🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.88 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.33 AU - 2.17 AU

Year: 872 Days

Day: 17.7 Hours

Environment

Temp: -63 °C

Axial Tilt: 35.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,197,903 km

• M1: 59,839 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 10.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819.9

Radius: 9

Gravity: 10.12 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 9.11 AU - 11.19 AU

Year: 12182 Days

Day: 6.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 167.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 104,197,903 km

• M1: 171,589 km (0.096 R)
• M2: 995,723 km (0.117 R)
• M3: 1,277,865 km (0.114 R)
• M4: 3,601,868 km (0.116 R)
• M5: 3,904,056 km (0.088 R)
• M6: 4,282,987 km (0.075 R)
• M7: 5,252,082 km (0.115 R)
• M8: 6,681,041 km (0.045 R)
• M9: 8,448,091 km (0.115 R)
• M10: 17,537,807 km (0.119 R)
• M11: 18,490,895 km (0.08 R)
• M12: 18,816,271 km (0.052 R)
• M13: 22,930,062 km (0.103 R)
• M14: 31,824,254 km (0.107 R)
• M15: 33,842,928 km (0.028 R)
• M16: 34,698,329 km (0.079 R)
• M17: 37,351,148 km (0.065 R)
• M18: 39,461,076 km (0.095 R)
• M19: 43,772,935 km (0.049 R)
• M20: 46,415,283 km (0.047 R)

Planet 3 - Gas Giant

Semi-Major Axis: 11.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.5

Radius: 9.3

Gravity: 5.07 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 8.55 AU - 14.19 AU

Year: 14443 Days

Day: 6.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 104,197,903 km

• M1: 187,745 km (0.113 R)
• M2: 500,255 km (0.065 R)
• M3: 1,322,146 km (0.073 R)
• M4: 1,957,189 km (0.093 R)
• M5: 4,510,974 km (0.097 R)
• M6: 6,778,579 km (0.102 R)
• M7: 7,693,519 km (0.038 R)
• M8: 8,135,731 km (0.034 R)
• M9: 13,857,849 km (0.084 R)
• M10: 17,118,634 km (0.106 R)
• M11: 18,180,928 km (0.093 R)
• M12: 36,623,055 km (0.119 R)
• M13: 37,622,069 km (0.081 R)
• M14: 41,128,045 km (0.12 R)
• M15: 45,845,165 km (0.025 R)
• M16: 49,535,296 km (0.082 R)
• M17: 51,065,233 km (0.113 R)
• M18: 51,998,125 km (0.086 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 234.2

Radius: 3.7

Gravity: 17.11 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 11.85 AU - 16.27 AU

Year: 19861 Days

Day: 17.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 104,197,903 km

• M1: 46,076 km (0.093 R)
• M2: 191,186 km (0.101 R)
• M3: 334,501 km (0.113 R)
• M4: 469,289 km (0.068 R)
• M5: 750,383 km (0.082 R)
• M6: 965,355 km (0.099 R)
• M7: 1,257,968 km (0.101 R)
• M8: 1,684,173 km (0.052 R)
• M9: 1,982,321 km (0.119 R)
• M10: 2,334,176 km (0.054 R)
• M11: 2,597,917 km (0.044 R)
• M12: 2,769,954 km (0.028 R)
• M13: 3,381,809 km (0.028 R)
• M14: 3,509,117 km (0.088 R)
• M15: 3,746,379 km (0.113 R)
• M16: 4,740,158 km (0.08 R)
• M17: 5,366,076 km (0.046 R)
• M18: 5,897,746 km (0.112 R)
• M19: 7,357,971 km (0.078 R)
• M20: 8,285,628 km (0.103 R)
• M21: 9,793,574 km (0.083 R)
• M22: 11,532,350 km (0.094 R)
• M23: 12,174,574 km (0.063 R)
• M24: 12,840,434 km (0.076 R)
• M25: 13,088,467 km (0.113 R)
• M26: 13,851,716 km (0.081 R)
• M27: 23,734,749 km (0.104 R)
• M28: 24,580,725 km (0.116 R)
• M29: 25,446,598 km (0.098 R)
• M30: 26,034,966 km (0.091 R)
• M31: 27,238,930 km (0.111 R)
• M32: 27,443,131 km (0.091 R)
• M33: 29,649,251 km (0.08 R)
• M34: 32,655,719 km (0.112 R)
• M35: 34,649,260 km (0.104 R)
• M36: 41,923,756 km (0.102 R)
• M37: 44,416,356 km (0.102 R)
• M38: 49,239,391 km (0.118 R)
• M39: 52,641,546 km (0.077 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 701.6

Radius: 3.4

Gravity: 60.69 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 19.09 AU - 19.29 AU

Year: 31669 Days

Day: 18.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 104,197,903 km

• M1: 42,336 km (0.109 R)
• M2: 236,065 km (0.116 R)
• M3: 373,097 km (0.046 R)
• M4: 639,680 km (0.056 R)
• M5: 926,460 km (0.079 R)
• M6: 1,228,647 km (0.107 R)
• M7: 1,446,462 km (0.117 R)
• M8: 1,630,916 km (0.086 R)
• M9: 2,138,202 km (0.109 R)
• M10: 3,552,201 km (0.089 R)
• M11: 4,702,160 km (0.046 R)
• M12: 6,961,387 km (0.07 R)
• M13: 8,615,641 km (0.059 R)
• M14: 12,296,047 km (0.069 R)
• M15: 13,218,617 km (0.101 R)
• M16: 13,536,064 km (0.074 R)
• M17: 15,113,873 km (0.108 R)
• M18: 18,629,273 km (0.045 R)
• M19: 19,637,413 km (0.105 R)
• M20: 20,894,335 km (0.098 R)
• M21: 29,986,594 km (0.102 R)
• M22: 33,814,056 km (0.098 R)
• M23: 36,694,263 km (0.103 R)
• M24: 38,273,867 km (0.053 R)
• M25: 40,394,267 km (0.029 R)
• M26: 56,218,880 km (0.072 R)
• M27: 61,996,499 km (0.06 R)
• M28: 67,219,858 km (0.118 R)
• M29: 68,392,855 km (0.119 R)
• M30: 68,865,884 km (0.077 R)
• M31: 69,818,373 km (0.1 R)
• M32: 78,014,542 km (0.115 R)
• M33: 95,102,358 km (0.111 R)
• M34: 95,396,617 km (0.086 R)
• M35: 98,072,774 km (0.104 R)
• M36: 100,188,387 km (0.063 R)
• M37: 101,410,901 km (0.108 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 173 - 12,372 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit