🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.63 AU - 0.77 AU

Year: 214 Days

Day: 28.6 Hours

Environment

Temp: 155 °C

Axial Tilt: 48.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.64 AU - 0.9 AU

Year: 247 Days

Day: 24.7 Hours

Environment

Temp: 176 °C

Axial Tilt: 0.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.9 AU - 1.16 AU

Year: 382 Days

Day: 44.5 Hours

Environment

Temp: 15 °C

Axial Tilt: 38.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 54,440,104 km

• M1: 160,369 km (0.095 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.54 AU - 2.08 AU

Year: 889 Days

Day: 29.1 Hours

Environment

Temp: -62 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.86 AU - 2.88 AU

Year: 1333 Days

Day: 34.5 Hours

Environment

Temp: -77 °C

Axial Tilt: 42.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,440,104 km

• M1: 630,555 km (0.099 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.39 AU - 3.53 AU

Year: 1860 Days

Day: 29 Hours

Environment

Temp: -99 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,440,104 km

• M1: 331,658 km (0.062 R)
• M2: 490,681 km (0.054 R)

Asteroid Belt

Center: 8.45 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 13.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 278.3

Radius: 6.3

Gravity: 7.01 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 11.02 AU - 16.84 AU

Year: 18990 Days

Day: 18.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,440,104 km

• M1: 78,389 km (0.106 R)
• M2: 284,685 km (0.102 R)
• M3: 526,435 km (0.095 R)
• M4: 811,269 km (0.073 R)
• M5: 2,469,562 km (0.028 R)
• M6: 4,192,780 km (0.074 R)
• M7: 5,098,445 km (0.099 R)
• M8: 6,751,950 km (0.089 R)
• M9: 9,676,439 km (0.068 R)
• M10: 10,850,483 km (0.047 R)
• M11: 11,645,297 km (0.091 R)
• M12: 12,478,258 km (0.072 R)
• M13: 13,223,255 km (0.037 R)
• M14: 14,195,791 km (0.057 R)
• M15: 16,501,692 km (0.061 R)
• M16: 17,859,143 km (0.096 R)
• M17: 18,724,417 km (0.11 R)
• M18: 22,738,128 km (0.111 R)
• M19: 28,648,591 km (0.1 R)
• M20: 35,999,381 km (0.087 R)
• M21: 53,790,308 km (0.027 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 507 - 12,151 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit