🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 515.8

Radius: 9

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.57 AU - 0.65 AU

Year: 335 Days

Day: 8.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 63,089,102 km

• M1: 111,899 km (0.113 R)
• M2: 701,464 km (0.084 R)
• M3: 1,005,746 km (0.09 R)
• M4: 1,640,640 km (0.03 R)
• M5: 2,105,740 km (0.097 R)
• M6: 2,408,376 km (0.049 R)
• M7: 2,787,457 km (0.1 R)
• M8: 3,376,424 km (0.086 R)
• M9: 3,876,530 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.2

Radius: 14.4

Gravity: 3.18 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.82 AU - 1.24 AU

Year: 735 Days

Day: 10 Hours

Environment

Temp: -177 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 63,089,102 km

• M1: 179,069 km (0.069 R)
• M2: 642,672 km (0.084 R)
• M3: 1,560,306 km (0.099 R)
• M4: 2,358,710 km (0.099 R)
• M5: 2,835,927 km (0.1 R)
• M6: 5,327,779 km (0.047 R)
• M7: 6,381,396 km (0.057 R)
• M8: 7,918,365 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.2

Radius: 12.7

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.17 AU - 2.39 AU

Year: 2420 Days

Day: 9.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 63,089,102 km

• M1: 157,975 km (0.082 R)
• M2: 586,872 km (0.111 R)
• M3: 1,091,915 km (0.09 R)
• M4: 2,050,239 km (0.107 R)
• M5: 2,670,023 km (0.098 R)
• M6: 4,514,116 km (0.102 R)
• M7: 6,532,191 km (0.099 R)
• M8: 7,385,048 km (0.061 R)
• M9: 9,000,705 km (0.113 R)
• M10: 12,224,689 km (0.102 R)

Asteroid Belt

Center: 4.89 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 752.3

Radius: 6.5

Gravity: 17.81 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 7.09 AU - 7.89 AU

Year: 14409 Days

Day: 18.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 63,089,102 km

• M1: 81,381 km (0.1 R)
• M2: 343,776 km (0.064 R)
• M3: 1,633,459 km (0.05 R)
• M4: 2,759,183 km (0.113 R)
• M5: 3,704,642 km (0.068 R)
• M6: 4,423,459 km (0.09 R)
• M7: 5,558,608 km (0.099 R)
• M8: 7,909,688 km (0.088 R)
• M9: 8,838,541 km (0.057 R)
• M10: 10,057,614 km (0.095 R)
• M11: 12,311,007 km (0.085 R)
• M12: 12,890,250 km (0.101 R)
• M13: 13,286,385 km (0.098 R)
• M14: 14,312,327 km (0.061 R)
• M15: 15,390,031 km (0.112 R)
• M16: 16,520,841 km (0.112 R)
• M17: 17,544,689 km (0.116 R)
• M18: 18,113,310 km (0.075 R)
• M19: 18,694,049 km (0.084 R)
• M20: 22,065,237 km (0.111 R)
• M21: 23,015,483 km (0.107 R)
• M22: 25,099,232 km (0.094 R)
• M23: 25,613,250 km (0.104 R)
• M24: 27,849,289 km (0.106 R)
• M25: 28,400,258 km (0.042 R)
• M26: 29,523,888 km (0.093 R)
• M27: 30,793,824 km (0.101 R)
• M28: 33,442,155 km (0.11 R)
• M29: 34,568,029 km (0.075 R)
• M30: 36,108,139 km (0.079 R)
• M31: 37,292,804 km (0.103 R)
• M32: 40,297,627 km (0.102 R)
• M33: 42,872,955 km (0.114 R)
• M34: 52,081,152 km (0.072 R)
• M35: 53,762,034 km (0.083 R)
• M36: 54,444,499 km (0.116 R)
• M37: 60,847,887 km (0.037 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 323 - 19,771 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit