🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.6

Radius: 8.2

Gravity: 10.73 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.89 AU - 1.33 AU

Year: 793 Days

Day: 14.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 68,401,714 km

• M1: 102,325 km (0.043 R)
• M2: 517,309 km (0.12 R)
• M3: 881,131 km (0.096 R)
• M4: 1,583,045 km (0.097 R)
• M5: 2,275,234 km (0.072 R)
• M6: 2,672,865 km (0.076 R)
• M7: 3,564,917 km (0.042 R)
• M8: 4,557,798 km (0.118 R)
• M9: 4,956,477 km (0.064 R)
• M10: 5,303,095 km (0.119 R)
• M11: 5,883,235 km (0.098 R)
• M12: 6,230,452 km (0.053 R)
• M13: 6,809,994 km (0.07 R)
• M14: 8,557,297 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199

Radius: 13.7

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.1 AU - 1.32 AU

Year: 903 Days

Day: 13.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 68,401,714 km

• M1: 171,140 km (0.066 R)
• M2: 771,626 km (0.049 R)
• M3: 1,279,959 km (0.119 R)
• M4: 1,808,040 km (0.113 R)
• M5: 4,918,329 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.2

Radius: 8.6

Gravity: 12.94 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.25 AU - 1.67 AU

Year: 1197 Days

Day: 7.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 68,401,714 km

• M1: 106,962 km (0.119 R)
• M2: 375,341 km (0.107 R)
• M3: 704,008 km (0.06 R)
• M4: 1,029,383 km (0.073 R)
• M5: 1,322,595 km (0.067 R)
• M6: 1,672,205 km (0.064 R)
• M7: 2,061,010 km (0.115 R)
• M8: 2,825,305 km (0.067 R)
• M9: 3,868,003 km (0.046 R)
• M10: 4,571,561 km (0.089 R)
• M11: 5,045,188 km (0.11 R)
• M12: 5,616,951 km (0.105 R)
• M13: 6,373,617 km (0.057 R)
• M14: 6,665,034 km (0.081 R)
• M15: 7,539,433 km (0.112 R)
• M16: 8,258,251 km (0.106 R)
• M17: 8,663,811 km (0.04 R)
• M18: 12,179,062 km (0.118 R)
• M19: 12,819,640 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.6

Radius: 11.8

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.94 AU - 2.08 AU

Year: 1933 Days

Day: 6.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 68,401,714 km

• M1: 146,905 km (0.118 R)
• M2: 527,033 km (0.118 R)
• M3: 937,380 km (0.086 R)
• M4: 1,320,201 km (0.039 R)
• M5: 2,328,192 km (0.095 R)
• M6: 2,826,502 km (0.082 R)
• M7: 3,707,933 km (0.049 R)
• M8: 4,423,310 km (0.102 R)
• M9: 4,864,773 km (0.105 R)
• M10: 5,991,395 km (0.074 R)
• M11: 6,533,238 km (0.073 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 779.1

Radius: 6.4

Gravity: 19.02 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 6.49 AU - 9.95 AU

Year: 15984 Days

Day: 18.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 68,401,714 km

• M1: 79,586 km (0.109 R)
• M2: 283,638 km (0.074 R)
• M3: 977,622 km (0.041 R)
• M4: 1,199,177 km (0.092 R)
• M5: 1,454,540 km (0.083 R)
• M6: 1,763,161 km (0.096 R)
• M7: 3,034,144 km (0.055 R)
• M8: 3,918,118 km (0.108 R)
• M9: 5,626,226 km (0.103 R)
• M10: 5,979,277 km (0.046 R)
• M11: 6,557,772 km (0.093 R)
• M12: 7,825,913 km (0.076 R)
• M13: 8,316,146 km (0.091 R)
• M14: 11,446,631 km (0.09 R)
• M15: 11,950,028 km (0.095 R)
• M16: 12,337,037 km (0.084 R)
• M17: 13,068,272 km (0.117 R)
• M18: 18,498,226 km (0.093 R)
• M19: 19,103,498 km (0.116 R)
• M20: 21,373,197 km (0.084 R)
• M21: 22,329,427 km (0.088 R)
• M22: 23,514,093 km (0.113 R)
• M23: 29,018,397 km (0.06 R)
• M24: 31,149,568 km (0.05 R)
• M25: 31,636,958 km (0.117 R)
• M26: 33,637,231 km (0.091 R)
• M27: 39,428,314 km (0.064 R)
• M28: 41,301,878 km (0.072 R)
• M29: 48,733,302 km (0.067 R)
• M30: 51,395,545 km (0.102 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: 404 - 17,140 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit