🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 0.65 AU - 0.83 AU

Year: 231 Days

Day: 16.3 Hours

Environment

Temp: 200 °C

Axial Tilt: 47.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.89 AU - 0.99 AU

Year: 331 Days

Day: 31.6 Hours

Environment

Temp: 70 °C

Axial Tilt: 143.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 84,808,554 km

• M1: 39,494 km (0.069 R)
• M2: 64,177 km (0.102 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.67 AU - 5.57 AU

Year: 3609 Days

Day: 40.9 Hours

Environment

Temp: -135 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.07 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 11.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51

Radius: 13.1

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 9.62 AU - 13.4 AU

Year: 14192 Days

Day: 10.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 84,808,554 km

• M1: 169,494 km (0.082 R)
• M2: 607,667 km (0.102 R)
• M3: 1,465,461 km (0.104 R)
• M4: 1,932,505 km (0.093 R)
• M5: 2,943,787 km (0.108 R)
• M6: 3,598,876 km (0.06 R)
• M7: 5,074,360 km (0.063 R)
• M8: 6,984,126 km (0.115 R)
• M9: 9,567,831 km (0.08 R)
• M10: 11,986,529 km (0.033 R)
• M11: 13,910,807 km (0.088 R)
• M12: 15,537,983 km (0.116 R)
• M13: 19,610,037 km (0.118 R)
• M14: 21,179,019 km (0.114 R)
• M15: 23,113,469 km (0.083 R)
• M16: 24,863,316 km (0.099 R)
• M17: 25,389,900 km (0.09 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 595.1

Radius: 4.3

Gravity: 32.18 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 13.32 AU - 20.48 AU

Year: 25250 Days

Day: 23.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 84,808,554 km

• M1: 53,406 km (0.115 R)
• M2: 339,587 km (0.098 R)
• M3: 492,327 km (0.106 R)
• M4: 816,206 km (0.111 R)
• M5: 1,330,673 km (0.083 R)
• M6: 1,612,964 km (0.099 R)
• M7: 2,273,888 km (0.104 R)
• M8: 2,505,764 km (0.079 R)
• M9: 2,727,917 km (0.075 R)
• M10: 3,473,663 km (0.069 R)
• M11: 3,813,399 km (0.095 R)
• M12: 4,890,205 km (0.036 R)
• M13: 6,377,806 km (0.093 R)
• M14: 7,471,965 km (0.103 R)
• M15: 10,333,174 km (0.035 R)
• M16: 10,775,535 km (0.113 R)
• M17: 20,944,899 km (0.092 R)
• M18: 25,659,027 km (0.051 R)
• M19: 26,703,220 km (0.063 R)
• M20: 31,952,460 km (0.059 R)
• M21: 36,529,406 km (0.101 R)
• M22: 39,505,656 km (0.1 R)
• M23: 40,429,124 km (0.108 R)
• M24: 40,896,168 km (0.097 R)
• M25: 43,285,545 km (0.119 R)
• M26: 45,262,781 km (0.054 R)
• M27: 45,430,330 km (0.117 R)
• M28: 48,340,308 km (0.069 R)
• M29: 49,751,913 km (0.069 R)
• M30: 50,288,222 km (0.062 R)
• M31: 55,864,931 km (0.092 R)
• M32: 61,634,173 km (0.114 R)
• M33: 71,578,991 km (0.047 R)
• M34: 84,047,973 km (0.098 R)

Kuiper Belt

Range: 30.2 - 58.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 398 - 13,243 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit