🌌 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: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627

Radius: 9

Gravity: 7.74 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.51 AU - 0.63 AU

Year: 297 Days

Day: 14.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 55,134,135 km

• M1: 112,049 km (0.044 R)
• M2: 492,775 km (0.103 R)
• M3: 1,149,061 km (0.05 R)
• M4: 1,547,740 km (0.104 R)
• M5: 2,217,040 km (0.07 R)
• M6: 2,636,513 km (0.09 R)
• M7: 3,703,594 km (0.096 R)
• M8: 4,170,340 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176

Radius: 11.9

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.57 AU - 0.65 AU

Year: 329 Days

Day: 14.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 55,134,135 km

• M1: 147,952 km (0.083 R)
• M2: 564,582 km (0.098 R)
• M3: 936,483 km (0.068 R)
• M4: 1,503,159 km (0.104 R)
• M5: 1,933,104 km (0.115 R)
• M6: 2,327,593 km (0.097 R)
• M7: 3,048,057 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.7

Radius: 14.9

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.57 AU - 1.65 AU

Year: 1410 Days

Day: 13.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,134,135 km

• M1: 186,549 km (0.089 R)
• M2: 690,693 km (0.075 R)
• M3: 1,415,645 km (0.052 R)
• M4: 1,997,281 km (0.029 R)
• M5: 3,193,466 km (0.07 R)
• M6: 3,958,210 km (0.088 R)
• M7: 5,386,870 km (0.105 R)
• M8: 6,149,819 km (0.083 R)
• M9: 7,383,253 km (0.072 R)
• M10: 8,107,157 km (0.062 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232.7

Radius: 15

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 2.34 AU - 2.34 AU

Year: 2471 Days

Day: 13.9 Hours

Environment

Temp: -197 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,134,135 km

• M1: 186,549 km (0.072 R)
• M2: 670,198 km (0.086 R)
• M3: 1,176,138 km (0.065 R)
• M4: 2,119,353 km (0.095 R)
• M5: 4,774,566 km (0.092 R)
• M6: 7,826,512 km (0.113 R)
• M7: 8,883,870 km (0.116 R)
• M8: 9,400,730 km (0.12 R)
• M9: 10,295,924 km (0.105 R)
• M10: 12,669,444 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 611.3

Radius: 7.9

Gravity: 9.79 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 6.04 AU - 8.16 AU

Year: 13059 Days

Day: 18.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 55,134,135 km

• M1: 98,884 km (0.11 R)
• M2: 345,421 km (0.109 R)
• M3: 878,289 km (0.095 R)
• M4: 1,267,992 km (0.081 R)
• M5: 1,952,851 km (0.089 R)
• M6: 2,204,624 km (0.053 R)
• M7: 2,863,453 km (0.078 R)
• M8: 3,263,478 km (0.045 R)
• M9: 5,080,044 km (0.103 R)
• M10: 6,261,120 km (0.114 R)
• M11: 10,836,421 km (0.108 R)
• M12: 16,799,691 km (0.087 R)
• M13: 18,894,809 km (0.046 R)
• M14: 20,726,037 km (0.073 R)
• M15: 27,856,021 km (0.083 R)
• M16: 30,443,316 km (0.119 R)
• M17: 34,256,267 km (0.068 R)
• M18: 34,860,493 km (0.084 R)
• M19: 35,471,750 km (0.107 R)
• M20: 36,339,567 km (0.08 R)
• M21: 37,731,725 km (0.12 R)
• M22: 39,819,512 km (0.106 R)
• M23: 40,487,467 km (0.098 R)
• M24: 51,265,844 km (0.077 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: 529 - 19,631 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit