky asteroid
PuqykSmall almost round ice asteroid
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