🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.6 AU - 0.84 AU

Year: 224 Days

Day: 13.4 Hours

Environment

Temp: 115 °C

Axial Tilt: 9.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.64 AU - 0.92 AU

Year: 253 Days

Day: 47.2 Hours

Environment

Temp: 188 °C

Axial Tilt: 8.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.79 AU - 0.85 AU

Year: 273 Days

Day: 31.9 Hours

Environment

Temp: 178 °C

Axial Tilt: 17.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.09 AU - 1.11 AU

Year: 424 Days

Day: 33.8 Hours

Environment

Temp: 16 °C

Axial Tilt: 7.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1 AU - 1.54 AU

Year: 525 Days

Day: 21.6 Hours

Environment

Temp: -6 °C

Axial Tilt: 3.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.58 AU - 2.58 AU

Year: 1101 Days

Day: 28 Hours

Environment

Temp: -71 °C

Axial Tilt: 37.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,326,627 km

• M1: 384,915 km (0.026 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 4.23 AU - 4.31 AU

Year: 3239 Days

Day: 45.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 130 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 80,326,627 km

• M1: 33,510 km (0.101 R)

Asteroid Belt

Center: 12.05 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 19.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 306.8

Radius: 6.6

Gravity: 7.04 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 18.36 AU - 21.3 AU

Year: 32416 Days

Day: 20.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 80,326,627 km

• M1: 83,176 km (0.118 R)
• M2: 302,337 km (0.088 R)
• M3: 695,630 km (0.117 R)
• M4: 1,219,372 km (0.079 R)
• M5: 1,541,905 km (0.112 R)
• M6: 3,377,172 km (0.108 R)
• M7: 3,920,362 km (0.077 R)
• M8: 5,027,536 km (0.112 R)
• M9: 5,942,775 km (0.114 R)
• M10: 10,789,298 km (0.114 R)
• M11: 13,874,455 km (0.089 R)
• M12: 14,555,125 km (0.072 R)
• M13: 15,901,206 km (0.097 R)
• M14: 23,047,347 km (0.111 R)
• M15: 23,680,296 km (0.052 R)
• M16: 26,328,627 km (0.069 R)
• M17: 27,488,160 km (0.108 R)
• M18: 28,681,353 km (0.096 R)
• M19: 45,304,668 km (0.081 R)
• M20: 49,015,294 km (0.082 R)
• M21: 56,271,538 km (0.109 R)
• M22: 57,225,973 km (0.084 R)
• M23: 58,385,506 km (0.081 R)
• M24: 75,839,089 km (0.109 R)
• M25: 78,179,398 km (0.118 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 14,170 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit