🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.53 AU - 0.63 AU

Year: 164 Days

Day: 12.5 Hours

Environment

Temp: 181 °C

Axial Tilt: 16.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.61 AU - 0.71 AU

Year: 199 Days

Day: 39.9 Hours

Environment

Temp: 164 °C

Axial Tilt: 20.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 97,706,388 km

• M1: 68,366 km (0.075 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.29 AU - 1.77 AU

Year: 702 Days

Day: 38.2 Hours

Environment

Temp: -40 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 2.03 AU - 3.21 AU

Year: 1573 Days

Day: 27.1 Hours

Environment

Temp: -105 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 97,706,388 km

• M1: 171,888 km (0.118 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.17 AU - 3.33 AU

Year: 1691 Days

Day: 35 Hours

Environment

Temp: -106 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 97,706,388 km

• M1: 32,912 km (0.1 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.02 AU - 4.56 AU

Year: 2736 Days

Day: 31.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 97,706,388 km

• M1: 1,444,218 km (0.1 R)

Asteroid Belt

Center: 9.98 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 16.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 999.6

Radius: 5.6

Gravity: 31.88 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 15.24 AU - 17.08 AU

Year: 24092 Days

Day: 17.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 97,706,388 km

• M1: 69,713 km (0.066 R)
• M2: 246,986 km (0.107 R)
• M3: 484,697 km (0.045 R)
• M4: 771,626 km (0.104 R)
• M5: 1,167,013 km (0.066 R)
• M6: 4,149,097 km (0.119 R)
• M7: 4,701,263 km (0.109 R)
• M8: 5,685,018 km (0.067 R)
• M9: 5,950,854 km (0.072 R)
• M10: 6,700,937 km (0.111 R)
• M11: 7,098,569 km (0.039 R)
• M12: 11,277,435 km (0.12 R)
• M13: 11,768,715 km (0.05 R)
• M14: 12,718,961 km (0.025 R)
• M15: 15,962,093 km (0.109 R)
• M16: 17,961,618 km (0.101 R)
• M17: 20,532,757 km (0.051 R)
• M18: 24,951,429 km (0.092 R)
• M19: 27,758,782 km (0.091 R)
• M20: 28,012,351 km (0.096 R)
• M21: 31,177,842 km (0.104 R)
• M22: 33,415,676 km (0.092 R)
• M23: 37,585,717 km (0.053 R)
• M24: 45,694,221 km (0.085 R)
• M25: 45,870,746 km (0.076 R)
• M26: 51,765,800 km (0.107 R)
• M27: 53,903,404 km (0.066 R)
• M28: 55,695,586 km (0.059 R)
• M29: 58,561,582 km (0.12 R)
• M30: 63,700,868 km (0.101 R)
• M31: 65,703,086 km (0.091 R)
• M32: 68,206,756 km (0.071 R)
• M33: 77,094,215 km (0.074 R)
• M34: 89,180,078 km (0.034 R)
• M35: 90,843,905 km (0.073 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 280 - 19,956 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit