🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.53 AU - 0.53 AU

Year: 142 Days

Day: 33.2 Hours

Environment

Temp: 155 °C

Axial Tilt: 41.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 56,187,186 km

• M1: 335,847 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.22 AU - 2.46 AU

Year: 1321 Days

Day: 19.8 Hours

Environment

Temp: -75 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 11.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 360.1

Radius: 11.4

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 11.67 AU - 12.25 AU

Year: 15261 Days

Day: 11.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 56,187,186 km

• M1: 141,819 km (0.055 R)
• M2: 544,686 km (0.073 R)
• M3: 960,119 km (0.093 R)
• M4: 2,030,043 km (0.102 R)
• M5: 3,414,422 km (0.036 R)
• M6: 4,678,374 km (0.037 R)
• M7: 5,622,038 km (0.071 R)
• M8: 7,884,705 km (0.038 R)
• M9: 8,836,447 km (0.094 R)
• M10: 10,326,891 km (0.097 R)
• M11: 10,751,150 km (0.119 R)
• M12: 11,187,078 km (0.104 R)
• M13: 12,928,098 km (0.104 R)
• M14: 14,120,244 km (0.102 R)
• M15: 15,590,492 km (0.101 R)
• M16: 17,983,758 km (0.109 R)
• M17: 23,215,196 km (0.12 R)
• M18: 23,852,632 km (0.119 R)
• M19: 24,408,389 km (0.11 R)
• M20: 27,216,939 km (0.078 R)
• M21: 28,233,307 km (0.078 R)
• M22: 43,432,750 km (0.063 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 258.3

Radius: 7.4

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 12.85 AU - 16.43 AU

Year: 20668 Days

Day: 15.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 56,187,186 km

• M1: 92,152 km (0.075 R)
• M2: 575,353 km (0.112 R)
• M3: 937,380 km (0.098 R)
• M4: 1,503,010 km (0.063 R)
• M5: 3,050,151 km (0.107 R)
• M6: 3,549,209 km (0.098 R)
• M7: 4,159,569 km (0.115 R)
• M8: 5,695,789 km (0.118 R)
• M9: 5,953,247 km (0.115 R)
• M10: 8,974,227 km (0.115 R)
• M11: 11,322,315 km (0.096 R)
• M12: 11,730,418 km (0.117 R)
• M13: 14,935,253 km (0.11 R)
• M14: 18,043,298 km (0.103 R)
• M15: 22,093,810 km (0.063 R)
• M16: 26,609,871 km (0.105 R)
• M17: 27,959,692 km (0.097 R)
• M18: 28,705,139 km (0.096 R)
• M19: 30,795,320 km (0.087 R)
• M20: 37,542,633 km (0.097 R)
• M21: 39,371,317 km (0.1 R)
• M22: 43,064,290 km (0.106 R)
• M23: 43,915,203 km (0.085 R)
• M24: 44,922,146 km (0.118 R)
• M25: 45,650,688 km (0.097 R)
• M26: 50,814,956 km (0.071 R)
• M27: 52,726,817 km (0.115 R)
• M28: 53,212,262 km (0.114 R)
• M29: 54,027,720 km (0.047 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: 490 - 11,634 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit