🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.6

Radius: 14.1

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.56 AU - 0.84 AU

Year: 397 Days

Day: 9 Hours

Environment

Temp: -154 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 41,347,322 km

• M1: 175,777 km (0.087 R)
• M2: 624,721 km (0.109 R)
• M3: 1,287,140 km (0.075 R)
• M4: 1,809,536 km (0.059 R)
• M5: 2,353,922 km (0.067 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662.7

Radius: 14.3

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.91 AU - 0.91 AU

Year: 589 Days

Day: 9.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 41,347,322 km

• M1: 178,021 km (0.069 R)
• M2: 681,568 km (0.062 R)
• M3: 1,201,869 km (0.099 R)
• M4: 1,902,586 km (0.116 R)
• M5: 2,466,420 km (0.116 R)
• M6: 3,706,886 km (0.116 R)
• M7: 4,414,484 km (0.096 R)
• M8: 5,143,773 km (0.107 R)
• M9: 5,824,144 km (0.098 R)
• M10: 6,310,487 km (0.091 R)
• M11: 6,763,320 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 775

Radius: 14.6

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.2 AU - 2.6 AU

Year: 2522 Days

Day: 6.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 41,347,322 km

• M1: 181,612 km (0.104 R)
• M2: 693,835 km (0.052 R)
• M3: 1,408,314 km (0.025 R)
• M4: 2,463,279 km (0.08 R)
• M5: 3,706,886 km (0.111 R)
• M6: 4,754,220 km (0.057 R)
• M7: 5,215,879 km (0.098 R)
• M8: 7,463,139 km (0.102 R)
• M9: 8,751,027 km (0.069 R)
• M10: 17,011,971 km (0.118 R)
• M11: 19,349,437 km (0.034 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 183.9

Radius: 4.2

Gravity: 10.43 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 6.04 AU - 10.04 AU

Year: 15462 Days

Day: 21.6 Hours

Environment

Temp: -240 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 41,347,322 km

• M1: 54,154 km (0.118 R)
• M2: 317,895 km (0.099 R)
• M3: 705,204 km (0.095 R)
• M4: 1,080,396 km (0.102 R)
• M5: 2,027,500 km (0.097 R)
• M6: 2,264,912 km (0.097 R)
• M7: 2,427,225 km (0.034 R)
• M8: 3,765,229 km (0.095 R)
• M9: 4,312,308 km (0.064 R)
• M10: 4,505,888 km (0.111 R)
• M11: 5,121,782 km (0.119 R)
• M12: 6,305,101 km (0.071 R)
• M13: 6,847,992 km (0.081 R)
• M14: 7,150,030 km (0.097 R)
• M15: 7,539,882 km (0.097 R)
• M16: 7,943,797 km (0.112 R)
• M17: 8,838,841 km (0.047 R)
• M18: 12,696,072 km (0.093 R)
• M19: 16,990,279 km (0.07 R)
• M20: 18,108,373 km (0.111 R)
• M21: 25,056,297 km (0.069 R)
• M22: 25,953,435 km (0.036 R)
• M23: 28,773,206 km (0.047 R)
• M24: 30,256,768 km (0.118 R)
• M25: 30,458,426 km (0.079 R)
• M26: 32,103,553 km (0.062 R)
• M27: 32,629,540 km (0.107 R)
• M28: 35,569,587 km (0.043 R)
• M29: 37,974,821 km (0.083 R)
• M30: 39,516,726 km (0.113 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: 287 - 12,168 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit