🌌 Stone's Star System Generator

Asteroid Belt

Center: 2.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.3

Radius: 10.9

Gravity: 8.18 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 4.35 AU - 5.85 AU

Year: 4165 Days

Day: 12.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 56,529,332 km

• M1: 135,536 km (0.096 R)
• M2: 631,453 km (0.1 R)
• M3: 1,009,486 km (0.112 R)
• M4: 1,473,689 km (0.103 R)
• M5: 2,196,845 km (0.077 R)
• M6: 3,220,992 km (0.1 R)
• M7: 5,331,967 km (0.088 R)
• M8: 6,247,057 km (0.108 R)
• M9: 6,891,076 km (0.093 R)
• M10: 10,885,639 km (0.078 R)
• M11: 12,905,509 km (0.101 R)
• M12: 16,030,459 km (0.04 R)
• M13: 16,566,169 km (0.104 R)
• M14: 18,374,059 km (0.113 R)
• M15: 20,587,360 km (0.03 R)
• M16: 28,285,816 km (0.09 R)
• M17: 28,893,333 km (0.047 R)
• M18: 29,955,029 km (0.107 R)

Asteroid Belt

Center: 7.06 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.8

Radius: 9.9

Gravity: 9.04 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 8.18 AU - 9.86 AU

Year: 9797 Days

Day: 10.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,529,332 km

• M1: 123,568 km (0.037 R)
• M2: 716,275 km (0.061 R)
• M3: 1,936,544 km (0.083 R)
• M4: 3,796,046 km (0.105 R)
• M5: 6,980,237 km (0.041 R)
• M6: 7,992,416 km (0.109 R)
• M7: 10,570,436 km (0.079 R)
• M8: 11,112,728 km (0.115 R)
• M9: 11,730,268 km (0.028 R)
• M10: 12,790,319 km (0.103 R)
• M11: 13,848,724 km (0.039 R)
• M12: 14,696,944 km (0.058 R)
• M13: 15,648,536 km (0.05 R)
• M14: 16,068,756 km (0.073 R)
• M15: 25,556,552 km (0.104 R)
• M16: 28,045,113 km (0.045 R)
• M17: 29,613,347 km (0.103 R)
• M18: 30,690,901 km (0.073 R)
• M19: 36,107,540 km (0.109 R)
• M20: 46,303,533 km (0.073 R)
• M21: 48,490,654 km (0.095 R)
• M22: 49,684,894 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 10.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.7

Radius: 8.5

Gravity: 7.51 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 8.72 AU - 13.06 AU

Year: 12997 Days

Day: 9 Hours

Environment

Temp: -186 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,529,332 km

• M1: 105,766 km (0.079 R)
• M2: 455,974 km (0.084 R)
• M3: 949,348 km (0.026 R)
• M4: 1,300,454 km (0.114 R)
• M5: 3,137,516 km (0.119 R)
• M6: 4,596,245 km (0.09 R)
• M7: 5,791,083 km (0.094 R)
• M8: 7,475,256 km (0.102 R)
• M9: 8,828,518 km (0.087 R)
• M10: 10,551,587 km (0.113 R)
• M11: 10,987,515 km (0.101 R)
• M12: 11,492,258 km (0.097 R)
• M13: 11,895,574 km (0.08 R)
• M14: 12,852,701 km (0.116 R)
• M15: 13,413,095 km (0.047 R)
• M16: 17,802,595 km (0.12 R)
• M17: 25,218,461 km (0.073 R)
• M18: 44,593,031 km (0.107 R)
• M19: 47,625,230 km (0.059 R)
• M20: 50,792,217 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 569.3

Radius: 14.4

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 9.62 AU - 13.32 AU

Year: 14049 Days

Day: 12.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 56,529,332 km

• M1: 180,864 km (0.057 R)
• M2: 657,483 km (0.107 R)
• M3: 1,158,037 km (0.114 R)
• M4: 2,204,175 km (0.091 R)
• M5: 3,079,921 km (0.118 R)
• M6: 3,731,719 km (0.049 R)
• M7: 5,417,388 km (0.114 R)
• M8: 6,687,623 km (0.087 R)
• M9: 8,520,945 km (0.108 R)
• M10: 10,947,722 km (0.078 R)
• M11: 14,202,373 km (0.088 R)
• M12: 17,663,918 km (0.052 R)
• M13: 19,924,342 km (0.073 R)
• M14: 22,828,934 km (0.095 R)
• M15: 23,292,388 km (0.073 R)
• M16: 29,574,751 km (0.107 R)
• M17: 30,348,322 km (0.087 R)
• M18: 31,021,961 km (0.049 R)
• M19: 47,132,156 km (0.116 R)
• M20: 48,187,868 km (0.112 R)
• M21: 49,413,523 km (0.11 R)
• M22: 51,767,595 km (0.108 R)
• M23: 53,215,553 km (0.096 R)

Kuiper Belt

Range: 30.3 - 54.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 18,086 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit