🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.71 AU - 0.97 AU

Year: 295 Days

Day: 47.1 Hours

Environment

Temp: 28 °C

Axial Tilt: 42.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.87 AU - 1.05 AU

Year: 360 Days

Day: 43.7 Hours

Environment

Temp: 6 °C

Axial Tilt: 0.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 99,633,885 km

• M1: 256,112 km (0.059 R)
• M2: 332,107 km (0.076 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.11 AU - 1.21 AU

Year: 478 Days

Day: 13.1 Hours

Environment

Temp: -23 °C

Axial Tilt: 27.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 3.09 AU - 3.37 AU

Year: 2223 Days

Day: 38.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,633,885 km

• M1: 134,488 km (0.102 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 3.48 AU - 4.58 AU

Year: 3098 Days

Day: 19.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,633,885 km

• M1: 690,544 km (0.072 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.9

Radius: 9.8

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 3.52 AU - 4.9 AU

Year: 3307 Days

Day: 13 Hours

Environment

Temp: -135 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 99,633,885 km

• M1: 122,221 km (0.076 R)
• M2: 604,824 km (0.12 R)
• M3: 1,908,121 km (0.069 R)
• M4: 2,400,896 km (0.109 R)
• M5: 3,188,379 km (0.081 R)
• M6: 6,241,822 km (0.099 R)
• M7: 6,615,367 km (0.071 R)
• M8: 7,203,885 km (0.061 R)
• M9: 8,570,312 km (0.078 R)
• M10: 9,481,064 km (0.088 R)
• M11: 11,563,616 km (0.097 R)
• M12: 11,879,118 km (0.078 R)

Asteroid Belt

Center: 4.7 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.1

Radius: 12.6

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 4.48 AU - 5.88 AU

Year: 4514 Days

Day: 5.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 99,633,885 km

• M1: 184,604 km (0.097 R)
• M2: 665,561 km (0.09 R)
• M3: 1,103,434 km (0.034 R)
• M4: 2,170,815 km (0.091 R)
• M5: 2,945,283 km (0.114 R)
• M6: 4,488,086 km (0.084 R)
• M7: 5,513,130 km (0.114 R)
• M8: 6,122,592 km (0.118 R)
• M9: 6,515,137 km (0.082 R)
• M10: 7,075,082 km (0.12 R)
• M11: 7,893,083 km (0.055 R)
• M12: 9,944,967 km (0.108 R)
• M13: 11,851,742 km (0.05 R)
• M14: 14,233,041 km (0.073 R)
• M15: 16,862,822 km (0.106 R)
• M16: 18,904,085 km (0.064 R)
• M17: 20,229,671 km (0.091 R)
• M18: 20,978,558 km (0.107 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.9

Radius: 13.1

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 7.11 AU - 9.53 AU

Year: 9189 Days

Day: 10.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 99,633,885 km

• M1: 162,912 km (0.112 R)
• M2: 606,919 km (0.116 R)
• M3: 2,134,014 km (0.115 R)
• M4: 2,925,087 km (0.099 R)
• M5: 4,123,815 km (0.11 R)
• M6: 5,909,565 km (0.116 R)
• M7: 8,818,645 km (0.073 R)
• M8: 10,139,145 km (0.099 R)
• M9: 11,486,873 km (0.054 R)
• M10: 12,204,045 km (0.104 R)
• M11: 13,005,440 km (0.085 R)
• M12: 14,185,768 km (0.103 R)
• M13: 15,011,698 km (0.067 R)
• M14: 27,846,297 km (0.07 R)
• M15: 30,961,374 km (0.11 R)
• M16: 32,653,625 km (0.095 R)
• M17: 33,162,856 km (0.111 R)
• M18: 34,617,097 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 573.4

Radius: 7.4

Gravity: 10.47 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 9.61 AU - 15.07 AU

Year: 16597 Days

Day: 16.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 99,633,885 km

• M1: 92,003 km (0.115 R)
• M2: 341,382 km (0.042 R)
• M3: 793,318 km (0.113 R)
• M4: 1,080,097 km (0.107 R)
• M5: 1,650,214 km (0.045 R)
• M6: 2,164,083 km (0.053 R)
• M7: 2,621,553 km (0.113 R)
• M8: 3,507,322 km (0.113 R)
• M9: 4,514,265 km (0.035 R)
• M10: 4,878,087 km (0.102 R)
• M11: 5,333,014 km (0.085 R)
• M12: 6,491,052 km (0.027 R)
• M13: 7,949,032 km (0.084 R)
• M14: 9,086,275 km (0.096 R)
• M15: 10,902,244 km (0.049 R)
• M16: 12,493,666 km (0.092 R)
• M17: 16,436,468 km (0.052 R)
• M18: 16,902,764 km (0.116 R)
• M19: 17,699,223 km (0.112 R)
• M20: 19,539,576 km (0.073 R)
• M21: 20,865,013 km (0.081 R)
• M22: 23,302,860 km (0.096 R)
• M23: 26,239,018 km (0.072 R)
• M24: 27,959,992 km (0.084 R)
• M25: 28,960,502 km (0.053 R)
• M26: 30,797,863 km (0.108 R)
• M27: 31,150,765 km (0.09 R)
• M28: 40,032,540 km (0.094 R)
• M29: 53,455,957 km (0.091 R)
• M30: 53,965,786 km (0.083 R)
• M31: 54,650,645 km (0.096 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 765.8

Radius: 7.1

Gravity: 15.19 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 13.26 AU - 22 AU

Year: 28343 Days

Day: 20.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 152 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 99,633,885 km

• M1: 88,263 km (0.092 R)
• M2: 379,380 km (0.069 R)
• M3: 803,939 km (0.113 R)
• M4: 1,077,553 km (0.085 R)
• M5: 1,464,414 km (0.118 R)
• M6: 3,380,912 km (0.069 R)
• M7: 4,140,570 km (0.104 R)
• M8: 5,008,986 km (0.1 R)
• M9: 7,306,510 km (0.076 R)
• M10: 7,676,166 km (0.088 R)
• M11: 8,510,324 km (0.082 R)
• M12: 14,085,238 km (0.109 R)
• M13: 15,417,407 km (0.054 R)
• M14: 15,850,343 km (0.108 R)
• M15: 16,380,668 km (0.049 R)
• M16: 18,137,994 km (0.047 R)
• M17: 19,211,059 km (0.103 R)
• M18: 20,951,481 km (0.085 R)
• M19: 24,508,320 km (0.049 R)
• M20: 25,576,748 km (0.065 R)
• M21: 29,099,329 km (0.105 R)
• M22: 30,976,184 km (0.083 R)
• M23: 31,804,657 km (0.115 R)
• M24: 36,934,667 km (0.11 R)
• M25: 39,292,629 km (0.077 R)
• M26: 41,916,276 km (0.052 R)
• M27: 45,889,147 km (0.048 R)
• M28: 47,327,830 km (0.097 R)
• M29: 72,415,392 km (0.082 R)
• M30: 74,609,395 km (0.058 R)
• M31: 77,603,297 km (0.066 R)
• M32: 78,618,767 km (0.115 R)
• M33: 81,718,286 km (0.119 R)
• M34: 87,610,497 km (0.047 R)
• M35: 94,354,668 km (0.067 R)
• M36: 95,801,878 km (0.109 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 417 - 17,117 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit