🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.4

Radius: 9.1

Gravity: 9.53 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.7 AU - 0.86 AU

Year: 445 Days

Day: 7.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 23,969,810 km

• M1: 113,246 km (0.119 R)
• M2: 409,449 km (0.092 R)
• M3: 744,100 km (0.105 R)
• M4: 1,035,516 km (0.074 R)
• M5: 1,328,279 km (0.095 R)
• M6: 1,647,671 km (0.103 R)
• M7: 2,104,543 km (0.118 R)
• M8: 2,654,465 km (0.08 R)
• M9: 3,019,483 km (0.076 R)
• M10: 5,594,512 km (0.105 R)
• M11: 5,891,015 km (0.065 R)
• M12: 6,179,439 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.9

Radius: 14.3

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2 AU - 2.64 AU

Year: 2282 Days

Day: 7.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 23,969,810 km

• M1: 177,872 km (0.111 R)
• M2: 638,334 km (0.084 R)
• M3: 1,097,749 km (0.111 R)
• M4: 1,925,325 km (0.094 R)
• M5: 2,693,360 km (0.067 R)
• M6: 3,141,705 km (0.116 R)
• M7: 3,957,312 km (0.063 R)
• M8: 6,244,963 km (0.119 R)
• M9: 7,447,730 km (0.117 R)
• M10: 9,170,649 km (0.106 R)
• M11: 13,614,304 km (0.084 R)
• M12: 14,111,866 km (0.097 R)
• M13: 15,239,984 km (0.103 R)
• M14: 15,875,625 km (0.026 R)
• M15: 16,784,881 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.4

Radius: 14.1

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.53 AU - 2.71 AU

Year: 2738 Days

Day: 5.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 23,969,810 km

• M1: 253,868 km (0.119 R)
• M2: 721,211 km (0.062 R)
• M3: 1,189,752 km (0.102 R)
• M4: 2,005,060 km (0.085 R)
• M5: 2,645,788 km (0.109 R)
• M6: 3,187,482 km (0.066 R)
• M7: 3,903,158 km (0.068 R)
• M8: 4,365,116 km (0.061 R)
• M9: 5,683,672 km (0.073 R)
• M10: 6,224,169 km (0.071 R)
• M11: 6,918,154 km (0.038 R)
• M12: 9,350,914 km (0.074 R)
• M13: 11,400,704 km (0.081 R)
• M14: 12,263,734 km (0.062 R)
• M15: 22,033,971 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 216.7

Radius: 12.2

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 4.37 AU - 4.75 AU

Year: 6287 Days

Day: 9.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 23,969,810 km

• M1: 151,692 km (0.111 R)
• M2: 726,597 km (0.101 R)
• M3: 1,208,302 km (0.119 R)
• M4: 1,619,696 km (0.062 R)
• M5: 2,322,208 km (0.106 R)
• M6: 4,071,456 km (0.108 R)
• M7: 4,847,121 km (0.098 R)
• M8: 5,478,573 km (0.115 R)
• M9: 6,050,785 km (0.11 R)
• M10: 8,857,840 km (0.059 R)
• M11: 9,764,253 km (0.084 R)
• M12: 10,898,803 km (0.079 R)
• M13: 16,773,512 km (0.098 R)
• M14: 21,290,320 km (0.111 R)
• M15: 21,889,908 km (0.11 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 479 - 17,078 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit