🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.47 AU - 0.71 AU

Year: 171 Days

Day: 19.7 Hours

Environment

Temp: 164 °C

Axial Tilt: 28.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.7 AU - 0.82 AU

Year: 250 Days

Day: 47.3 Hours

Environment

Temp: 119 °C

Axial Tilt: 15.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 99,094,422 km

• M1: 68,516 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.8 AU - 3.12 AU

Year: 1919 Days

Day: 41.7 Hours

Environment

Temp: -109 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,094,422 km

• M1: 2,623,947 km (0.084 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 3.29 AU - 4.55 AU

Year: 2924 Days

Day: 36.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,094,422 km

• M1: 2,111,125 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 134.2

Radius: 8.6

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 8.84 AU - 13.32 AU

Year: 13894 Days

Day: 8.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 99,094,422 km

• M1: 107,411 km (0.033 R)
• M2: 387,608 km (0.034 R)
• M3: 1,550,881 km (0.073 R)
• M4: 2,436,800 km (0.085 R)
• M5: 2,797,331 km (0.055 R)
• M6: 4,323,678 km (0.085 R)
• M7: 5,136,144 km (0.112 R)
• M8: 5,670,208 km (0.093 R)
• M9: 6,273,836 km (0.055 R)
• M10: 6,710,960 km (0.067 R)
• M11: 7,422,897 km (0.069 R)
• M12: 8,747,885 km (0.042 R)
• M13: 10,315,372 km (0.109 R)
• M14: 10,734,844 km (0.116 R)
• M15: 14,861,352 km (0.084 R)
• M16: 15,157,256 km (0.065 R)
• M17: 18,066,935 km (0.113 R)
• M18: 20,081,270 km (0.029 R)
• M19: 23,020,120 km (0.031 R)
• M20: 25,215,170 km (0.052 R)
• M21: 28,535,495 km (0.101 R)
• M22: 28,901,112 km (0.033 R)
• M23: 33,434,825 km (0.036 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 644.9

Radius: 4.2

Gravity: 36.56 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 17.87 AU - 19.67 AU

Year: 30635 Days

Day: 16.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 99,094,422 km

• M1: 52,210 km (0.105 R)
• M2: 195,076 km (0.106 R)
• M3: 366,814 km (0.075 R)
• M4: 893,099 km (0.057 R)
• M5: 2,890,081 km (0.113 R)
• M6: 4,049,016 km (0.063 R)
• M7: 4,750,630 km (0.103 R)
• M8: 6,631,674 km (0.112 R)
• M9: 7,337,776 km (0.054 R)
• M10: 7,926,742 km (0.094 R)
• M11: 8,261,094 km (0.119 R)
• M12: 12,358,430 km (0.086 R)
• M13: 14,058,909 km (0.104 R)
• M14: 15,303,862 km (0.078 R)
• M15: 17,915,691 km (0.069 R)
• M16: 22,643,732 km (0.069 R)
• M17: 23,656,809 km (0.062 R)
• M18: 23,885,993 km (0.05 R)
• M19: 26,752,587 km (0.084 R)
• M20: 31,331,928 km (0.079 R)
• M21: 35,053,025 km (0.105 R)
• M22: 37,639,123 km (0.055 R)
• M23: 39,218,129 km (0.106 R)
• M24: 41,170,680 km (0.097 R)
• M25: 53,078,222 km (0.068 R)
• M26: 57,093,579 km (0.066 R)
• M27: 57,920,256 km (0.109 R)
• M28: 72,494,979 km (0.107 R)
• M29: 82,841,317 km (0.092 R)
• M30: 83,369,697 km (0.052 R)
• M31: 83,900,470 km (0.117 R)
• M32: 90,166,077 km (0.11 R)
• M33: 95,281,726 km (0.037 R)
• M34: 98,501,372 km (0.057 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 457 - 17,949 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit