🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.44 AU - 0.68 AU

Year: 266 Days

Day: 16.5 Hours

Environment

Temp: -132 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.48 AU - 0.72 AU

Year: 296 Days

Day: 33.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 50 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Ice Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 226.3

Radius: 6.8

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 8.11 AU - 10.35 AU

Year: 17829 Days

Day: 21.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 104.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 63,930,819 km

• M1: 644,767 km (0.117 R)
• M2: 763,996 km (0.085 R)
• M3: 817,253 km (0.104 R)
• M4: 1,268,590 km (0.083 R)
• M5: 1,463,965 km (0.056 R)
• M6: 1,622,539 km (0.057 R)
• M7: 1,810,882 km (0.083 R)
• M8: 2,157,201 km (0.11 R)
• M9: 2,285,855 km (0.084 R)
• M10: 2,443,681 km (0.097 R)
• M11: 2,577,871 km (0.067 R)
• M12: 3,285,319 km (0.104 R)
• M13: 3,829,855 km (0.119 R)
• M14: 4,337,291 km (0.118 R)
• M15: 4,731,781 km (0.095 R)
• M16: 6,091,326 km (0.106 R)
• M17: 6,532,640 km (0.09 R)
• M18: 6,757,037 km (0.114 R)
• M19: 7,213,609 km (0.107 R)
• M20: 7,445,636 km (0.117 R)
• M21: 7,680,205 km (0.117 R)
• M22: 7,956,812 km (0.104 R)
• M23: 8,520,048 km (0.09 R)
• M24: 9,137,588 km (0.095 R)
• M25: 10,372,069 km (0.094 R)
• M26: 10,546,500 km (0.119 R)
• M27: 11,208,920 km (0.119 R)
• M28: 11,975,908 km (0.045 R)
• M29: 12,250,719 km (0.092 R)
• M30: 12,388,948 km (0.067 R)
• M31: 12,527,625 km (0.081 R)
• M32: 12,853,150 km (0.077 R)
• M33: 12,993,622 km (0.093 R)
• M34: 13,040,446 km (0.103 R)
• M35: 13,655,443 km (0.106 R)
• M36: 14,279,865 km (0.119 R)
• M37: 15,457,050 km (0.072 R)
• M38: 15,906,442 km (0.092 R)
• M39: 16,057,237 km (0.112 R)
• M40: 16,208,480 km (0.115 R)
• M41: 16,665,053 km (0.075 R)
• M42: 17,383,721 km (0.102 R)
• M43: 18,374,957 km (0.08 R)
• M44: 18,427,615 km (0.106 R)
• M45: 18,533,231 km (0.075 R)
• M46: 18,957,341 km (0.064 R)
• M47: 21,070,112 km (0.113 R)
• M48: 22,519,715 km (0.103 R)
• M49: 23,313,482 km (0.07 R)
• M50: 24,116,374 km (0.093 R)
• M51: 24,174,118 km (0.108 R)
• M52: 24,637,423 km (0.113 R)
• M53: 25,279,198 km (0.074 R)
• M54: 25,337,691 km (0.067 R)
• M55: 25,513,917 km (0.057 R)
• M56: 26,638,743 km (0.052 R)
• M57: 28,143,249 km (0.116 R)
• M58: 28,264,872 km (0.076 R)
• M59: 28,997,752 km (0.116 R)
• M60: 29,428,295 km (0.086 R)
• M61: 31,422,883 km (0.058 R)
• M62: 31,991,654 km (0.118 R)
• M63: 32,309,251 km (0.095 R)
• M64: 32,436,409 km (0.11 R)
• M65: 32,500,137 km (0.092 R)
• M66: 33,847,565 km (0.115 R)
• M67: 34,235,922 km (0.112 R)
• M68: 34,560,698 km (0.092 R)
• M69: 35,016,972 km (0.107 R)
• M70: 35,082,346 km (0.099 R)
• M71: 35,344,143 km (0.056 R)
• M72: 36,199,693 km (0.114 R)
• M73: 36,265,665 km (0.109 R)
• M74: 36,662,997 km (0.067 R)
• M75: 36,862,262 km (0.104 R)
• M76: 36,928,833 km (0.052 R)
• M77: 37,528,870 km (0.1 R)
• M78: 37,595,890 km (0.091 R)
• M79: 39,280,810 km (0.03 R)
• M80: 42,514,668 km (0.091 R)
• M81: 44,481,431 km (0.067 R)
• M82: 44,552,191 km (0.11 R)
• M83: 45,119,915 km (0.072 R)
• M84: 45,190,974 km (0.069 R)
• M85: 45,333,391 km (0.089 R)
• M86: 46,119,079 km (0.075 R)
• M87: 47,559,108 km (0.072 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 496.6

Radius: 7.4

Gravity: 9.07 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 8.07 AU - 10.57 AU

Year: 18091 Days

Day: 23.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 63,930,819 km

• M1: 146,606 km (0.078 R)
• M2: 246,238 km (0.107 R)
• M3: 641,476 km (0.105 R)
• M4: 721,810 km (0.089 R)
• M5: 848,968 km (0.105 R)
• M6: 1,377,048 km (0.083 R)
• M7: 1,456,036 km (0.093 R)
• M8: 1,646,175 km (0.109 R)
• M9: 1,990,848 km (0.078 R)
• M10: 2,913,269 km (0.026 R)
• M11: 4,448,741 km (0.074 R)
• M12: 4,645,911 km (0.113 R)
• M13: 4,845,924 km (0.069 R)
• M14: 4,926,707 km (0.035 R)
• M15: 5,254,326 km (0.068 R)
• M16: 5,631,462 km (0.079 R)
• M17: 6,147,874 km (0.083 R)
• M18: 6,996,393 km (0.084 R)
• M19: 7,087,798 km (0.117 R)
• M20: 7,179,651 km (0.073 R)
• M21: 7,225,727 km (0.094 R)
• M22: 7,976,259 km (0.108 R)
• M23: 8,506,584 km (0.067 R)
• M24: 10,581,805 km (0.037 R)
• M25: 10,898,055 km (0.065 R)
• M26: 11,919,958 km (0.047 R)
• M27: 12,029,314 km (0.101 R)
• M28: 12,138,970 km (0.062 R)
• M29: 13,709,149 km (0.097 R)
• M30: 13,766,445 km (0.062 R)
• M31: 20,008,865 km (0.08 R)
• M32: 21,721,162 km (0.079 R)
• M33: 22,594,814 km (0.078 R)
• M34: 24,306,812 km (0.084 R)
• M35: 24,584,615 km (0.114 R)
• M36: 25,073,351 km (0.111 R)
• M37: 25,565,229 km (0.034 R)
• M38: 25,706,300 km (0.086 R)
• M39: 25,777,060 km (0.066 R)
• M40: 25,918,579 km (0.034 R)
• M41: 26,988,054 km (0.079 R)
• M42: 27,854,076 km (0.099 R)
• M43: 28,217,599 km (0.045 R)
• M44: 30,431,648 km (0.095 R)
• M45: 30,581,246 km (0.12 R)
• M46: 31,031,535 km (0.116 R)
• M47: 31,786,705 km (0.072 R)
• M48: 32,777,492 km (0.073 R)
• M49: 33,238,253 km (0.098 R)
• M50: 34,166,059 km (0.114 R)
• M51: 35,259,321 km (0.068 R)
• M52: 35,337,859 km (0.075 R)
• M53: 36,047,253 km (0.103 R)
• M54: 36,920,605 km (0.062 R)
• M55: 37,239,847 km (0.088 R)
• M56: 37,720,654 km (0.116 R)
• M57: 39,256,276 km (0.042 R)
• M58: 39,582,250 km (0.089 R)
• M59: 39,827,292 km (0.07 R)
• M60: 40,154,761 km (0.083 R)
• M61: 40,647,686 km (0.111 R)
• M62: 42,974,232 km (0.062 R)
• M63: 43,900,094 km (0.112 R)
• M64: 44,323,156 km (0.079 R)
• M65: 44,577,473 km (0.088 R)
• M66: 45,856,983 km (0.118 R)
• M67: 46,028,572 km (0.096 R)
• M68: 46,458,217 km (0.05 R)
• M69: 47,668,464 km (0.049 R)
• M70: 49,679,209 km (0.029 R)
• M71: 51,985,410 km (0.118 R)
• M72: 52,343,248 km (0.062 R)
• M73: 52,612,225 km (0.073 R)
• M74: 54,326,168 km (0.062 R)
• M75: 54,507,779 km (0.07 R)
• M76: 55,144,468 km (0.066 R)
• M77: 56,150,214 km (0.115 R)
• M78: 57,346,399 km (0.069 R)
• M79: 57,994,158 km (0.07 R)
• M80: 58,179,510 km (0.111 R)
• M81: 59,203,208 km (0.062 R)
• M82: 60,232,890 km (0.099 R)
• M83: 60,702,926 km (0.04 R)
• M84: 61,930,527 km (0.092 R)
• M85: 62,309,907 km (0.104 R)
• M86: 62,975,617 km (0.105 R)
• M87: 63,166,355 km (0.084 R)
• M88: 63,357,092 km (0.048 R)
• M89: 63,930,800 km (0.113 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: 369 - 18,180 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit