🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.9

Radius: 13.4

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.79 AU - 0.97 AU

Year: 550 Days

Day: 14.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 56,029,401 km

• M1: 166,652 km (0.086 R)
• M2: 664,215 km (0.069 R)
• M3: 1,539,212 km (0.085 R)
• M4: 3,062,568 km (0.088 R)
• M5: 3,837,036 km (0.048 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.6

Radius: 14

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.04 AU - 1.1 AU

Year: 738 Days

Day: 9.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 56,029,401 km

• M1: 174,880 km (0.109 R)
• M2: 691,741 km (0.1 R)
• M3: 1,182,422 km (0.093 R)
• M4: 1,661,584 km (0.083 R)
• M5: 2,209,710 km (0.062 R)
• M6: 2,719,689 km (0.114 R)
• M7: 4,744,945 km (0.108 R)
• M8: 6,080,106 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.9

Radius: 10.4

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 1.14 AU - 1.88 AU

Year: 1237 Days

Day: 8.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 56,029,401 km

• M1: 129,402 km (0.067 R)
• M2: 463,155 km (0.081 R)
• M3: 822,489 km (0.102 R)
• M4: 1,163,123 km (0.043 R)
• M5: 1,721,871 km (0.083 R)
• M6: 2,234,843 km (0.063 R)
• M7: 2,847,745 km (0.049 R)
• M8: 4,738,213 km (0.088 R)
• M9: 6,391,419 km (0.109 R)
• M10: 7,696,212 km (0.104 R)
• M11: 8,399,172 km (0.051 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 871.5

Radius: 3.7

Gravity: 63.66 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 6.08 AU - 7.04 AU

Year: 11204 Days

Day: 15.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 56,029,401 km

• M1: 46,076 km (0.105 R)
• M2: 383,569 km (0.069 R)
• M3: 879,486 km (0.116 R)
• M4: 1,185,114 km (0.045 R)
• M5: 1,383,332 km (0.089 R)
• M6: 1,557,613 km (0.079 R)
• M7: 2,227,064 km (0.092 R)
• M8: 2,657,905 km (0.086 R)
• M9: 2,904,742 km (0.048 R)
• M10: 3,737,553 km (0.111 R)
• M11: 3,961,202 km (0.089 R)
• M12: 4,528,178 km (0.086 R)
• M13: 5,530,783 km (0.098 R)
• M14: 5,711,198 km (0.109 R)
• M15: 6,432,858 km (0.104 R)
• M16: 6,918,752 km (0.097 R)
• M17: 7,255,946 km (0.063 R)
• M18: 7,782,231 km (0.107 R)
• M19: 8,910,498 km (0.118 R)
• M20: 11,311,544 km (0.065 R)
• M21: 11,427,333 km (0.07 R)
• M22: 12,690,836 km (0.109 R)
• M23: 14,111,268 km (0.066 R)
• M24: 14,516,379 km (0.108 R)
• M25: 14,859,706 km (0.12 R)
• M26: 19,579,369 km (0.059 R)
• M27: 26,206,405 km (0.074 R)
• M28: 27,858,115 km (0.112 R)
• M29: 28,281,777 km (0.085 R)
• M30: 31,710,709 km (0.081 R)
• M31: 43,214,487 km (0.118 R)
• M32: 45,953,773 km (0.079 R)
• M33: 47,441,075 km (0.118 R)
• M34: 48,044,703 km (0.11 R)
• M35: 50,825,129 km (0.11 R)
• M36: 50,982,655 km (0.089 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 335 - 12,148 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit