🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 128.9

Radius: 12.2

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.54 AU - 0.78 AU

Year: 364 Days

Day: 14.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 46,700,373 km

• M1: 151,692 km (0.083 R)
• M2: 573,259 km (0.11 R)
• M3: 971,189 km (0.115 R)
• M4: 1,438,683 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126

Radius: 9.2

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.09 AU - 1.43 AU

Year: 959 Days

Day: 11 Hours

Environment

Temp: -191 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 46,700,373 km

• M1: 131,796 km (0.066 R)
• M2: 467,344 km (0.086 R)
• M3: 826,827 km (0.066 R)
• M4: 1,240,914 km (0.098 R)
• M5: 1,644,679 km (0.031 R)
• M6: 2,457,295 km (0.038 R)
• M7: 2,791,496 km (0.109 R)
• M8: 3,326,907 km (0.117 R)
• M9: 4,007,877 km (0.088 R)
• M10: 4,360,778 km (0.099 R)
• M11: 4,705,003 km (0.076 R)
• M12: 5,082,737 km (0.072 R)
• M13: 5,464,361 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491.9

Radius: 14

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.35 AU - 1.59 AU

Year: 1209 Days

Day: 11.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,700,373 km

• M1: 174,132 km (0.114 R)
• M2: 667,655 km (0.088 R)
• M3: 1,198,429 km (0.1 R)
• M4: 1,658,891 km (0.056 R)
• M5: 2,177,247 km (0.102 R)
• M6: 2,693,659 km (0.097 R)
• M7: 3,181,648 km (0.114 R)
• M8: 3,759,544 km (0.101 R)
• M9: 4,221,802 km (0.118 R)
• M10: 5,147,214 km (0.088 R)
• M11: 6,203,824 km (0.119 R)
• M12: 7,303,218 km (0.107 R)
• M13: 8,028,020 km (0.115 R)
• M14: 8,745,641 km (0.105 R)
• M15: 9,361,685 km (0.085 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 277.2

Radius: 3.8

Gravity: 19.2 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 6.86 AU - 8.98 AU

Year: 15117 Days

Day: 23.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 46,700,373 km

• M1: 47,273 km (0.102 R)
• M2: 186,549 km (0.063 R)
• M3: 342,579 km (0.119 R)
• M4: 571,613 km (0.084 R)
• M5: 1,357,900 km (0.099 R)
• M6: 1,576,014 km (0.099 R)
• M7: 1,801,158 km (0.071 R)
• M8: 2,988,517 km (0.116 R)
• M9: 3,578,231 km (0.056 R)
• M10: 4,021,340 km (0.031 R)
• M11: 5,536,019 km (0.11 R)
• M12: 6,163,283 km (0.117 R)
• M13: 7,231,411 km (0.112 R)
• M14: 8,551,313 km (0.115 R)
• M15: 9,244,400 km (0.102 R)
• M16: 11,546,861 km (0.065 R)
• M17: 16,674,478 km (0.084 R)
• M18: 21,512,323 km (0.098 R)
• M19: 22,271,832 km (0.09 R)
• M20: 22,528,991 km (0.093 R)
• M21: 23,048,993 km (0.069 R)
• M22: 29,206,740 km (0.047 R)
• M23: 30,874,457 km (0.099 R)
• M24: 31,408,522 km (0.112 R)
• M25: 31,840,112 km (0.108 R)
• M26: 33,047,217 km (0.052 R)
• M27: 33,605,965 km (0.114 R)
• M28: 34,512,827 km (0.115 R)
• M29: 38,672,994 km (0.117 R)
• M30: 40,681,346 km (0.112 R)
• M31: 41,065,513 km (0.085 R)
• M32: 42,363,424 km (0.068 R)
• M33: 42,494,771 km (0.068 R)
• M34: 42,758,063 km (0.054 R)
• M35: 43,956,791 km (0.047 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 483 - 14,234 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit