🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.96 AU - 1.14 AU

Year: 389 Days

Day: 42.5 Hours

Environment

Temp: 27 °C

Axial Tilt: 29.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.49 AU - 1.69 AU

Year: 725 Days

Day: 22.5 Hours

Environment

Temp: -44 °C

Axial Tilt: 47.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.63 AU - 2.15 AU

Year: 940 Days

Day: 47.7 Hours

Environment

Temp: -47 °C

Axial Tilt: 29.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,656,742 km

• M1: 163,810 km (0.053 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3.31 AU - 4.01 AU

Year: 2532 Days

Day: 15.2 Hours

Environment

Temp: -120 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,656,742 km

• M1: 38,297 km (0.093 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 3.64 AU - 4.24 AU

Year: 2828 Days

Day: 42.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 711.8

Radius: 8.4

Gravity: 10.09 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 6.05 AU - 9.39 AU

Year: 7757 Days

Day: 8.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 72,656,742 km

• M1: 104,419 km (0.077 R)
• M2: 545,733 km (0.116 R)
• M3: 856,747 km (0.079 R)
• M4: 1,197,381 km (0.039 R)
• M5: 1,980,377 km (0.086 R)
• M6: 2,365,591 km (0.076 R)
• M7: 2,681,991 km (0.079 R)
• M8: 3,026,664 km (0.094 R)
• M9: 3,682,950 km (0.081 R)
• M10: 4,110,052 km (0.106 R)
• M11: 5,184,464 km (0.115 R)
• M12: 5,820,105 km (0.065 R)
• M13: 6,686,426 km (0.117 R)
• M14: 7,999,297 km (0.096 R)
• M15: 9,203,111 km (0.102 R)
• M16: 9,661,030 km (0.078 R)
• M17: 10,523,462 km (0.093 R)
• M18: 11,384,248 km (0.117 R)
• M19: 12,566,969 km (0.085 R)
• M20: 13,593,809 km (0.027 R)
• M21: 14,799,418 km (0.089 R)
• M22: 19,283,315 km (0.082 R)
• M23: 21,037,350 km (0.096 R)
• M24: 23,566,302 km (0.075 R)
• M25: 23,906,637 km (0.063 R)
• M26: 25,390,349 km (0.091 R)
• M27: 29,121,469 km (0.117 R)
• M28: 30,812,374 km (0.101 R)
• M29: 32,044,612 km (0.085 R)
• M30: 36,958,902 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 935.8

Radius: 3.8

Gravity: 64.81 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 13.91 AU - 17.15 AU

Year: 22133 Days

Day: 15.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 72,656,742 km

• M1: 47,273 km (0.097 R)
• M2: 334,052 km (0.081 R)
• M3: 628,161 km (0.084 R)
• M4: 907,461 km (0.115 R)
• M5: 1,597,705 km (0.111 R)
• M6: 1,727,407 km (0.098 R)
• M7: 2,249,204 km (0.09 R)
• M8: 2,509,355 km (0.093 R)
• M9: 2,896,065 km (0.037 R)
• M10: 4,401,469 km (0.119 R)
• M11: 4,583,380 km (0.055 R)
• M12: 5,956,239 km (0.058 R)
• M13: 6,593,825 km (0.098 R)
• M14: 7,949,481 km (0.107 R)
• M15: 8,165,052 km (0.091 R)
• M16: 8,384,362 km (0.091 R)
• M17: 8,720,808 km (0.063 R)
• M18: 13,036,856 km (0.08 R)
• M19: 13,336,650 km (0.085 R)
• M20: 13,794,868 km (0.09 R)
• M21: 16,591,451 km (0.102 R)
• M22: 17,753,677 km (0.037 R)
• M23: 19,743,927 km (0.084 R)
• M24: 20,945,347 km (0.059 R)
• M25: 24,386,099 km (0.12 R)
• M26: 25,885,219 km (0.112 R)
• M27: 27,567,148 km (0.095 R)
• M28: 29,705,799 km (0.095 R)
• M29: 31,146,875 km (0.11 R)
• M30: 34,594,358 km (0.095 R)
• M31: 36,780,282 km (0.117 R)
• M32: 48,741,230 km (0.061 R)
• M33: 50,008,324 km (0.109 R)
• M34: 56,674,256 km (0.09 R)
• M35: 62,839,034 km (0.088 R)
• M36: 63,051,912 km (0.083 R)
• M37: 73,135,856 km (0.104 R)
• M38: 84,760,209 km (0.111 R)
• M39: 88,714,080 km (0.048 R)
• M40: 90,058,816 km (0.044 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 460.7

Radius: 5.9

Gravity: 13.23 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 13.54 AU - 18.1 AU

Year: 22756 Days

Day: 22 Hours

Environment

Temp: -189 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 72,656,742 km

• M1: 73,303 km (0.056 R)
• M2: 299,196 km (0.048 R)
• M3: 587,172 km (0.097 R)
• M4: 900,130 km (0.083 R)
• M5: 1,936,694 km (0.111 R)
• M6: 2,588,043 km (0.076 R)
• M7: 3,320,624 km (0.081 R)
• M8: 4,479,110 km (0.108 R)
• M9: 5,039,354 km (0.116 R)
• M10: 5,925,123 km (0.071 R)
• M11: 11,063,959 km (0.119 R)
• M12: 14,980,432 km (0.095 R)
• M13: 15,285,761 km (0.064 R)
• M14: 15,595,129 km (0.114 R)
• M15: 20,098,773 km (0.119 R)
• M16: 21,611,806 km (0.075 R)
• M17: 21,806,134 km (0.108 R)
• M18: 22,895,954 km (0.036 R)
• M19: 23,199,339 km (0.101 R)
• M20: 23,814,186 km (0.118 R)
• M21: 26,939,884 km (0.078 R)
• M22: 29,011,515 km (0.104 R)
• M23: 29,485,890 km (0.073 R)
• M24: 30,450,198 km (0.118 R)
• M25: 35,724,121 km (0.073 R)
• M26: 36,681,398 km (0.078 R)
• M27: 43,093,761 km (0.096 R)
• M28: 44,806,208 km (0.065 R)
• M29: 48,200,135 km (0.075 R)
• M30: 48,532,092 km (0.097 R)
• M31: 51,242,357 km (0.119 R)
• M32: 54,051,955 km (0.108 R)
• M33: 56,409,019 km (0.119 R)
• M34: 57,519,633 km (0.08 R)
• M35: 66,728,878 km (0.094 R)
• M36: 70,074,934 km (0.096 R)

Kuiper Belt

Range: 30.3 - 56.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 18,860 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit