🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.97 AU - 1.59 AU

Year: 524 Days

Day: 40.1 Hours

Environment

Temp: 2 °C

Axial Tilt: 3.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.37 AU - 2.05 AU

Year: 809 Days

Day: 16.7 Hours

Environment

Temp: -45 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.53 AU - 2.17 AU

Year: 910 Days

Day: 44.5 Hours

Environment

Temp: -51 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.55 AU - 3.19 AU

Year: 1758 Days

Day: 16.1 Hours

Environment

Temp: -99 °C

Axial Tilt: 21.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.57 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 14.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 628.6

Radius: 6.1

Gravity: 16.89 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 13.04 AU - 15.5 AU

Year: 19495 Days

Day: 22.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 19,963,394 km

• M1: 77,791 km (0.06 R)
• M2: 279,449 km (0.116 R)
• M3: 1,381,836 km (0.045 R)
• M4: 2,477,640 km (0.081 R)
• M5: 2,685,431 km (0.116 R)
• M6: 3,324,513 km (0.058 R)
• M7: 3,694,768 km (0.087 R)
• M8: 5,533,027 km (0.084 R)
• M9: 7,097,970 km (0.119 R)
• M10: 9,152,697 km (0.101 R)
• M11: 9,539,258 km (0.107 R)
• M12: 13,312,415 km (0.096 R)
• M13: 14,913,711 km (0.069 R)
• M14: 16,477,158 km (0.09 R)
• M15: 17,049,221 km (0.096 R)
• M16: 17,382,076 km (0.055 R)
• M17: 21,720,713 km (0.04 R)
• M18: 27,405,732 km (0.085 R)
• M19: 31,451,307 km (0.09 R)
• M20: 32,330,942 km (0.062 R)
• M21: 34,270,927 km (0.053 R)
• M22: 34,801,102 km (0.094 R)
• M23: 35,606,537 km (0.11 R)
• M24: 37,254,657 km (0.118 R)
• M25: 37,674,429 km (0.109 R)
• M26: 42,655,439 km (0.03 R)
• M27: 47,893,010 km (0.114 R)
• M28: 48,889,033 km (0.076 R)
• M29: 49,560,877 km (0.101 R)
• M30: 51,960,427 km (0.067 R)
• M31: 53,188,775 km (0.057 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 10.2

Radius: 5.6

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 12.96 AU - 18 AU

Year: 22027 Days

Day: 19.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 19,963,394 km

• M1: 82,279 km (0.059 R)
• M2: 407,355 km (0.072 R)
• M3: 837,898 km (0.099 R)
• M4: 3,167,585 km (0.068 R)
• M5: 3,951,179 km (0.044 R)
• M6: 5,583,591 km (0.092 R)
• M7: 8,163,855 km (0.091 R)
• M8: 11,159,253 km (0.065 R)
• M9: 18,736,236 km (0.075 R)

Kuiper Belt

Range: 30.3 - 60.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 253 - 15,983 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit