🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.5

Radius: 14.6

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.72 AU - 0.86 AU

Year: 476 Days

Day: 6.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 32,555,705 km

• M1: 181,612 km (0.1 R)
• M2: 674,836 km (0.052 R)
• M3: 1,185,414 km (0.102 R)
• M4: 1,779,467 km (0.113 R)
• M5: 2,481,230 km (0.052 R)
• M6: 2,953,960 km (0.105 R)
• M7: 3,550,406 km (0.092 R)
• M8: 4,113,044 km (0.088 R)
• M9: 5,436,536 km (0.118 R)
• M10: 6,113,467 km (0.108 R)
• M11: 6,667,427 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180

Radius: 14.6

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.84 AU - 3.32 AU

Year: 3666 Days

Day: 14.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 32,555,705 km

• M1: 190,139 km (0.074 R)
• M2: 686,205 km (0.107 R)
• M3: 2,101,551 km (0.102 R)
• M4: 3,152,326 km (0.108 R)
• M5: 5,377,595 km (0.097 R)
• M6: 6,328,888 km (0.113 R)
• M7: 6,792,342 km (0.092 R)
• M8: 11,780,533 km (0.09 R)
• M9: 12,286,473 km (0.106 R)
• M10: 13,425,661 km (0.111 R)
• M11: 15,587,201 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.3

Radius: 9.1

Gravity: 7.93 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.98 AU - 3.98 AU

Year: 4403 Days

Day: 12.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 32,555,705 km

• M1: 113,246 km (0.107 R)
• M2: 435,928 km (0.096 R)
• M3: 1,048,083 km (0.112 R)
• M4: 1,426,715 km (0.119 R)
• M5: 1,963,023 km (0.047 R)
• M6: 3,163,097 km (0.118 R)
• M7: 3,620,867 km (0.028 R)
• M8: 6,891,076 km (0.096 R)
• M9: 7,186,233 km (0.108 R)
• M10: 8,601,728 km (0.044 R)
• M11: 9,138,485 km (0.102 R)
• M12: 10,110,422 km (0.09 R)
• M13: 11,834,688 km (0.08 R)
• M14: 15,912,576 km (0.087 R)
• M15: 16,721,751 km (0.06 R)
• M16: 17,076,747 km (0.033 R)
• M17: 17,924,817 km (0.092 R)
• M18: 18,864,142 km (0.107 R)
• M19: 19,902,052 km (0.047 R)
• M20: 21,599,389 km (0.101 R)
• M21: 25,434,929 km (0.12 R)
• M22: 26,380,388 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.4

Radius: 13

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 5.18 AU - 5.68 AU

Year: 8582 Days

Day: 5.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 32,555,705 km

• M1: 161,715 km (0.111 R)
• M2: 603,927 km (0.071 R)
• M3: 1,412,503 km (0.08 R)
• M4: 2,477,042 km (0.115 R)
• M5: 3,397,816 km (0.098 R)
• M6: 4,162,561 km (0.12 R)
• M7: 5,463,464 km (0.09 R)
• M8: 6,256,033 km (0.074 R)
• M9: 7,158,857 km (0.114 R)
• M10: 8,223,245 km (0.064 R)
• M11: 8,693,431 km (0.097 R)
• M12: 9,306,484 km (0.12 R)
• M13: 13,395,293 km (0.071 R)
• M14: 14,381,890 km (0.095 R)
• M15: 18,417,592 km (0.093 R)
• M16: 20,838,086 km (0.068 R)
• M17: 22,312,672 km (0.108 R)
• M18: 22,768,347 km (0.083 R)
• M19: 24,093,186 km (0.06 R)
• M20: 26,725,660 km (0.068 R)
• M21: 31,784,461 km (0.065 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 195 - 13,946 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit