🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.41 AU - 1.51 AU

Year: 648 Days

Day: 22.2 Hours

Environment

Temp: -26 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 4.12 AU - 5.06 AU

Year: 3610 Days

Day: 28.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 14.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.24 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 515.9

Radius: 12.3

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 5.04 AU - 6.72 AU

Year: 5234 Days

Day: 9.1 Hours

Environment

Temp: -148 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 113,226,773 km

• M1: 173,534 km (0.049 R)
• M2: 825,930 km (0.114 R)
• M3: 1,212,042 km (0.064 R)
• M4: 1,603,091 km (0.086 R)
• M5: 2,151,965 km (0.06 R)
• M6: 2,930,921 km (0.06 R)
• M7: 3,590,498 km (0.085 R)
• M8: 4,091,203 km (0.033 R)
• M9: 5,021,103 km (0.085 R)
• M10: 6,237,782 km (0.102 R)
• M11: 7,853,739 km (0.058 R)
• M12: 8,362,970 km (0.094 R)
• M13: 11,157,009 km (0.037 R)
• M14: 12,085,114 km (0.039 R)
• M15: 12,617,084 km (0.074 R)
• M16: 13,521,404 km (0.072 R)
• M17: 18,322,298 km (0.077 R)
• M18: 19,416,158 km (0.04 R)
• M19: 19,812,293 km (0.072 R)
• M20: 21,521,898 km (0.082 R)
• M21: 22,958,785 km (0.053 R)
• M22: 23,700,791 km (0.093 R)
• M23: 24,382,209 km (0.059 R)
• M24: 26,103,033 km (0.068 R)
• M25: 27,404,236 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 69.8

Radius: 14.8

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 5.63 AU - 7.41 AU

Year: 6111 Days

Day: 10.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 113,226,773 km

• M1: 187,446 km (0.096 R)
• M2: 794,065 km (0.08 R)
• M3: 1,381,836 km (0.067 R)
• M4: 1,870,871 km (0.102 R)
• M5: 2,361,253 km (0.06 R)
• M6: 3,058,828 km (0.107 R)
• M7: 3,891,639 km (0.1 R)
• M8: 4,561,389 km (0.081 R)
• M9: 5,604,385 km (0.072 R)
• M10: 6,183,030 km (0.108 R)
• M11: 8,253,464 km (0.101 R)
• M12: 9,134,147 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 759.2

Radius: 5.8

Gravity: 22.57 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 12.5 AU - 16.5 AU

Year: 20269 Days

Day: 20.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 113,226,773 km

• M1: 75,248 km (0.106 R)
• M2: 324,328 km (0.072 R)
• M3: 512,223 km (0.082 R)
• M4: 860,936 km (0.092 R)
• M5: 1,704,967 km (0.067 R)
• M6: 3,446,137 km (0.086 R)
• M7: 4,462,056 km (0.103 R)
• M8: 5,384,027 km (0.044 R)
• M9: 5,869,173 km (0.102 R)
• M10: 8,104,315 km (0.12 R)
• M11: 8,850,210 km (0.057 R)
• M12: 9,757,671 km (0.075 R)
• M13: 11,557,782 km (0.063 R)
• M14: 14,388,174 km (0.094 R)
• M15: 15,161,894 km (0.096 R)
• M16: 25,029,818 km (0.12 R)
• M17: 32,236,247 km (0.071 R)
• M18: 38,910,107 km (0.12 R)
• M19: 39,954,300 km (0.084 R)
• M20: 50,734,622 km (0.079 R)
• M21: 64,536,821 km (0.102 R)
• M22: 64,744,313 km (0.068 R)
• M23: 71,621,925 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 981.5

Radius: 3.2

Gravity: 95.85 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 14.57 AU - 23.37 AU

Year: 30330 Days

Day: 19.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 113,226,773 km

• M1: 40,391 km (0.109 R)
• M2: 190,438 km (0.1 R)
• M3: 414,237 km (0.067 R)
• M4: 615,745 km (0.117 R)
• M5: 780,003 km (0.106 R)
• M6: 945,309 km (0.1 R)
• M7: 1,244,953 km (0.093 R)
• M8: 1,471,594 km (0.11 R)
• M9: 3,477,403 km (0.109 R)
• M10: 3,577,483 km (0.068 R)
• M11: 3,783,629 km (0.091 R)
• M12: 4,934,336 km (0.094 R)
• M13: 6,104,640 km (0.099 R)
• M14: 6,753,895 km (0.094 R)
• M15: 7,558,881 km (0.117 R)
• M16: 8,790,072 km (0.105 R)
• M17: 9,228,693 km (0.089 R)
• M18: 9,946,912 km (0.106 R)
• M19: 10,561,610 km (0.042 R)
• M20: 11,493,754 km (0.109 R)
• M21: 12,557,395 km (0.048 R)
• M22: 14,358,703 km (0.089 R)
• M23: 14,878,256 km (0.075 R)
• M24: 16,046,765 km (0.065 R)
• M25: 16,512,015 km (0.09 R)
• M26: 20,672,032 km (0.059 R)
• M27: 21,111,700 km (0.063 R)
• M28: 22,468,403 km (0.108 R)
• M29: 23,050,489 km (0.108 R)
• M30: 24,002,530 km (0.064 R)
• M31: 31,411,514 km (0.12 R)
• M32: 37,061,376 km (0.09 R)
• M33: 40,893,924 km (0.088 R)
• M34: 51,914,949 km (0.103 R)
• M35: 52,522,915 km (0.103 R)
• M36: 52,726,518 km (0.092 R)
• M37: 55,002,051 km (0.09 R)
• M38: 55,845,334 km (0.115 R)
• M39: 61,087,543 km (0.077 R)
• M40: 68,817,414 km (0.1 R)
• M41: 69,550,743 km (0.036 R)
• M42: 82,004,167 km (0.07 R)
• M43: 83,658,121 km (0.104 R)
• M44: 95,862,764 km (0.097 R)
• M45: 110,532,032 km (0.062 R)
• M46: 111,873,925 km (0.043 R)
• M47: 112,549,060 km (0.107 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: 484 - 12,612 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit