🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.68 AU - 0.72 AU

Year: 222 Days

Day: 45 Hours

Environment

Temp: 112 °C

Axial Tilt: 37.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 71,721,941 km

• M1: 83,176 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.92 AU - 0.96 AU

Year: 345 Days

Day: 28.4 Hours

Environment

Temp: 17 °C

Axial Tilt: 27.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.22 AU - 1.79 AU

Year: 696 Days

Day: 21.8 Hours

Environment

Temp: -47 °C

Axial Tilt: 18 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 71,721,941 km

• M1: 196,871 km (0.04 R)
• M2: 255,064 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.51 AU - 2.33 AU

Year: 1008 Days

Day: 24 Hours

Environment

Temp: -85 °C

Axial Tilt: 27.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,721,941 km

• M1: 190,887 km (0.048 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.97 AU - 4.73 AU

Year: 2861 Days

Day: 25.6 Hours

Environment

Temp: -120 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 8.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388

Radius: 14.5

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 8.05 AU - 8.43 AU

Year: 8959 Days

Day: 8.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 71,721,941 km

• M1: 180,415 km (0.102 R)
• M2: 693,685 km (0.117 R)
• M3: 1,315,713 km (0.035 R)
• M4: 2,801,669 km (0.029 R)
• M5: 3,915,575 km (0.1 R)
• M6: 6,117,356 km (0.09 R)
• M7: 6,725,172 km (0.038 R)
• M8: 9,659,983 km (0.093 R)
• M9: 12,868,110 km (0.091 R)
• M10: 17,451,190 km (0.04 R)
• M11: 19,099,459 km (0.075 R)
• M12: 20,402,008 km (0.061 R)
• M13: 21,608,964 km (0.112 R)
• M14: 22,073,764 km (0.117 R)
• M15: 24,834,443 km (0.075 R)
• M16: 33,138,172 km (0.068 R)
• M17: 34,804,842 km (0.075 R)
• M18: 36,855,829 km (0.062 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.6

Radius: 8.3

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 9.17 AU - 10.47 AU

Year: 11655 Days

Day: 8.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 71,721,941 km

• M1: 164,558 km (0.111 R)
• M2: 628,311 km (0.11 R)
• M3: 1,092,064 km (0.105 R)
• M4: 1,694,046 km (0.113 R)
• M5: 2,248,007 km (0.111 R)
• M6: 2,534,338 km (0.087 R)
• M7: 3,299,082 km (0.096 R)
• M8: 3,564,768 km (0.027 R)
• M9: 4,449,041 km (0.09 R)
• M10: 5,008,686 km (0.049 R)
• M11: 11,668,185 km (0.107 R)
• M12: 12,830,411 km (0.077 R)
• M13: 15,158,303 km (0.09 R)
• M14: 17,445,206 km (0.069 R)
• M15: 17,941,273 km (0.073 R)
• M16: 20,358,774 km (0.102 R)
• M17: 23,133,516 km (0.087 R)
• M18: 23,883,599 km (0.105 R)
• M19: 25,039,093 km (0.03 R)
• M20: 27,963,432 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 389.1

Radius: 3.9

Gravity: 25.58 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 15.56 AU - 16.48 AU

Year: 24285 Days

Day: 17.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 71,721,941 km

• M1: 48,470 km (0.096 R)
• M2: 202,406 km (0.092 R)
• M3: 413,189 km (0.088 R)
• M4: 1,014,722 km (0.089 R)
• M5: 1,337,555 km (0.092 R)
• M6: 1,926,222 km (0.085 R)
• M7: 2,441,437 km (0.085 R)
• M8: 2,671,369 km (0.089 R)
• M9: 2,816,180 km (0.065 R)
• M10: 3,768,071 km (0.08 R)
• M11: 3,981,398 km (0.056 R)
• M12: 4,774,566 km (0.081 R)
• M13: 5,283,198 km (0.088 R)
• M14: 7,162,297 km (0.082 R)
• M15: 8,024,729 km (0.091 R)
• M16: 8,326,917 km (0.08 R)
• M17: 9,334,159 km (0.076 R)
• M18: 9,952,896 km (0.099 R)
• M19: 11,908,290 km (0.12 R)
• M20: 12,235,311 km (0.107 R)
• M21: 14,324,146 km (0.099 R)
• M22: 14,918,947 km (0.065 R)
• M23: 16,558,240 km (0.076 R)
• M24: 16,801,786 km (0.055 R)
• M25: 19,281,071 km (0.055 R)
• M26: 21,126,211 km (0.082 R)
• M27: 21,701,864 km (0.089 R)
• M28: 28,507,520 km (0.084 R)
• M29: 31,760,526 km (0.065 R)
• M30: 34,061,341 km (0.099 R)
• M31: 38,280,001 km (0.087 R)
• M32: 39,134,803 km (0.072 R)
• M33: 42,529,627 km (0.114 R)
• M34: 46,920,923 km (0.069 R)
• M35: 50,917,430 km (0.111 R)
• M36: 51,604,833 km (0.096 R)
• M37: 54,059,584 km (0.111 R)
• M38: 55,677,934 km (0.079 R)
• M39: 70,652,232 km (0.071 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 14,094 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit