| Fictional info (?) |
| Suggested name | Youy Yang |
| Planet type | Large cold gas giant |
| It may have had nitrogen oceans in the past, but these would have vaporized as the temperature rose due to a runaway greenhouse effect. |
| Atmosphere | Formaldehyde | 91% |
| Sulfur dioxide | 5.2% |
| Nitrogen | 2.3% |
| Ammonia | 0.55% |
| Atmospheric pressure | 0.0014 bar |
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| Moon | Jwan-t | Large almost round rocky comet |
| Ying-wouch Enler | Small slightly egg-shaped rocky asteroid |
| Tanlwen Gow | Medium-sized potato shaped rocky moon |
| Zhyin | Huge almost round gaseous moon |
| Swol-yanq | Very small round oceanic asteroid |
| Ougang'ch | Huge almost round rocky moon |
| Yonyang Lyo | Very small slightly egg-shaped rocky moon |
| Chwaikye Jabwo | Huge round oceanic planetoid |
| Yinqaywengm | Medium-sized round ice moon |
| Wawepol | Large round ice planetoid |
| Yinw Angz Ou | Small round ice moon |
| Oudwa Bengsh Ou | Huge potato shaped rocky comet |
| Pwaw | Small round rocky moon |
| Weizh-eiteng | Small potato shaped rocky asteroid |
| Yuanbyan | Small irregular rocky moon |
| Xwugyun-m | Large round gaseous asteroid |
| Lenner Pyoug | Medium-sized potato shaped crater-filled planetoid |
| Yizyu Hyaol | Huge round crater-filled asteroid |
| Erqer | Huge irregular rocky comet |
| Wyue | Medium-sized almost round rocky comet |
| Lwanr'eywei | Huge slightly egg-shaped rocky moon |
| Hyitwai | Medium-sized round oceanic planetoid |
| Yweng-q | Very small irregular oceanic comet |
| Mwengh Yechyou'f | Huge slightly egg-shaped crater-filled asteroid |
| Reizhyin | Large round crater-filled comet |
| Yefwang | Huge irregular ice planetoid |
| Syil Ying | Small round crater-filled asteroid |
| Weng Wying | Very small slightly egg-shaped gaseous asteroid |
| Xwannyong Sh | Very small irregular rocky asteroid |
| Chwanwa Reng | Very small almost round oceanic asteroid |
| Yizhyo Sweij-wen | Medium-sized round rocky asteroid |
| Yunxaol Eidyotan | Small round rocky asteroid |
| Cyaopyang Lying | Very small irregular oceanic moon |
| Teisyew-e | Small round crater-filled moon |
| Yobwen-syao | Medium-sized irregular gaseous moon |
| Esafyan | Medium-sized irregular oceanic asteroid |
| Yandyab Aoxwen | Very small slightly egg-shaped gaseous asteroid |
| Wotwutwen Hwotyu | Large round gaseous comet |
| Google search for Youy yang |