🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.41 AU - 0.69 AU

Year: 142 Days

Day: 19.9 Hours

Environment

Temp: 252 °C

Axial Tilt: 27.6 °

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: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.68 AU - 0.88 AU

Year: 240 Days

Day: 31.7 Hours

Environment

Temp: 131 °C

Axial Tilt: 14.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,766,665 km

• M1: 85,720 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.8 AU - 1.1 AU

Year: 322 Days

Day: 37.1 Hours

Environment

Temp: 151 °C

Axial Tilt: 6.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,766,665 km

• M1: 16,306 km (0.045 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.88 AU - 1.42 AU

Year: 429 Days

Day: 41.5 Hours

Environment

Temp: 19 °C

Axial Tilt: 35.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 4.22 AU - 4.88 AU

Year: 3380 Days

Day: 47.1 Hours

Environment

Temp: -113 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 40,766,665 km

• M1: 85,121 km (0.093 R)
• M2: 351,555 km (0.057 R)

Planet 6 - Terrestrial

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 4.96 AU - 5.26 AU

Year: 4023 Days

Day: 24.7 Hours

Environment

Temp: -130 °C

Axial Tilt: 5.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885.9

Radius: 10.4

Gravity: 8.19 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 6.43 AU - 8.21 AU

Year: 6897 Days

Day: 14.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 40,766,665 km

• M1: 131,945 km (0.08 R)
• M2: 479,461 km (0.116 R)
• M3: 885,619 km (0.12 R)
• M4: 1,316,611 km (0.098 R)
• M5: 1,670,859 km (0.081 R)
• M6: 2,009,548 km (0.093 R)
• M7: 2,889,333 km (0.089 R)
• M8: 4,321,583 km (0.101 R)
• M9: 4,679,870 km (0.074 R)
• M10: 5,148,261 km (0.105 R)
• M11: 6,853,527 km (0.119 R)
• M12: 7,381,159 km (0.068 R)
• M13: 8,432,982 km (0.036 R)
• M14: 9,217,772 km (0.08 R)
• M15: 10,050,583 km (0.095 R)
• M16: 11,186,630 km (0.051 R)
• M17: 11,812,397 km (0.117 R)
• M18: 12,571,756 km (0.051 R)
• M19: 14,008,345 km (0.106 R)
• M20: 17,479,763 km (0.045 R)
• M21: 18,826,593 km (0.032 R)
• M22: 20,548,016 km (0.117 R)
• M23: 21,249,330 km (0.102 R)
• M24: 33,452,926 km (0.078 R)
• M25: 34,206,301 km (0.077 R)
• M26: 35,523,810 km (0.109 R)
• M27: 36,195,055 km (0.076 R)
• M28: 40,039,571 km (0.106 R)

Kuiper Belt

Range: 31.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 519 - 13,898 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit