🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.51 AU - 0.53 AU

Year: 131 Days

Day: 14.4 Hours

Environment

Temp: 209 °C

Axial Tilt: 12.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.73 AU - 1.09 AU

Year: 302 Days

Day: 18.7 Hours

Environment

Temp: 150 °C

Axial Tilt: 25.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.72 AU - 1.18 AU

Year: 322 Days

Day: 28.6 Hours

Environment

Temp: 153 °C

Axial Tilt: 23.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 3.93 AU - 4.37 AU

Year: 2944 Days

Day: 23.4 Hours

Environment

Temp: -116 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,906,799 km

• M1: 2,643,245 km (0.037 R)

Asteroid Belt

Center: 7.03 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281.6

Radius: 10

Gravity: 2.82 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 8.03 AU - 11.79 AU

Year: 10864 Days

Day: 10 Hours

Environment

Temp: -175 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 82,906,799 km

• M1: 124,316 km (0.088 R)
• M2: 1,078,451 km (0.072 R)
• M3: 1,574,069 km (0.11 R)
• M4: 2,965,778 km (0.101 R)
• M5: 3,477,403 km (0.12 R)
• M6: 4,122,469 km (0.096 R)
• M7: 5,104,279 km (0.086 R)
• M8: 5,713,442 km (0.085 R)
• M9: 6,101,798 km (0.069 R)
• M10: 7,601,816 km (0.078 R)
• M11: 8,355,639 km (0.089 R)
• M12: 9,245,896 km (0.062 R)
• M13: 12,891,148 km (0.079 R)
• M14: 14,668,819 km (0.1 R)
• M15: 15,214,103 km (0.073 R)
• M16: 15,898,963 km (0.068 R)
• M17: 17,063,881 km (0.114 R)
• M18: 18,354,163 km (0.052 R)
• M19: 21,902,026 km (0.052 R)
• M20: 28,228,520 km (0.089 R)
• M21: 31,906,832 km (0.109 R)
• M22: 34,387,614 km (0.114 R)
• M23: 36,551,098 km (0.066 R)
• M24: 37,217,407 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 794.8

Radius: 13.1

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 9.6 AU - 10.28 AU

Year: 10914 Days

Day: 13.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 82,906,799 km

• M1: 162,912 km (0.094 R)
• M2: 729,738 km (0.093 R)
• M3: 1,142,329 km (0.1 R)
• M4: 1,890,767 km (0.119 R)
• M5: 2,445,028 km (0.061 R)
• M6: 3,858,428 km (0.064 R)
• M7: 4,514,116 km (0.105 R)
• M8: 7,777,593 km (0.037 R)
• M9: 10,072,425 km (0.109 R)
• M10: 12,665,554 km (0.087 R)
• M11: 13,472,485 km (0.079 R)
• M12: 14,379,647 km (0.119 R)
• M13: 16,243,935 km (0.104 R)
• M14: 17,421,869 km (0.029 R)
• M15: 17,954,886 km (0.114 R)
• M16: 22,261,360 km (0.06 R)
• M17: 22,979,879 km (0.094 R)
• M18: 25,228,783 km (0.065 R)
• M19: 26,908,169 km (0.103 R)
• M20: 31,599,109 km (0.103 R)
• M21: 36,066,999 km (0.108 R)
• M22: 37,940,862 km (0.042 R)
• M23: 39,486,208 km (0.107 R)
• M24: 40,406,834 km (0.087 R)
• M25: 41,746,632 km (0.086 R)
• M26: 44,232,650 km (0.054 R)
• M27: 44,656,460 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 584.5

Radius: 4.8

Gravity: 25.37 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 13.37 AU - 20.83 AU

Year: 24626 Days

Day: 20.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 82,906,799 km

• M1: 59,690 km (0.118 R)
• M2: 386,411 km (0.106 R)
• M3: 619,036 km (0.105 R)
• M4: 783,893 km (0.1 R)
• M5: 941,868 km (0.064 R)
• M6: 1,401,283 km (0.079 R)
• M7: 1,745,358 km (0.091 R)
• M8: 2,600,161 km (0.109 R)
• M9: 3,287,264 km (0.112 R)
• M10: 4,605,670 km (0.038 R)
• M11: 5,126,869 km (0.069 R)
• M12: 5,811,428 km (0.119 R)
• M13: 10,792,888 km (0.079 R)
• M14: 11,911,431 km (0.071 R)
• M15: 12,324,022 km (0.067 R)
• M16: 13,470,839 km (0.043 R)
• M17: 14,765,459 km (0.084 R)
• M18: 15,974,659 km (0.094 R)
• M19: 16,307,963 km (0.04 R)
• M20: 17,865,277 km (0.064 R)
• M21: 21,372,898 km (0.047 R)
• M22: 27,157,549 km (0.08 R)
• M23: 28,476,254 km (0.1 R)
• M24: 39,982,873 km (0.11 R)
• M25: 42,956,430 km (0.079 R)
• M26: 43,116,799 km (0.11 R)
• M27: 46,410,645 km (0.086 R)
• M28: 49,339,023 km (0.107 R)
• M29: 50,045,574 km (0.111 R)
• M30: 55,942,273 km (0.065 R)
• M31: 56,710,309 km (0.098 R)
• M32: 59,255,417 km (0.108 R)
• M33: 60,254,133 km (0.098 R)
• M34: 60,858,807 km (0.096 R)
• M35: 62,285,223 km (0.072 R)
• M36: 62,903,361 km (0.113 R)
• M37: 65,629,334 km (0.097 R)
• M38: 67,996,421 km (0.077 R)
• M39: 75,671,989 km (0.044 R)

Kuiper Belt

Range: 31.5 - 51.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 393 - 16,334 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit