🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.4 AU - 0.62 AU

Year: 132 Days

Day: 28.6 Hours

Environment

Temp: 191 °C

Axial Tilt: 22.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.51 AU - 0.53 AU

Year: 136 Days

Day: 16.5 Hours

Environment

Temp: 202 °C

Axial Tilt: 43.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.56 AU - 0.6 AU

Year: 160 Days

Day: 27.5 Hours

Environment

Temp: 192 °C

Axial Tilt: 15 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.79 AU - 1.15 AU

Year: 345 Days

Day: 16.7 Hours

Environment

Temp: 109 °C

Axial Tilt: 1.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.64 AU - 2.42 AU

Year: 1046 Days

Day: 12.7 Hours

Environment

Temp: -58 °C

Axial Tilt: 119 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3.26 AU - 5.38 AU

Year: 3247 Days

Day: 31.9 Hours

Environment

Temp: -135 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.7

Radius: 14.5

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 6.89 AU - 8.33 AU

Year: 7592 Days

Day: 9.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 88,847,699 km

• M1: 180,265 km (0.084 R)
• M2: 743,501 km (0.052 R)
• M3: 1,470,846 km (0.105 R)
• M4: 1,952,252 km (0.117 R)
• M5: 2,487,214 km (0.091 R)
• M6: 3,354,433 km (0.036 R)
• M7: 4,910,251 km (0.093 R)
• M8: 7,235,301 km (0.099 R)
• M9: 8,370,001 km (0.097 R)
• M10: 9,088,519 km (0.084 R)
• M11: 10,892,969 km (0.043 R)
• M12: 12,116,081 km (0.094 R)
• M13: 14,654,009 km (0.075 R)
• M14: 17,732,284 km (0.111 R)
• M15: 18,919,044 km (0.101 R)
• M16: 20,009,762 km (0.063 R)
• M17: 21,528,480 km (0.101 R)
• M18: 25,225,343 km (0.103 R)
• M19: 27,728,115 km (0.079 R)
• M20: 30,392,303 km (0.093 R)
• M21: 33,015,053 km (0.033 R)
• M22: 33,957,071 km (0.089 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 251.1

Radius: 5

Gravity: 10.04 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 17.73 AU - 22.53 AU

Year: 32663 Days

Day: 21.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 88,847,699 km

• M1: 76,893 km (0.116 R)
• M2: 287,527 km (0.065 R)
• M3: 665,860 km (0.048 R)
• M4: 1,979,629 km (0.116 R)
• M5: 2,182,035 km (0.097 R)
• M6: 2,465,822 km (0.109 R)
• M7: 3,671,431 km (0.061 R)
• M8: 4,401,917 km (0.073 R)
• M9: 5,732,890 km (0.064 R)
• M10: 9,494,229 km (0.055 R)
• M11: 11,232,556 km (0.104 R)
• M12: 16,442,452 km (0.11 R)
• M13: 28,109,141 km (0.038 R)
• M14: 40,610,287 km (0.113 R)
• M15: 51,483,808 km (0.072 R)
• M16: 57,488,517 km (0.099 R)
• M17: 59,976,629 km (0.053 R)
• M18: 67,659,527 km (0.04 R)
• M19: 71,954,631 km (0.098 R)
• M20: 73,499,977 km (0.069 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 408.9

Radius: 7.3

Gravity: 7.67 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 16.85 AU - 23.41 AU

Year: 32663 Days

Day: 21 Hours

Environment

Temp: -206 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 88,847,699 km

• M1: 90,806 km (0.118 R)
• M2: 748,887 km (0.102 R)
• M3: 1,010,384 km (0.094 R)
• M4: 1,302,549 km (0.1 R)
• M5: 1,597,406 km (0.113 R)
• M6: 2,060,112 km (0.102 R)
• M7: 2,891,428 km (0.069 R)
• M8: 3,194,214 km (0.072 R)
• M9: 4,478,063 km (0.072 R)
• M10: 4,734,025 km (0.115 R)
• M11: 5,519,413 km (0.104 R)
• M12: 5,856,906 km (0.034 R)
• M13: 8,451,382 km (0.116 R)
• M14: 10,725,868 km (0.099 R)
• M15: 11,386,343 km (0.1 R)
• M16: 14,379,647 km (0.075 R)
• M17: 14,617,358 km (0.11 R)
• M18: 17,140,924 km (0.04 R)
• M19: 22,709,555 km (0.089 R)
• M20: 23,249,005 km (0.104 R)
• M21: 24,465,685 km (0.065 R)
• M22: 25,608,014 km (0.057 R)
• M23: 28,744,034 km (0.105 R)
• M24: 29,248,179 km (0.051 R)
• M25: 33,774,262 km (0.116 R)
• M26: 35,766,457 km (0.103 R)
• M27: 45,025,070 km (0.076 R)
• M28: 49,929,187 km (0.039 R)
• M29: 52,885,540 km (0.034 R)
• M30: 57,735,054 km (0.09 R)
• M31: 70,337,777 km (0.079 R)
• M32: 71,253,017 km (0.064 R)
• M33: 71,483,099 km (0.113 R)
• M34: 74,518,888 km (0.056 R)
• M35: 77,883,344 km (0.057 R)

Kuiper Belt

Range: 30.3 - 53.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 281 - 13,027 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit