🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.82 AU - 0.9 AU

Year: 294 Days

Day: 27.7 Hours

Environment

Temp: 86 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.74 AU - 1.04 AU

Year: 310 Days

Day: 46.9 Hours

Environment

Temp: 69 °C

Axial Tilt: 20.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.83 AU - 1.19 AU

Year: 375 Days

Day: 25.9 Hours

Environment

Temp: 21 °C

Axial Tilt: 22.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 69,244,920 km

• M1: 37,699 km (0.114 R)
• M2: 110,254 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.94 AU - 1.42 AU

Year: 473 Days

Day: 22.5 Hours

Environment

Temp: 12 °C

Axial Tilt: 22.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.96 AU - 1.6 AU

Year: 534 Days

Day: 37.3 Hours

Environment

Temp: 6 °C

Axial Tilt: 29.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.38 AU - 2.14 AU

Year: 861 Days

Day: 37.6 Hours

Environment

Temp: -49 °C

Axial Tilt: 18.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.7

Radius: 14.2

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 7.12 AU - 7.82 AU

Year: 7533 Days

Day: 12.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,244,920 km

• M1: 176,675 km (0.035 R)
• M2: 736,022 km (0.097 R)
• M3: 1,401,134 km (0.06 R)
• M4: 2,760,380 km (0.117 R)
• M5: 3,258,541 km (0.099 R)
• M6: 4,283,735 km (0.104 R)
• M7: 4,816,603 km (0.078 R)
• M8: 5,274,522 km (0.092 R)
• M9: 5,952,050 km (0.092 R)
• M10: 7,747,823 km (0.088 R)
• M11: 8,666,504 km (0.107 R)
• M12: 11,158,505 km (0.071 R)
• M13: 14,979,085 km (0.058 R)
• M14: 16,024,326 km (0.11 R)
• M15: 16,921,165 km (0.091 R)
• M16: 18,605,637 km (0.088 R)
• M17: 26,914,602 km (0.109 R)
• M18: 27,633,868 km (0.051 R)
• M19: 34,067,026 km (0.112 R)
• M20: 36,197,898 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 460.2

Radius: 4.9

Gravity: 19.17 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 14 AU - 16.84 AU

Year: 22341 Days

Day: 21.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 69,244,920 km

• M1: 61,186 km (0.033 R)
• M2: 218,413 km (0.091 R)
• M3: 419,323 km (0.112 R)
• M4: 634,445 km (0.085 R)
• M5: 910,602 km (0.101 R)
• M6: 1,568,085 km (0.096 R)
• M7: 3,841,075 km (0.109 R)
• M8: 4,247,981 km (0.091 R)
• M9: 4,683,161 km (0.099 R)
• M10: 5,074,061 km (0.111 R)
• M11: 5,602,739 km (0.112 R)
• M12: 5,840,151 km (0.077 R)
• M13: 6,292,984 km (0.118 R)
• M14: 7,455,958 km (0.096 R)
• M15: 14,633,963 km (0.06 R)
• M16: 16,411,934 km (0.034 R)
• M17: 17,815,012 km (0.117 R)
• M18: 20,951,930 km (0.077 R)
• M19: 22,009,138 km (0.114 R)
• M20: 26,263,103 km (0.113 R)
• M21: 27,377,906 km (0.055 R)
• M22: 30,423,569 km (0.046 R)
• M23: 31,404,183 km (0.075 R)
• M24: 32,027,707 km (0.107 R)
• M25: 34,869,468 km (0.065 R)
• M26: 36,078,967 km (0.079 R)
• M27: 37,594,842 km (0.088 R)
• M28: 53,370,237 km (0.101 R)
• M29: 53,901,609 km (0.097 R)
• M30: 56,244,760 km (0.037 R)
• M31: 56,979,286 km (0.104 R)
• M32: 58,843,275 km (0.056 R)
• M33: 61,520,479 km (0.071 R)
• M34: 66,706,139 km (0.098 R)
• M35: 67,528,778 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 343.3

Radius: 3.4

Gravity: 29.7 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 13.31 AU - 19.51 AU

Year: 24527 Days

Day: 23.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,244,920 km

• M1: 42,336 km (0.106 R)
• M2: 170,990 km (0.069 R)
• M3: 841,039 km (0.065 R)
• M4: 3,190,923 km (0.099 R)
• M5: 4,339,685 km (0.092 R)
• M6: 6,099,404 km (0.117 R)
• M7: 12,993,473 km (0.101 R)
• M8: 15,672,771 km (0.072 R)
• M9: 15,827,305 km (0.119 R)
• M10: 16,218,055 km (0.048 R)
• M11: 18,439,583 km (0.07 R)
• M12: 25,443,905 km (0.085 R)
• M13: 28,427,335 km (0.032 R)
• M14: 30,062,291 km (0.048 R)
• M15: 43,447,710 km (0.081 R)
• M16: 47,201,868 km (0.052 R)
• M17: 48,827,997 km (0.095 R)
• M18: 51,166,661 km (0.105 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 519 - 16,133 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit