🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.45 AU - 0.65 AU

Year: 148 Days

Day: 23.4 Hours

Environment

Temp: 213 °C

Axial Tilt: 0.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 101,430,415 km

• M1: 109,506 km (0.032 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.11 AU - 1.23 AU

Year: 458 Days

Day: 12.6 Hours

Environment

Temp: 5 °C

Axial Tilt: 38.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.69 AU - 4.25 AU

Year: 2338 Days

Day: 40.7 Hours

Environment

Temp: -110 °C

Axial Tilt: 1.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 101,430,415 km

• M1: 43,683 km (0.07 R)

Asteroid Belt

Center: 3.85 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 4.18 AU - 4.28 AU

Year: 3146 Days

Day: 13.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.9

Radius: 10

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.69 AU - 7.73 AU

Year: 5597 Days

Day: 12.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 101,430,415 km

• M1: 135,984 km (0.092 R)
• M2: 568,472 km (0.109 R)
• M3: 1,185,114 km (0.103 R)
• M4: 2,426,477 km (0.088 R)
• M5: 2,853,579 km (0.099 R)
• M6: 4,844,877 km (0.096 R)
• M7: 6,269,198 km (0.088 R)
• M8: 9,335,506 km (0.119 R)
• M9: 14,385,780 km (0.043 R)
• M10: 15,549,053 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.7

Radius: 9.4

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 9 AU - 12.3 AU

Year: 12569 Days

Day: 7.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 101,430,415 km

• M1: 130,898 km (0.112 R)
• M2: 797,357 km (0.077 R)
• M3: 1,412,503 km (0.071 R)
• M4: 1,898,995 km (0.096 R)
• M5: 2,512,496 km (0.099 R)
• M6: 4,261,894 km (0.116 R)
• M7: 4,867,466 km (0.118 R)
• M8: 5,948,161 km (0.116 R)
• M9: 10,288,743 km (0.109 R)
• M10: 11,687,633 km (0.116 R)
• M11: 13,725,156 km (0.08 R)
• M12: 19,946,333 km (0.026 R)
• M13: 20,855,589 km (0.064 R)
• M14: 21,164,808 km (0.101 R)
• M15: 24,684,247 km (0.108 R)
• M16: 32,442,393 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 27.2

Radius: 6.7

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 11.37 AU - 15.73 AU

Year: 18038 Days

Day: 24.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 101,430,415 km

• M1: 112,049 km (0.039 R)
• M2: 333,454 km (0.119 R)
• M3: 852,558 km (0.089 R)
• M4: 1,549,086 km (0.05 R)
• M5: 1,847,085 km (0.042 R)
• M6: 2,140,446 km (0.032 R)
• M7: 3,992,468 km (0.09 R)
• M8: 4,698,271 km (0.099 R)
• M9: 5,978,978 km (0.092 R)
• M10: 8,190,184 km (0.099 R)
• M11: 8,473,373 km (0.066 R)
• M12: 10,559,067 km (0.085 R)
• M13: 11,543,271 km (0.107 R)
• M14: 14,396,401 km (0.105 R)
• M15: 15,930,677 km (0.093 R)
• M16: 17,050,118 km (0.096 R)
• M17: 17,454,182 km (0.065 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 887.4

Radius: 6

Gravity: 24.65 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 16.08 AU - 19.42 AU

Year: 27045 Days

Day: 16.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 101,430,415 km

• M1: 74,649 km (0.049 R)
• M2: 329,564 km (0.083 R)
• M3: 599,439 km (0.028 R)
• M4: 814,710 km (0.091 R)
• M5: 1,390,063 km (0.069 R)
• M6: 2,676,605 km (0.111 R)
• M7: 3,064,961 km (0.118 R)
• M8: 3,783,629 km (0.089 R)
• M9: 3,988,429 km (0.057 R)
• M10: 5,903,880 km (0.107 R)
• M11: 6,368,681 km (0.086 R)
• M12: 7,266,567 km (0.109 R)
• M13: 7,583,864 km (0.07 R)
• M14: 8,475,168 km (0.101 R)
• M15: 9,310,672 km (0.104 R)
• M16: 9,940,180 km (0.098 R)
• M17: 10,868,585 km (0.069 R)
• M18: 11,637,667 km (0.091 R)
• M19: 13,918,885 km (0.095 R)
• M20: 14,574,124 km (0.119 R)
• M21: 15,508,362 km (0.119 R)
• M22: 16,845,917 km (0.062 R)
• M23: 18,452,598 km (0.059 R)
• M24: 20,470,524 km (0.104 R)
• M25: 21,640,678 km (0.099 R)
• M26: 22,297,563 km (0.087 R)
• M27: 23,881,654 km (0.035 R)
• M28: 29,881,277 km (0.117 R)
• M29: 41,647,898 km (0.071 R)
• M30: 45,096,278 km (0.047 R)
• M31: 46,889,807 km (0.116 R)
• M32: 48,917,008 km (0.12 R)
• M33: 51,387,168 km (0.12 R)
• M34: 55,347,771 km (0.086 R)
• M35: 61,445,081 km (0.03 R)
• M36: 62,539,689 km (0.08 R)
• M37: 64,542,655 km (0.09 R)
• M38: 67,279,099 km (0.098 R)
• M39: 81,600,851 km (0.114 R)
• M40: 81,864,144 km (0.109 R)
• M41: 88,909,605 km (0.104 R)
• M42: 89,188,455 km (0.089 R)

Kuiper Belt

Range: 30.3 - 57.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 436 - 16,339 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit