🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.7 AU - 1.02 AU

Year: 299 Days

Day: 39 Hours

Environment

Temp: 68 °C

Axial Tilt: 21 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.95 AU - 1.22 AU

Year: 421 Days

Day: 33.7 Hours

Environment

Temp: -1 °C

Axial Tilt: 47 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.94 AU - 1.52 AU

Year: 511 Days

Day: 26.4 Hours

Environment

Temp: -3 °C

Axial Tilt: 7.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.64 AU - 2.06 AU

Year: 943 Days

Day: 44 Hours

Environment

Temp: -72 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.2

Radius: 11.8

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 3.91 AU - 6.41 AU

Year: 4392 Days

Day: 14.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,714,497 km

• M1: 146,905 km (0.092 R)
• M2: 538,702 km (0.094 R)
• M3: 1,147,266 km (0.092 R)
• M4: 2,016,280 km (0.119 R)
• M5: 2,448,468 km (0.098 R)
• M6: 2,960,691 km (0.119 R)
• M7: 3,441,649 km (0.108 R)
• M8: 4,156,278 km (0.068 R)
• M9: 6,806,105 km (0.106 R)
• M10: 7,303,817 km (0.091 R)
• M11: 8,223,844 km (0.095 R)
• M12: 9,022,248 km (0.12 R)
• M13: 9,420,178 km (0.116 R)
• M14: 10,553,681 km (0.077 R)
• M15: 11,869,993 km (0.073 R)
• M16: 13,344,130 km (0.114 R)
• M17: 13,966,607 km (0.07 R)
• M18: 14,717,439 km (0.104 R)
• M19: 15,664,991 km (0.054 R)
• M20: 18,816,570 km (0.104 R)
• M21: 22,080,347 km (0.12 R)

Asteroid Belt

Center: 7.64 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 10.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251

Radius: 9.3

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 10.01 AU - 10.23 AU

Year: 12064 Days

Day: 11.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 56,714,497 km

• M1: 115,639 km (0.105 R)
• M2: 853,306 km (0.101 R)
• M3: 2,159,445 km (0.056 R)
• M4: 3,670,833 km (0.106 R)
• M5: 4,647,407 km (0.052 R)
• M6: 6,320,510 km (0.029 R)
• M7: 10,660,943 km (0.113 R)
• M8: 16,205,489 km (0.11 R)
• M9: 17,466,449 km (0.083 R)
• M10: 20,559,684 km (0.064 R)
• M11: 22,516,724 km (0.059 R)
• M12: 24,680,358 km (0.069 R)
• M13: 36,369,187 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 25.9

Radius: 4

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 11.59 AU - 14.57 AU

Year: 17727 Days

Day: 17.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 56,714,497 km

• M1: 51,312 km (0.073 R)
• M2: 544,087 km (0.116 R)
• M3: 902,524 km (0.119 R)
• M4: 2,150,021 km (0.063 R)
• M5: 2,971,463 km (0.105 R)
• M6: 19,025,259 km (0.081 R)
• M7: 21,049,916 km (0.036 R)
• M8: 21,246,937 km (0.031 R)
• M9: 22,249,691 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 16.8

Radius: 4.1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 13.69 AU - 17.61 AU

Year: 23201 Days

Day: 22.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 56,714,497 km

• M1: 64,925 km (0.093 R)
• M2: 212,878 km (0.086 R)
• M3: 950,395 km (0.062 R)
• M4: 2,390,873 km (0.104 R)
• M5: 20,409,787 km (0.063 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 167.4

Radius: 6.9

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 13.33 AU - 20.47 AU

Year: 26035 Days

Day: 20.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 56,714,497 km

• M1: 91,703 km (0.087 R)
• M2: 474,225 km (0.085 R)
• M3: 1,151,604 km (0.087 R)
• M4: 1,554,471 km (0.104 R)
• M5: 2,291,989 km (0.055 R)
• M6: 3,710,027 km (0.049 R)
• M7: 5,177,582 km (0.099 R)
• M8: 6,040,612 km (0.096 R)
• M9: 6,387,679 km (0.094 R)
• M10: 8,904,065 km (0.103 R)
• M11: 9,819,155 km (0.118 R)
• M12: 13,322,438 km (0.069 R)
• M13: 15,000,328 km (0.092 R)
• M14: 19,509,507 km (0.092 R)
• M15: 22,115,352 km (0.104 R)
• M16: 29,407,052 km (0.058 R)
• M17: 32,817,734 km (0.079 R)
• M18: 44,181,936 km (0.118 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 536 - 14,464 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit