🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.02 AU - 1.1 AU

Year: 401 Days

Day: 34.9 Hours

Environment

Temp: 9 °C

Axial Tilt: 9.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 38,937,552 km

• M1: 39,344 km (0.098 R)
• M2: 82,728 km (0.068 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.46 AU - 1.66 AU

Year: 715 Days

Day: 15 Hours

Environment

Temp: -35 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.8 AU - 3.16 AU

Year: 1888 Days

Day: 36.5 Hours

Environment

Temp: -93 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,937,552 km

• M1: 245,490 km (0.1 R)

Asteroid Belt

Center: 4.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.2

Radius: 9.3

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 4.96 AU - 7.52 AU

Year: 5722 Days

Day: 10.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 38,937,552 km

• M1: 115,938 km (0.116 R)
• M2: 445,502 km (0.115 R)
• M3: 1,172,997 km (0.09 R)
• M4: 1,470,697 km (0.101 R)
• M5: 2,014,635 km (0.08 R)
• M6: 2,557,824 km (0.062 R)
• M7: 3,251,809 km (0.077 R)
• M8: 4,737,615 km (0.082 R)
• M9: 5,061,794 km (0.104 R)
• M10: 5,589,425 km (0.104 R)
• M11: 6,974,103 km (0.026 R)
• M12: 8,501,946 km (0.11 R)
• M13: 10,448,214 km (0.106 R)
• M14: 11,436,458 km (0.062 R)
• M15: 12,913,438 km (0.081 R)
• M16: 13,252,726 km (0.104 R)
• M17: 16,694,225 km (0.059 R)
• M18: 24,830,703 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.6

Radius: 10.2

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 8.87 AU - 9.83 AU

Year: 10495 Days

Day: 12.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 38,937,552 km

• M1: 127,009 km (0.112 R)
• M2: 611,706 km (0.099 R)
• M3: 1,080,994 km (0.043 R)
• M4: 1,558,211 km (0.052 R)
• M5: 2,303,807 km (0.118 R)
• M6: 3,207,977 km (0.097 R)
• M7: 4,255,910 km (0.077 R)
• M8: 4,597,591 km (0.105 R)
• M9: 4,957,673 km (0.116 R)
• M10: 5,336,605 km (0.085 R)
• M11: 6,942,388 km (0.109 R)
• M12: 9,944,518 km (0.117 R)
• M13: 10,836,571 km (0.075 R)
• M14: 11,227,769 km (0.108 R)
• M15: 11,935,068 km (0.118 R)
• M16: 13,051,367 km (0.12 R)
• M17: 16,176,616 km (0.088 R)
• M18: 17,210,337 km (0.036 R)
• M19: 18,912,911 km (0.109 R)
• M20: 19,986,874 km (0.101 R)
• M21: 20,724,990 km (0.1 R)
• M22: 22,809,187 km (0.113 R)
• M23: 24,440,403 km (0.107 R)
• M24: 28,116,621 km (0.106 R)
• M25: 28,949,731 km (0.116 R)

Asteroid Belt

Center: 11.98 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 14.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 71.9

Radius: 7.3

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 12.29 AU - 16.91 AU

Year: 20479 Days

Day: 22.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 38,937,552 km

• M1: 91,105 km (0.1 R)
• M2: 505,042 km (0.034 R)
• M3: 872,305 km (0.11 R)
• M4: 1,495,231 km (0.101 R)
• M5: 3,105,353 km (0.083 R)
• M6: 6,650,822 km (0.082 R)
• M7: 8,592,453 km (0.109 R)
• M8: 9,896,049 km (0.108 R)
• M9: 12,835,497 km (0.103 R)
• M10: 16,890,497 km (0.084 R)
• M11: 28,505,575 km (0.108 R)
• M12: 30,687,909 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 74.9

Radius: 6.4

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 12.46 AU - 18.3 AU

Year: 22142 Days

Day: 24.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 38,937,552 km

• M1: 83,924 km (0.078 R)
• M2: 298,747 km (0.116 R)
• M3: 528,080 km (0.096 R)
• M4: 746,942 km (0.101 R)
• M5: 1,553,574 km (0.087 R)
• M6: 2,000,423 km (0.09 R)
• M7: 2,384,590 km (0.083 R)
• M8: 2,622,899 km (0.096 R)
• M9: 5,831,923 km (0.057 R)
• M10: 12,844,772 km (0.061 R)
• M11: 15,825,809 km (0.106 R)
• M12: 21,661,772 km (0.049 R)
• M13: 24,968,333 km (0.11 R)
• M14: 31,033,779 km (0.099 R)
• M15: 36,428,877 km (0.072 R)
• M16: 36,764,425 km (0.044 R)
• M17: 38,127,261 km (0.063 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 15,018 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit