🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.52 AU - 0.82 AU

Year: 195 Days

Day: 46 Hours

Environment

Temp: 228 °C

Axial Tilt: 31.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.67 AU - 0.85 AU

Year: 235 Days

Day: 12.2 Hours

Environment

Temp: 180 °C

Axial Tilt: 0.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.3 AU - 1.68 AU

Year: 645 Days

Day: 13.4 Hours

Environment

Temp: -8 °C

Axial Tilt: 0.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 2 AU - 2.88 AU

Year: 1352 Days

Day: 43.3 Hours

Environment

Temp: -70 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,261,480 km

• M1: 409,001 km (0.109 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.64 AU - 4 AU

Year: 2649 Days

Day: 14.4 Hours

Environment

Temp: -117 °C

Axial Tilt: 32.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,261,480 km

• M1: 32,164 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.6

Radius: 9.9

Gravity: 6.35 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 9.7 AU - 15.14 AU

Year: 15528 Days

Day: 10.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 112.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 62,261,480 km

• M1: 123,119 km (0.102 R)
• M2: 682,316 km (0.079 R)
• M3: 1,153,400 km (0.078 R)
• M4: 1,487,152 km (0.115 R)
• M5: 1,800,859 km (0.11 R)
• M6: 2,417,651 km (0.095 R)
• M7: 2,974,155 km (0.071 R)
• M8: 3,724,688 km (0.113 R)
• M9: 4,100,029 km (0.098 R)
• M10: 6,492,548 km (0.112 R)
• M11: 8,317,492 km (0.072 R)
• M12: 10,016,774 km (0.094 R)
• M13: 10,517,927 km (0.118 R)
• M14: 11,570,199 km (0.066 R)
• M15: 12,122,065 km (0.11 R)
• M16: 13,344,728 km (0.119 R)
• M17: 16,797,148 km (0.052 R)
• M18: 19,318,620 km (0.114 R)
• M19: 22,741,120 km (0.029 R)
• M20: 23,219,684 km (0.103 R)
• M21: 30,412,050 km (0.109 R)
• M22: 30,876,253 km (0.058 R)
• M23: 33,268,472 km (0.037 R)
• M24: 34,761,608 km (0.11 R)
• M25: 36,559,625 km (0.058 R)
• M26: 37,481,447 km (0.095 R)
• M27: 38,015,063 km (0.116 R)
• M28: 43,634,109 km (0.084 R)
• M29: 54,756,261 km (0.113 R)

Kuiper Belt

Range: 30.9 - 59.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 549 - 17,867 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit