| Fictional info (?) |
| Suggested name | Hespon |
| Planet type | Huge cold gas giant |
| It was the one of the first exoplanets visited by a spacecraft, and one of the first to be successfully landed on. |
| Atmosphere | Formaldehyde | 66% |
| Neon | 27% |
| Ethane | 5.3% |
| Helium | 0.55% |
| 2H2O | 0.08% |
| Ammonium hydrosulfide (NH4SH) | 2.1E-5% |
| Atmospheric pressure | 25 bar |
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| Moon | Tislene-ro | Small round rocky moon |
| Makarosa Eukebe | Large potato shaped ice planetoid |
| Thelskoll-jotle | Very small almost round ice comet |
| Uqgelene'dus | Huge irregular rocky moon |
| Pamargel Dus | Very small slightly egg-shaped ice moon |
| Thrymr | Medium-sized slightly egg-shaped crater-filled asteroid |
| Mardra Eurycli | Medium-sized slightly egg-shaped ice moon |
| Noeano-bi | Large irregular rocky moon |
| Mospina-porie | Huge potato shaped rocky asteroid |
| Steph | Very small round gaseous moon |
| Daph Tejarn-at | Very small round rocky planetoid |
| Pepagaeon | Very small almost round gaseous moon |
| Tonpero Hesie Pa | Very small irregular rocky asteroid |
| Nomemedeia Thee | Very small round oceanic comet |
| Meebega Mephaë | Huge irregular rocky moon |
| Calythi | Small slightly egg-shaped rocky asteroid |
| Celi Theor | Huge potato shaped rocky asteroid |
| Farpaton Be | Very small round crater-filled asteroid |
| Haliymir Dysri | Large round rocky moon |
| Thehyrir | Medium-sized potato shaped ice comet |
| Ferao Medeia | Medium-sized slightly egg-shaped rocky asteroid |
| Tiny-munpho-li | Small almost round crater-filled moon |
| Kasiar | Large round rocky asteroid |
| Theepi-apus'thy | Large irregular rocky moon |
| Makateus | Large round rocky asteroid |
| Riorix | Huge slightly egg-shaped rocky comet |
| Deiti Iatay Iji | Huge round ice planetoid |
| Eumirly | Very small irregular rocky moon |
| Sycohionn | Small irregular oceanic moon |
| Theedita Laoprax | Medium-sized round ice asteroid |
| Nissida | Medium-sized irregular rocky comet |
| Google search for Hespon |