🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792.3

Radius: 14.7

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.68 AU - 1 AU

Year: 497 Days

Day: 12 Hours

Environment

Temp: -156 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 58,228,556 km

• M1: 182,809 km (0.071 R)
• M2: 790,026 km (0.1 R)
• M3: 1,383,032 km (0.037 R)
• M4: 1,942,528 km (0.096 R)
• M5: 2,522,071 km (0.117 R)
• M6: 3,042,970 km (0.086 R)
• M7: 3,846,012 km (0.027 R)
• M8: 4,740,158 km (0.102 R)
• M9: 5,354,108 km (0.057 R)
• M10: 6,112,868 km (0.056 R)
• M11: 6,625,241 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 544

Radius: 12.5

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.97 AU - 3.17 AU

Year: 2660 Days

Day: 11.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 58,228,556 km

• M1: 155,881 km (0.104 R)
• M2: 671,994 km (0.064 R)
• M3: 1,100,143 km (0.091 R)
• M4: 1,592,769 km (0.08 R)
• M5: 2,143,737 km (0.108 R)
• M6: 4,267,279 km (0.046 R)
• M7: 4,707,546 km (0.058 R)
• M8: 6,214,296 km (0.045 R)
• M9: 6,978,741 km (0.104 R)
• M10: 7,384,001 km (0.114 R)
• M11: 9,165,263 km (0.098 R)
• M12: 10,119,698 km (0.096 R)
• M13: 11,139,357 km (0.1 R)
• M14: 11,937,910 km (0.08 R)
• M15: 13,119,584 km (0.054 R)
• M16: 13,828,977 km (0.088 R)
• M17: 14,516,977 km (0.091 R)
• M18: 15,961,794 km (0.106 R)
• M19: 16,514,857 km (0.108 R)
• M20: 17,659,430 km (0.104 R)
• M21: 18,142,631 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.2

Radius: 10.5

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.29 AU - 3.45 AU

Year: 3139 Days

Day: 9.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 58,228,556 km

• M1: 140,024 km (0.073 R)
• M2: 524,041 km (0.118 R)
• M3: 1,005,597 km (0.113 R)
• M4: 2,479,585 km (0.108 R)
• M5: 4,046,174 km (0.114 R)
• M6: 6,189,014 km (0.11 R)
• M7: 6,608,486 km (0.1 R)
• M8: 8,166,398 km (0.093 R)
• M9: 9,197,875 km (0.064 R)
• M10: 15,692,817 km (0.068 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.9

Radius: 10.6

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 5.15 AU - 6.55 AU

Year: 9136 Days

Day: 14.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 58,228,556 km

• M1: 131,796 km (0.106 R)
• M2: 512,223 km (0.091 R)
• M3: 999,763 km (0.097 R)
• M4: 1,487,601 km (0.046 R)
• M5: 2,259,975 km (0.075 R)
• M6: 3,051,198 km (0.074 R)
• M7: 3,590,498 km (0.11 R)
• M8: 5,354,407 km (0.049 R)
• M9: 8,672,637 km (0.086 R)
• M10: 9,225,850 km (0.117 R)
• M11: 10,881,151 km (0.082 R)
• M12: 11,677,011 km (0.068 R)
• M13: 12,141,662 km (0.081 R)
• M14: 15,131,675 km (0.033 R)
• M15: 17,223,352 km (0.073 R)
• M16: 21,662,220 km (0.04 R)
• M17: 22,128,667 km (0.073 R)
• M18: 22,681,132 km (0.037 R)
• M19: 23,731,757 km (0.113 R)
• M20: 26,016,715 km (0.047 R)
• M21: 27,347,688 km (0.029 R)
• M22: 35,115,258 km (0.073 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 253

Radius: 5.3

Gravity: 9.01 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 8.61 AU - 12.43 AU

Year: 22031 Days

Day: 22.9 Hours

Environment

Temp: -241 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 58,228,556 km

• M1: 90,507 km (0.079 R)
• M2: 322,533 km (0.118 R)
• M3: 1,559,109 km (0.083 R)
• M4: 2,624,246 km (0.106 R)
• M5: 3,012,004 km (0.093 R)
• M6: 3,410,981 km (0.113 R)
• M7: 3,872,640 km (0.11 R)
• M8: 10,667,974 km (0.097 R)
• M9: 11,008,159 km (0.032 R)
• M10: 12,011,363 km (0.085 R)
• M11: 15,673,070 km (0.09 R)
• M12: 16,863,570 km (0.12 R)
• M13: 19,845,205 km (0.105 R)
• M14: 20,101,316 km (0.107 R)
• M15: 28,742,388 km (0.066 R)
• M16: 39,702,078 km (0.104 R)
• M17: 41,484,836 km (0.072 R)
• M18: 45,949,734 km (0.118 R)
• M19: 49,305,813 km (0.113 R)
• M20: 49,933,076 km (0.086 R)
• M21: 50,248,728 km (0.113 R)
• M22: 52,821,662 km (0.118 R)
• M23: 56,159,789 km (0.031 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 533 - 18,189 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit