🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923

Radius: 9.8

Gravity: 9.61 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.05 AU - 1.33 AU

Year: 838 Days

Day: 10.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 112.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 53,246,683 km

• M1: 125,064 km (0.089 R)
• M2: 441,015 km (0.103 R)
• M3: 797,207 km (0.107 R)
• M4: 1,250,638 km (0.113 R)
• M5: 2,168,870 km (0.098 R)
• M6: 2,614,971 km (0.114 R)
• M7: 2,924,190 km (0.105 R)
• M8: 3,341,867 km (0.103 R)
• M9: 4,018,947 km (0.119 R)
• M10: 4,642,172 km (0.106 R)
• M11: 5,445,811 km (0.085 R)
• M12: 6,123,340 km (0.026 R)
• M13: 6,605,644 km (0.116 R)
• M14: 7,897,272 km (0.109 R)
• M15: 8,231,922 km (0.106 R)
• M16: 8,957,322 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.2

Radius: 8.2

Gravity: 12.64 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.29 AU - 1.31 AU

Year: 957 Days

Day: 10.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,246,683 km

• M1: 102,026 km (0.075 R)
• M2: 455,077 km (0.109 R)
• M3: 795,561 km (0.116 R)
• M4: 1,134,401 km (0.097 R)
• M5: 1,501,514 km (0.093 R)
• M6: 1,783,057 km (0.071 R)
• M7: 2,089,433 km (0.111 R)
• M8: 3,548,461 km (0.108 R)
• M9: 4,237,958 km (0.105 R)
• M10: 4,660,123 km (0.102 R)
• M11: 5,486,352 km (0.11 R)
• M12: 5,775,525 km (0.12 R)
• M13: 7,083,609 km (0.107 R)
• M14: 8,856,493 km (0.049 R)
• M15: 9,197,427 km (0.113 R)
• M16: 9,725,507 km (0.066 R)
• M17: 9,997,027 km (0.111 R)
• M18: 10,555,177 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.5

Radius: 12.9

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.42 AU - 1.54 AU

Year: 1163 Days

Day: 12 Hours

Environment

Temp: -169 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 53,246,683 km

• M1: 160,369 km (0.081 R)
• M2: 665,711 km (0.054 R)
• M3: 1,288,187 km (0.119 R)
• M4: 1,759,720 km (0.106 R)
• M5: 2,191,160 km (0.103 R)
• M6: 2,849,989 km (0.055 R)
• M7: 3,466,332 km (0.061 R)
• M8: 3,890,143 km (0.081 R)
• M9: 4,737,765 km (0.079 R)
• M10: 5,490,092 km (0.041 R)
• M11: 6,427,473 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.9

Radius: 11.6

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.28 AU - 1.88 AU

Year: 1282 Days

Day: 13 Hours

Environment

Temp: -186 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,246,683 km

• M1: 144,212 km (0.103 R)
• M2: 559,945 km (0.075 R)
• M3: 1,230,143 km (0.119 R)
• M4: 1,860,399 km (0.043 R)
• M5: 2,401,195 km (0.12 R)
• M6: 3,143,949 km (0.098 R)
• M7: 3,833,745 km (0.086 R)
• M8: 5,620,990 km (0.105 R)
• M9: 6,543,261 km (0.055 R)
• M10: 6,978,890 km (0.084 R)
• M11: 7,356,625 km (0.05 R)
• M12: 8,263,936 km (0.107 R)
• M13: 8,977,518 km (0.098 R)
• M14: 9,394,746 km (0.109 R)
• M15: 10,140,192 km (0.079 R)
• M16: 11,263,373 km (0.119 R)
• M17: 11,643,950 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.9

Radius: 8.6

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 3.17 AU - 3.37 AU

Year: 3818 Days

Day: 9.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,246,683 km

• M1: 106,962 km (0.033 R)
• M2: 377,136 km (0.084 R)
• M3: 677,828 km (0.108 R)
• M4: 968,796 km (0.027 R)
• M5: 1,611,468 km (0.077 R)
• M6: 2,558,423 km (0.11 R)
• M7: 3,660,062 km (0.102 R)
• M8: 3,999,948 km (0.051 R)
• M9: 5,371,162 km (0.07 R)
• M10: 8,973,329 km (0.109 R)
• M11: 9,298,106 km (0.109 R)
• M12: 12,011,961 km (0.114 R)
• M13: 13,408,457 km (0.049 R)
• M14: 15,366,394 km (0.073 R)
• M15: 16,900,071 km (0.113 R)
• M16: 17,563,688 km (0.035 R)
• M17: 18,883,889 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 258.3

Radius: 10.4

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 3.69 AU - 5.41 AU

Year: 6267 Days

Day: 9.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 53,246,683 km

• M1: 129,402 km (0.1 R)
• M2: 518,805 km (0.105 R)
• M3: 979,567 km (0.088 R)
• M4: 1,306,438 km (0.049 R)
• M5: 1,719,927 km (0.056 R)
• M6: 2,293,186 km (0.108 R)
• M7: 3,025,467 km (0.084 R)
• M8: 3,417,414 km (0.032 R)
• M9: 4,512,769 km (0.106 R)
• M10: 4,900,826 km (0.108 R)
• M11: 5,551,727 km (0.097 R)
• M12: 6,650,523 km (0.04 R)
• M13: 7,415,866 km (0.058 R)
• M14: 8,381,520 km (0.099 R)
• M15: 9,312,767 km (0.093 R)
• M16: 9,903,828 km (0.095 R)
• M17: 11,468,921 km (0.066 R)
• M18: 13,537,411 km (0.117 R)
• M19: 14,923,435 km (0.107 R)
• M20: 20,884,760 km (0.077 R)
• M21: 21,966,203 km (0.1 R)
• M22: 22,450,900 km (0.12 R)
• M23: 23,370,179 km (0.109 R)
• M24: 24,982,545 km (0.077 R)
• M25: 25,359,083 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 444.9

Radius: 4.8

Gravity: 19.31 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 7.81 AU - 8.13 AU

Year: 14528 Days

Day: 15.3 Hours

Environment

Temp: -217 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 53,246,683 km

• M1: 59,690 km (0.106 R)
• M2: 436,078 km (0.083 R)
• M3: 767,736 km (0.066 R)
• M4: 1,852,022 km (0.043 R)
• M5: 2,006,107 km (0.103 R)
• M6: 2,205,970 km (0.06 R)
• M7: 3,645,551 km (0.077 R)
• M8: 6,432,708 km (0.089 R)
• M9: 6,909,477 km (0.103 R)
• M10: 7,538,237 km (0.091 R)
• M11: 8,113,291 km (0.057 R)
• M12: 11,376,619 km (0.102 R)
• M13: 12,072,847 km (0.118 R)
• M14: 13,807,135 km (0.072 R)
• M15: 16,344,615 km (0.113 R)
• M16: 24,246,823 km (0.036 R)
• M17: 29,064,622 km (0.065 R)
• M18: 30,251,981 km (0.104 R)
• M19: 49,204,984 km (0.055 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 282 - 18,639 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit