🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.57 AU - 0.63 AU

Year: 167 Days

Day: 21.1 Hours

Environment

Temp: 149 °C

Axial Tilt: 20.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 44,228,913 km

• M1: 160,369 km (0.102 R)
• M2: 363,224 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.72 AU - 0.84 AU

Year: 248 Days

Day: 26.4 Hours

Environment

Temp: 122 °C

Axial Tilt: 26.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 44,228,913 km

• M1: 299,196 km (0.107 R)

Asteroid Belt

Center: 3.47 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 676.7

Radius: 8.5

Gravity: 9.37 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 5.15 AU - 7.17 AU

Year: 5502 Days

Day: 6.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 44,228,913 km

• M1: 105,766 km (0.114 R)
• M2: 558,449 km (0.071 R)
• M3: 901,178 km (0.113 R)
• M4: 1,212,640 km (0.064 R)
• M5: 1,633,908 km (0.079 R)
• M6: 2,015,532 km (0.056 R)
• M7: 2,455,948 km (0.067 R)
• M8: 3,401,706 km (0.107 R)
• M9: 3,818,635 km (0.069 R)
• M10: 4,676,280 km (0.071 R)
• M11: 5,807,240 km (0.119 R)
• M12: 6,534,884 km (0.088 R)
• M13: 7,981,046 km (0.059 R)
• M14: 9,042,742 km (0.107 R)
• M15: 9,629,166 km (0.118 R)
• M16: 11,017,434 km (0.104 R)
• M17: 12,740,054 km (0.087 R)
• M18: 14,862,848 km (0.1 R)
• M19: 16,710,381 km (0.032 R)
• M20: 20,427,290 km (0.118 R)
• M21: 21,878,389 km (0.026 R)
• M22: 22,251,486 km (0.065 R)
• M23: 24,500,690 km (0.106 R)
• M24: 26,137,441 km (0.1 R)
• M25: 26,982,519 km (0.11 R)
• M26: 29,445,798 km (0.096 R)
• M27: 29,718,365 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343

Radius: 14.6

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 8.76 AU - 12.56 AU

Year: 12526 Days

Day: 7.4 Hours

Environment

Temp: -182 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,228,913 km

• M1: 186,100 km (0.067 R)
• M2: 717,471 km (0.07 R)
• M3: 1,244,804 km (0.096 R)
• M4: 2,794,339 km (0.099 R)
• M5: 3,782,283 km (0.076 R)
• M6: 4,496,912 km (0.117 R)
• M7: 5,206,604 km (0.098 R)
• M8: 5,956,090 km (0.109 R)
• M9: 6,665,184 km (0.09 R)
• M10: 7,834,440 km (0.102 R)
• M11: 11,038,827 km (0.101 R)
• M12: 11,513,202 km (0.096 R)
• M13: 12,222,296 km (0.111 R)
• M14: 14,651,466 km (0.038 R)
• M15: 17,671,248 km (0.114 R)
• M16: 20,605,611 km (0.116 R)
• M17: 26,009,834 km (0.04 R)
• M18: 29,994,373 km (0.1 R)
• M19: 32,614,281 km (0.109 R)
• M20: 38,787,586 km (0.072 R)
• M21: 39,273,779 km (0.072 R)

Kuiper Belt

Range: 30.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 348 - 18,710 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit