🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.64 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.5

Radius: 13.7

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 4.56 AU - 6 AU

Year: 4595 Days

Day: 10.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 53,085,183 km

• M1: 177,124 km (0.044 R)
• M2: 709,543 km (0.096 R)
• M3: 1,616,704 km (0.117 R)
• M4: 2,469,861 km (0.075 R)
• M5: 5,306,087 km (0.105 R)
• M6: 7,700,251 km (0.063 R)
• M7: 14,029,438 km (0.069 R)
• M8: 14,563,802 km (0.03 R)
• M9: 16,074,740 km (0.105 R)
• M10: 16,719,357 km (0.087 R)
• M11: 25,307,921 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 175.3

Radius: 8.5

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 6.1 AU - 8.66 AU

Year: 7593 Days

Day: 14.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 53,085,183 km

• M1: 114,293 km (0.041 R)
• M2: 412,591 km (0.071 R)
• M3: 2,724,476 km (0.105 R)
• M4: 5,027,087 km (0.118 R)
• M5: 5,553,971 km (0.098 R)
• M6: 9,998,972 km (0.114 R)
• M7: 16,887,804 km (0.104 R)
• M8: 23,556,279 km (0.082 R)
• M9: 24,137,616 km (0.109 R)

Planet 3 - Ice Giant

Semi-Major Axis: 13.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 510.8

Radius: 7.4

Gravity: 9.33 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 10.72 AU - 15.88 AU

Year: 18371 Days

Day: 19.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 53,085,183 km

• M1: 119,529 km (0.056 R)
• M2: 411,843 km (0.071 R)
• M3: 721,211 km (0.103 R)
• M4: 1,146,368 km (0.092 R)
• M5: 1,599,201 km (0.107 R)
• M6: 1,903,184 km (0.114 R)
• M7: 2,306,500 km (0.09 R)
• M8: 3,836,437 km (0.087 R)
• M9: 4,779,054 km (0.094 R)
• M10: 5,160,827 km (0.04 R)
• M11: 5,829,231 km (0.061 R)
• M12: 6,144,284 km (0.097 R)
• M13: 6,638,106 km (0.12 R)
• M14: 7,247,418 km (0.117 R)
• M15: 7,565,613 km (0.085 R)
• M16: 8,279,195 km (0.117 R)
• M17: 9,088,968 km (0.034 R)
• M18: 9,730,145 km (0.097 R)
• M19: 11,834,837 km (0.108 R)
• M20: 12,340,628 km (0.04 R)
• M21: 17,807,383 km (0.036 R)
• M22: 18,387,673 km (0.069 R)
• M23: 19,411,820 km (0.105 R)
• M24: 24,090,344 km (0.069 R)
• M25: 26,689,158 km (0.09 R)
• M26: 32,929,035 km (0.113 R)
• M27: 36,252,950 km (0.105 R)
• M28: 37,453,772 km (0.104 R)
• M29: 37,859,930 km (0.105 R)
• M30: 38,405,962 km (0.089 R)
• M31: 38,957,230 km (0.05 R)
• M32: 41,359,174 km (0.03 R)
• M33: 42,964,808 km (0.086 R)
• M34: 45,681,355 km (0.1 R)
• M35: 52,630,027 km (0.109 R)
• M36: 58,417,071 km (0.075 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 627

Radius: 7.2

Gravity: 12.09 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 13.33 AU - 17.01 AU

Year: 22378 Days

Day: 16.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 53,085,183 km

• M1: 89,609 km (0.063 R)
• M2: 337,044 km (0.08 R)
• M3: 617,989 km (0.11 R)
• M4: 971,489 km (0.088 R)
• M5: 1,362,388 km (0.117 R)
• M6: 1,637,648 km (0.072 R)
• M7: 1,892,263 km (0.114 R)
• M8: 2,152,265 km (0.088 R)
• M9: 5,856,757 km (0.108 R)
• M10: 6,413,111 km (0.102 R)
• M11: 8,667,401 km (0.034 R)
• M12: 10,516,282 km (0.078 R)
• M13: 12,474,667 km (0.078 R)
• M14: 14,358,553 km (0.096 R)
• M15: 16,176,317 km (0.054 R)
• M16: 18,142,332 km (0.102 R)
• M17: 19,694,111 km (0.043 R)
• M18: 21,431,541 km (0.107 R)
• M19: 24,658,965 km (0.105 R)
• M20: 25,208,139 km (0.068 R)
• M21: 32,712,417 km (0.08 R)
• M22: 33,643,065 km (0.072 R)
• M23: 34,454,933 km (0.117 R)
• M24: 40,203,381 km (0.089 R)
• M25: 40,811,197 km (0.096 R)
• M26: 42,986,649 km (0.116 R)
• M27: 43,462,669 km (0.074 R)
• M28: 52,643,939 km (0.109 R)
• M29: 58,846,716 km (0.086 R)
• M30: 73,354,119 km (0.096 R)
• M31: 74,489,417 km (0.075 R)
• M32: 75,636,235 km (0.109 R)
• M33: 76,330,070 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 120

Radius: 3.9

Gravity: 7.89 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 16.67 AU - 18.43 AU

Year: 27846 Days

Day: 24.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 53,085,183 km

• M1: 48,769 km (0.106 R)
• M2: 245,939 km (0.038 R)
• M3: 736,770 km (0.115 R)
• M4: 1,523,954 km (0.088 R)
• M5: 2,867,791 km (0.114 R)
• M6: 3,519,739 km (0.03 R)
• M7: 3,650,637 km (0.101 R)
• M8: 4,294,805 km (0.061 R)
• M9: 5,804,697 km (0.103 R)
• M10: 9,213,733 km (0.054 R)
• M11: 10,504,014 km (0.08 R)
• M12: 12,325,219 km (0.088 R)
• M13: 12,811,412 km (0.073 R)
• M14: 12,934,830 km (0.052 R)
• M15: 16,359,724 km (0.094 R)
• M16: 19,597,919 km (0.083 R)
• M17: 21,193,530 km (0.102 R)
• M18: 29,721,207 km (0.067 R)
• M19: 31,708,615 km (0.059 R)
• M20: 38,071,461 km (0.084 R)
• M21: 40,015,336 km (0.078 R)
• M22: 43,959,484 km (0.093 R)
• M23: 50,734,173 km (0.032 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 175 - 16,944 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit