🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671

Radius: 14.7

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.57 AU - 0.59 AU

Year: 305 Days

Day: 12.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 34,904,572 km

• M1: 182,809 km (0.075 R)
• M2: 774,917 km (0.048 R)
• M3: 1,543,252 km (0.058 R)
• M4: 2,391,771 km (0.044 R)
• M5: 2,904,443 km (0.113 R)
• M6: 4,168,694 km (0.05 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 398.7

Radius: 10.4

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.78 AU - 0.88 AU

Year: 522 Days

Day: 7.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 34,904,572 km

• M1: 133,591 km (0.085 R)
• M2: 484,099 km (0.084 R)
• M3: 1,047,783 km (0.054 R)
• M4: 1,823,598 km (0.054 R)
• M5: 2,227,363 km (0.09 R)
• M6: 2,564,257 km (0.059 R)
• M7: 2,924,938 km (0.1 R)
• M8: 3,296,688 km (0.095 R)
• M9: 3,799,786 km (0.04 R)
• M10: 4,353,448 km (0.053 R)
• M11: 4,795,958 km (0.099 R)
• M12: 5,475,581 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536

Radius: 8.9

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.3 AU - 1.44 AU

Year: 1107 Days

Day: 14.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 34,904,572 km

• M1: 110,702 km (0.11 R)
• M2: 482,603 km (0.071 R)
• M3: 779,704 km (0.087 R)
• M4: 1,116,898 km (0.048 R)
• M5: 2,264,463 km (0.101 R)
• M6: 2,775,788 km (0.073 R)
• M7: 3,059,276 km (0.077 R)
• M8: 3,404,997 km (0.106 R)
• M9: 3,746,080 km (0.075 R)
• M10: 4,028,820 km (0.073 R)
• M11: 5,057,605 km (0.119 R)
• M12: 5,384,327 km (0.103 R)
• M13: 6,584,101 km (0.028 R)
• M14: 7,650,585 km (0.04 R)
• M15: 7,953,520 km (0.09 R)
• M16: 8,691,487 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.3

Radius: 11.5

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.58 AU - 1.62 AU

Year: 1397 Days

Day: 14 Hours

Environment

Temp: -193 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 34,904,572 km

• M1: 145,409 km (0.055 R)
• M2: 514,018 km (0.08 R)
• M3: 1,035,217 km (0.098 R)
• M4: 1,440,029 km (0.072 R)
• M5: 1,910,814 km (0.083 R)
• M6: 2,804,810 km (0.103 R)
• M7: 3,227,275 km (0.081 R)
• M8: 5,468,401 km (0.101 R)
• M9: 6,224,917 km (0.052 R)
• M10: 7,228,569 km (0.07 R)
• M11: 7,701,897 km (0.11 R)
• M12: 8,828,369 km (0.088 R)
• M13: 9,339,245 km (0.061 R)
• M14: 10,158,443 km (0.092 R)
• M15: 11,441,395 km (0.109 R)
• M16: 12,565,473 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75

Radius: 15

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.65 AU - 1.93 AU

Year: 1653 Days

Day: 11.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 34,904,572 km

• M1: 186,549 km (0.053 R)
• M2: 815,458 km (0.09 R)
• M3: 1,405,023 km (0.045 R)
• M4: 2,423,186 km (0.103 R)
• M5: 2,976,549 km (0.086 R)
• M6: 3,449,876 km (0.12 R)
• M7: 4,627,212 km (0.066 R)
• M8: 6,667,876 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.6

Radius: 8.2

Gravity: 11.36 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 2.56 AU - 4.22 AU

Year: 4308 Days

Day: 10.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 34,904,572 km

• M1: 103,971 km (0.083 R)
• M2: 502,350 km (0.09 R)
• M3: 849,566 km (0.099 R)
• M4: 1,241,962 km (0.069 R)
• M5: 1,509,742 km (0.092 R)
• M6: 2,179,940 km (0.095 R)
• M7: 2,608,089 km (0.085 R)
• M8: 3,893,434 km (0.066 R)
• M9: 4,525,485 km (0.111 R)
• M10: 5,143,025 km (0.104 R)
• M11: 5,670,806 km (0.073 R)
• M12: 6,112,719 km (0.041 R)
• M13: 6,388,577 km (0.103 R)
• M14: 7,065,059 km (0.11 R)
• M15: 7,541,977 km (0.102 R)
• M16: 8,113,141 km (0.112 R)
• M17: 10,427,720 km (0.074 R)
• M18: 10,778,078 km (0.067 R)
• M19: 12,848,363 km (0.098 R)
• M20: 13,767,043 km (0.051 R)
• M21: 14,029,737 km (0.1 R)
• M22: 15,114,621 km (0.091 R)
• M23: 18,007,245 km (0.094 R)
• M24: 23,490,157 km (0.095 R)
• M25: 24,017,190 km (0.105 R)
• M26: 26,123,827 km (0.098 R)
• M27: 26,689,607 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.3

Radius: 14.6

Gravity: 1.78 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.24 AU - 6.3 AU

Year: 8351 Days

Day: 7.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 34,904,572 km

• M1: 204,500 km (0.118 R)
• M2: 820,395 km (0.077 R)
• M3: 2,102,000 km (0.11 R)
• M4: 3,583,467 km (0.108 R)
• M5: 5,380,287 km (0.101 R)
• M6: 6,181,982 km (0.112 R)
• M7: 7,870,793 km (0.039 R)
• M8: 10,073,771 km (0.075 R)
• M9: 11,737,748 km (0.087 R)
• M10: 12,873,794 km (0.104 R)
• M11: 13,856,652 km (0.117 R)
• M12: 14,597,162 km (0.073 R)
• M13: 15,066,002 km (0.035 R)
• M14: 15,849,146 km (0.076 R)
• M15: 16,596,089 km (0.062 R)
• M16: 18,026,543 km (0.087 R)
• M17: 20,615,335 km (0.068 R)
• M18: 24,495,604 km (0.075 R)
• M19: 25,242,397 km (0.092 R)
• M20: 26,261,607 km (0.071 R)
• M21: 28,929,984 km (0.083 R)
• M22: 29,391,643 km (0.116 R)
• M23: 30,902,283 km (0.086 R)
• M24: 32,167,282 km (0.107 R)
• M25: 33,567,967 km (0.056 R)
• M26: 34,593,012 km (0.086 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 245 - 19,752 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit