🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724

Radius: 10.4

Gravity: 6.69 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.47 AU - 0.55 AU

Year: 247 Days

Day: 5.7 Hours

Environment

Temp: -130 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 50,999,442 km

• M1: 131,347 km (0.063 R)
• M2: 482,902 km (0.116 R)
• M3: 868,416 km (0.078 R)
• M4: 1,200,972 km (0.036 R)
• M5: 1,904,530 km (0.072 R)
• M6: 2,708,021 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.1

Radius: 11.2

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.86 AU - 1.26 AU

Year: 740 Days

Day: 12.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 50,999,442 km

• M1: 139,425 km (0.099 R)
• M2: 584,778 km (0.039 R)
• M3: 1,048,382 km (0.053 R)
• M4: 1,579,155 km (0.086 R)
• M5: 2,152,115 km (0.105 R)
• M6: 3,033,097 km (0.045 R)
• M7: 3,649,440 km (0.088 R)
• M8: 4,563,034 km (0.087 R)
• M9: 5,444,315 km (0.052 R)
• M10: 5,916,446 km (0.114 R)
• M11: 6,818,821 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229

Radius: 12

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.15 AU - 1.67 AU

Year: 1136 Days

Day: 11.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 50,999,442 km

• M1: 151,094 km (0.101 R)
• M2: 530,624 km (0.063 R)
• M3: 1,094,308 km (0.115 R)
• M4: 2,136,407 km (0.089 R)
• M5: 2,619,459 km (0.118 R)
• M6: 3,017,239 km (0.08 R)
• M7: 3,907,646 km (0.073 R)
• M8: 4,399,225 km (0.119 R)
• M9: 4,865,072 km (0.098 R)
• M10: 5,310,724 km (0.106 R)
• M11: 5,934,548 km (0.112 R)
• M12: 6,689,119 km (0.112 R)
• M13: 7,241,584 km (0.112 R)
• M14: 7,709,676 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.3

Radius: 13.8

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.65 AU - 2.81 AU

Year: 3059 Days

Day: 11.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,999,442 km

• M1: 171,589 km (0.106 R)
• M2: 667,655 km (0.075 R)
• M3: 1,282,203 km (0.07 R)
• M4: 2,123,691 km (0.111 R)
• M5: 2,677,054 km (0.106 R)
• M6: 3,239,691 km (0.106 R)
• M7: 4,851,459 km (0.074 R)
• M8: 5,468,401 km (0.103 R)
• M9: 7,454,462 km (0.107 R)
• M10: 8,510,024 km (0.119 R)
• M11: 9,374,401 km (0.089 R)
• M12: 11,318,724 km (0.084 R)
• M13: 14,217,482 km (0.026 R)
• M14: 15,235,346 km (0.104 R)
• M15: 18,131,711 km (0.029 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399.2

Radius: 8.7

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3.28 AU - 4.38 AU

Year: 5084 Days

Day: 5.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,999,442 km

• M1: 108,309 km (0.118 R)
• M2: 544,387 km (0.091 R)
• M3: 901,926 km (0.052 R)
• M4: 1,263,653 km (0.077 R)
• M5: 1,603,091 km (0.109 R)
• M6: 2,331,034 km (0.116 R)
• M7: 3,761,938 km (0.077 R)
• M8: 4,129,200 km (0.098 R)
• M9: 5,511,634 km (0.102 R)
• M10: 6,765,265 km (0.064 R)
• M11: 7,114,576 km (0.113 R)
• M12: 8,450,634 km (0.107 R)
• M13: 12,113,089 km (0.101 R)
• M14: 13,061,689 km (0.101 R)
• M15: 14,419,739 km (0.085 R)
• M16: 16,715,767 km (0.118 R)
• M17: 17,890,409 km (0.102 R)
• M18: 19,245,018 km (0.058 R)
• M19: 20,403,205 km (0.101 R)
• M20: 24,973,569 km (0.06 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 257

Radius: 3.8

Gravity: 17.8 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 7.04 AU - 10.7 AU

Year: 17917 Days

Day: 20 Hours

Environment

Temp: -241 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 50,999,442 km

• M1: 47,273 km (0.07 R)
• M2: 175,478 km (0.114 R)
• M3: 369,806 km (0.12 R)
• M4: 525,837 km (0.065 R)
• M5: 700,118 km (0.106 R)
• M6: 1,436,738 km (0.116 R)
• M7: 2,032,287 km (0.1 R)
• M8: 2,424,533 km (0.118 R)
• M9: 3,558,933 km (0.117 R)
• M10: 4,212,377 km (0.033 R)
• M11: 5,270,034 km (0.062 R)
• M12: 7,129,236 km (0.114 R)
• M13: 7,589,998 km (0.114 R)
• M14: 7,937,364 km (0.032 R)
• M15: 10,247,903 km (0.057 R)
• M16: 10,511,794 km (0.118 R)
• M17: 10,672,162 km (0.067 R)
• M18: 11,669,382 km (0.063 R)
• M19: 12,190,581 km (0.117 R)
• M20: 13,466,800 km (0.096 R)
• M21: 13,656,042 km (0.106 R)
• M22: 21,542,692 km (0.08 R)
• M23: 27,731,556 km (0.118 R)
• M24: 35,007,099 km (0.081 R)
• M25: 41,030,956 km (0.092 R)
• M26: 41,562,178 km (0.079 R)
• M27: 42,367,314 km (0.114 R)
• M28: 45,550,457 km (0.106 R)
• M29: 46,838,196 km (0.055 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 204 - 10,244 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit