🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.51 AU - 0.67 AU

Year: 167 Days

Day: 38.9 Hours

Environment

Temp: 218 °C

Axial Tilt: 6.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 47,109,964 km

• M1: 40,840 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.83 AU - 1.19 AU

Year: 375 Days

Day: 28.6 Hours

Environment

Temp: 16 °C

Axial Tilt: 22.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 2.85 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468.6

Radius: 11.7

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.05 AU - 5.31 AU

Year: 3735 Days

Day: 15 Hours

Environment

Temp: -134 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 47,109,964 km

• M1: 145,559 km (0.101 R)
• M2: 638,783 km (0.109 R)
• M3: 1,456,335 km (0.066 R)
• M4: 2,627,986 km (0.112 R)
• M5: 3,440,452 km (0.045 R)
• M6: 4,196,669 km (0.078 R)
• M7: 8,575,997 km (0.117 R)
• M8: 8,999,210 km (0.12 R)
• M9: 11,539,531 km (0.106 R)
• M10: 18,162,079 km (0.05 R)
• M11: 19,458,195 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.6

Radius: 14.7

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 4.3 AU - 6.34 AU

Year: 4527 Days

Day: 13.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,109,964 km

• M1: 182,958 km (0.105 R)
• M2: 965,056 km (0.089 R)
• M3: 2,143,737 km (0.095 R)
• M4: 2,773,096 km (0.106 R)
• M5: 4,055,598 km (0.089 R)
• M6: 5,306,386 km (0.089 R)
• M7: 6,679,246 km (0.101 R)
• M8: 7,368,144 km (0.045 R)
• M9: 8,277,849 km (0.082 R)
• M10: 11,287,159 km (0.099 R)
• M11: 11,948,831 km (0.11 R)
• M12: 16,645,605 km (0.12 R)
• M13: 19,937,357 km (0.073 R)
• M14: 21,235,119 km (0.047 R)
• M15: 22,244,904 km (0.08 R)
• M16: 22,866,035 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101.4

Radius: 13.1

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 6.63 AU - 7.19 AU

Year: 6702 Days

Day: 7.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,109,964 km

• M1: 164,109 km (0.108 R)
• M2: 933,192 km (0.08 R)
• M3: 1,559,109 km (0.073 R)
• M4: 2,498,284 km (0.062 R)
• M5: 3,823,572 km (0.111 R)
• M6: 4,886,614 km (0.038 R)
• M7: 6,190,809 km (0.065 R)
• M8: 7,320,123 km (0.073 R)
• M9: 8,919,474 km (0.101 R)
• M10: 11,014,442 km (0.109 R)
• M11: 11,616,424 km (0.099 R)
• M12: 14,246,953 km (0.116 R)
• M13: 16,258,446 km (0.055 R)
• M14: 16,934,030 km (0.041 R)
• M15: 17,628,314 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 286.2

Radius: 6.7

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 12.28 AU - 16.48 AU

Year: 20119 Days

Day: 23.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 47,109,964 km

• M1: 83,775 km (0.064 R)
• M2: 560,394 km (0.091 R)
• M3: 777,161 km (0.092 R)
• M4: 1,193,342 km (0.075 R)
• M5: 2,285,407 km (0.091 R)
• M6: 3,732,916 km (0.048 R)
• M7: 3,956,415 km (0.1 R)
• M8: 7,647,892 km (0.101 R)
• M9: 9,937,787 km (0.054 R)
• M10: 12,034,999 km (0.089 R)
• M11: 12,400,766 km (0.1 R)
• M12: 14,615,712 km (0.048 R)
• M13: 19,980,292 km (0.111 R)
• M14: 21,015,210 km (0.117 R)
• M15: 21,279,400 km (0.057 R)
• M16: 24,820,830 km (0.088 R)
• M17: 27,563,408 km (0.082 R)
• M18: 27,986,171 km (0.115 R)
• M19: 31,295,875 km (0.07 R)
• M20: 31,756,038 km (0.1 R)
• M21: 38,680,325 km (0.092 R)
• M22: 51,169,204 km (0.095 R)
• M23: 56,088,580 km (0.051 R)
• M24: 57,108,838 km (0.055 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 81.1

Radius: 4.5

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 16.43 AU - 19.69 AU

Year: 28317 Days

Day: 23.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 47,109,964 km

• M1: 291,267 km (0.086 R)
• M2: 550,221 km (0.063 R)
• M3: 1,066,932 km (0.089 R)
• M4: 1,430,754 km (0.105 R)
• M5: 2,251,298 km (0.084 R)
• M6: 2,537,329 km (0.05 R)
• M7: 3,067,355 km (0.08 R)
• M8: 3,823,273 km (0.116 R)
• M9: 4,036,899 km (0.083 R)
• M10: 5,162,772 km (0.107 R)
• M11: 5,325,086 km (0.095 R)
• M12: 5,797,665 km (0.116 R)
• M13: 13,956,135 km (0.053 R)
• M14: 17,183,410 km (0.108 R)
• M15: 18,285,647 km (0.101 R)
• M16: 18,663,382 km (0.117 R)
• M17: 19,046,203 km (0.104 R)
• M18: 35,748,805 km (0.116 R)
• M19: 37,660,516 km (0.072 R)
• M20: 41,039,184 km (0.109 R)
• M21: 44,072,281 km (0.077 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 465 - 10,731 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit