🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.73 AU - 0.97 AU

Year: 282 Days

Day: 34.5 Hours

Environment

Temp: 145 °C

Axial Tilt: 2.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.11 AU - 1.21 AU

Year: 450 Days

Day: 26.6 Hours

Environment

Temp: 11 °C

Axial Tilt: 17.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 93,694,321 km

• M1: 146,905 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.17 AU - 1.37 AU

Year: 515 Days

Day: 27.6 Hours

Environment

Temp: 20 °C

Axial Tilt: 20.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 93,694,321 km

• M1: 231,129 km (0.115 R)
• M2: 311,912 km (0.083 R)

Asteroid Belt

Center: 2.5 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 3.02 AU - 4.42 AU

Year: 2582 Days

Day: 26.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 44.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 133.9

Radius: 9

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 6.71 AU - 7.21 AU

Year: 6608 Days

Day: 14.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 93,694,321 km

• M1: 114,742 km (0.072 R)
• M2: 455,974 km (0.065 R)
• M3: 825,930 km (0.106 R)
• M4: 2,089,433 km (0.095 R)
• M5: 2,419,147 km (0.106 R)
• M6: 3,720,200 km (0.066 R)
• M7: 4,336,393 km (0.108 R)
• M8: 4,900,377 km (0.047 R)
• M9: 8,145,155 km (0.055 R)
• M10: 8,827,471 km (0.079 R)
• M11: 12,643,713 km (0.086 R)
• M12: 14,418,243 km (0.084 R)
• M13: 18,339,203 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.1

Radius: 14.6

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 7.07 AU - 7.49 AU

Year: 7069 Days

Day: 12.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 169.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 93,694,321 km

• M1: 181,612 km (0.077 R)
• M2: 691,890 km (0.12 R)
• M3: 1,656,048 km (0.105 R)
• M4: 3,519,589 km (0.113 R)
• M5: 4,760,503 km (0.101 R)
• M6: 5,450,748 km (0.101 R)
• M7: 6,276,079 km (0.096 R)
• M8: 6,957,947 km (0.115 R)
• M9: 7,971,023 km (0.079 R)
• M10: 8,641,820 km (0.112 R)
• M11: 10,485,165 km (0.064 R)
• M12: 11,552,097 km (0.09 R)
• M13: 13,028,628 km (0.038 R)
• M14: 14,383,087 km (0.111 R)
• M15: 17,164,261 km (0.051 R)
• M16: 17,859,143 km (0.037 R)
• M17: 18,572,875 km (0.068 R)
• M18: 25,073,950 km (0.077 R)
• M19: 27,823,858 km (0.081 R)
• M20: 30,064,086 km (0.094 R)
• M21: 31,899,352 km (0.053 R)
• M22: 33,484,940 km (0.074 R)
• M23: 34,680,676 km (0.1 R)
• M24: 38,557,056 km (0.052 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 822.7

Radius: 7.5

Gravity: 14.63 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 13.75 AU - 19.99 AU

Year: 24937 Days

Day: 16.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 93,694,321 km

• M1: 118,930 km (0.072 R)
• M2: 366,964 km (0.113 R)
• M3: 997,818 km (0.092 R)
• M4: 1,835,117 km (0.075 R)
• M5: 2,496,190 km (0.111 R)
• M6: 2,801,519 km (0.084 R)
• M7: 3,366,102 km (0.093 R)
• M8: 5,229,343 km (0.041 R)
• M9: 7,027,958 km (0.086 R)
• M10: 8,066,616 km (0.097 R)
• M11: 8,852,155 km (0.096 R)
• M12: 10,574,774 km (0.119 R)
• M13: 12,729,881 km (0.11 R)
• M14: 13,102,978 km (0.057 R)
• M15: 15,412,769 km (0.084 R)
• M16: 17,155,285 km (0.108 R)
• M17: 17,518,958 km (0.074 R)
• M18: 19,414,812 km (0.084 R)
• M19: 21,027,028 km (0.077 R)
• M20: 21,865,674 km (0.112 R)
• M21: 24,286,766 km (0.036 R)
• M22: 25,209,784 km (0.11 R)
• M23: 29,654,487 km (0.097 R)
• M24: 34,163,516 km (0.105 R)
• M25: 40,056,924 km (0.069 R)
• M26: 41,998,256 km (0.049 R)
• M27: 46,067,168 km (0.118 R)
• M28: 50,391,444 km (0.074 R)
• M29: 51,890,864 km (0.077 R)
• M30: 53,227,222 km (0.1 R)
• M31: 56,167,568 km (0.064 R)
• M32: 57,171,220 km (0.1 R)
• M33: 57,779,186 km (0.085 R)
• M34: 59,421,321 km (0.086 R)
• M35: 61,517,487 km (0.108 R)
• M36: 83,944,900 km (0.038 R)

Kuiper Belt

Range: 30.5 - 60.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 166 - 18,423 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit