🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.4 AU - 0.6 AU

Year: 157 Days

Day: 40.4 Hours

Environment

Temp: 39 °C

Axial Tilt: 11.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 1.67 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.5

Radius: 8.8

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.56 AU - 3.12 AU

Year: 2120 Days

Day: 7.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 48,813,123 km

• M1: 109,954 km (0.103 R)
• M2: 460,911 km (0.067 R)
• M3: 786,436 km (0.104 R)
• M4: 1,412,952 km (0.103 R)
• M5: 1,885,980 km (0.095 R)
• M6: 2,600,310 km (0.086 R)
• M7: 3,253,754 km (0.096 R)
• M8: 3,531,557 km (0.086 R)
• M9: 3,841,973 km (0.103 R)
• M10: 4,117,382 km (0.101 R)
• M11: 4,904,417 km (0.109 R)
• M12: 5,376,099 km (0.101 R)
• M13: 6,774,540 km (0.086 R)
• M14: 8,230,426 km (0.107 R)
• M15: 8,573,903 km (0.114 R)
• M16: 10,738,434 km (0.083 R)
• M17: 12,369,201 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 809.4

Radius: 13.6

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 4.26 AU - 4.3 AU

Year: 3922 Days

Day: 13.5 Hours

Environment

Temp: -157 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 48,813,123 km

• M1: 169,494 km (0.098 R)
• M2: 706,102 km (0.119 R)
• M3: 1,174,493 km (0.056 R)
• M4: 1,614,909 km (0.104 R)
• M5: 2,153,910 km (0.108 R)
• M6: 5,433,694 km (0.07 R)
• M7: 6,085,193 km (0.062 R)
• M8: 7,443,242 km (0.062 R)
• M9: 7,891,288 km (0.074 R)
• M10: 8,690,739 km (0.034 R)
• M11: 10,665,730 km (0.073 R)
• M12: 13,472,485 km (0.106 R)
• M13: 14,883,642 km (0.052 R)
• M14: 16,161,656 km (0.03 R)
• M15: 16,915,630 km (0.106 R)
• M16: 18,183,172 km (0.118 R)
• M17: 19,448,471 km (0.042 R)
• M18: 20,569,258 km (0.104 R)
• M19: 21,179,917 km (0.104 R)
• M20: 21,802,543 km (0.089 R)
• M21: 25,486,989 km (0.117 R)
• M22: 26,429,456 km (0.07 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 169.4

Radius: 3.3

Gravity: 15.56 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 11.77 AU - 14.15 AU

Year: 20665 Days

Day: 15.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 48,813,123 km

• M1: 42,635 km (0.091 R)
• M2: 256,112 km (0.037 R)
• M3: 386,262 km (0.085 R)
• M4: 715,227 km (0.118 R)
• M5: 1,218,325 km (0.035 R)
• M6: 1,924,277 km (0.084 R)
• M7: 3,329,151 km (0.044 R)
• M8: 3,577,633 km (0.047 R)
• M9: 3,945,943 km (0.108 R)
• M10: 4,696,027 km (0.086 R)
• M11: 4,850,561 km (0.103 R)
• M12: 5,137,041 km (0.103 R)
• M13: 5,468,550 km (0.11 R)
• M14: 7,018,235 km (0.091 R)
• M15: 8,244,339 km (0.104 R)
• M16: 8,514,812 km (0.097 R)
• M17: 9,705,461 km (0.083 R)
• M18: 9,905,773 km (0.114 R)
• M19: 14,062,798 km (0.092 R)
• M20: 16,769,921 km (0.081 R)
• M21: 18,858,756 km (0.12 R)
• M22: 20,045,965 km (0.11 R)
• M23: 20,370,892 km (0.091 R)
• M24: 28,029,255 km (0.113 R)
• M25: 28,948,385 km (0.097 R)
• M26: 38,392,050 km (0.104 R)
• M27: 40,809,402 km (0.05 R)
• M28: 46,793,167 km (0.044 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 348 - 18,159 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit