🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 944.9

Radius: 9.1

Gravity: 11.41 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.9 AU - 1.46 AU

Year: 869 Days

Day: 14.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 30,645,222 km

• M1: 113,246 km (0.071 R)
• M2: 430,842 km (0.092 R)
• M3: 722,857 km (0.114 R)
• M4: 1,038,359 km (0.095 R)
• M5: 2,021,366 km (0.042 R)
• M6: 2,350,631 km (0.104 R)
• M7: 3,077,677 km (0.085 R)
• M8: 3,666,045 km (0.093 R)
• M9: 3,995,460 km (0.065 R)
• M10: 5,200,920 km (0.095 R)
• M11: 6,840,512 km (0.077 R)
• M12: 7,816,339 km (0.109 R)
• M13: 8,364,615 km (0.094 R)
• M14: 9,022,248 km (0.12 R)
• M15: 10,440,435 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 259.7

Radius: 9.7

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.77 AU - 2.77 AU

Year: 2320 Days

Day: 13.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 30,645,222 km

• M1: 120,725 km (0.085 R)
• M2: 557,850 km (0.053 R)
• M3: 1,116,748 km (0.114 R)
• M4: 1,762,263 km (0.071 R)
• M5: 2,232,898 km (0.07 R)
• M6: 2,826,652 km (0.108 R)
• M7: 4,514,565 km (0.116 R)
• M8: 4,824,232 km (0.074 R)
• M9: 7,867,053 km (0.118 R)
• M10: 8,903,616 km (0.06 R)
• M11: 9,549,131 km (0.105 R)
• M12: 10,192,402 km (0.113 R)
• M13: 11,037,032 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.4

Radius: 8.9

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 2.18 AU - 3.24 AU

Year: 3026 Days

Day: 7.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 30,645,222 km

• M1: 110,702 km (0.101 R)
• M2: 411,095 km (0.07 R)
• M3: 904,768 km (0.077 R)
• M4: 1,568,833 km (0.081 R)
• M5: 4,046,473 km (0.075 R)
• M6: 4,734,025 km (0.034 R)
• M7: 5,700,277 km (0.055 R)
• M8: 7,484,232 km (0.101 R)
• M9: 8,222,049 km (0.099 R)
• M10: 9,164,216 km (0.083 R)
• M11: 10,278,271 km (0.103 R)
• M12: 13,784,247 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902

Radius: 14.6

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 3.95 AU - 4.61 AU

Year: 6006 Days

Day: 13.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 30,645,222 km

• M1: 182,061 km (0.074 R)
• M2: 715,527 km (0.101 R)
• M3: 1,301,053 km (0.059 R)
• M4: 1,903,483 km (0.03 R)
• M5: 2,527,905 km (0.086 R)
• M6: 3,595,585 km (0.117 R)
• M7: 4,094,943 km (0.064 R)
• M8: 5,003,002 km (0.054 R)
• M9: 6,239,278 km (0.073 R)
• M10: 6,822,860 km (0.055 R)
• M11: 8,923,064 km (0.038 R)
• M12: 10,121,642 km (0.046 R)
• M13: 10,881,001 km (0.076 R)
• M14: 11,576,482 km (0.096 R)
• M15: 12,621,273 km (0.045 R)
• M16: 13,445,408 km (0.111 R)
• M17: 15,756,845 km (0.037 R)
• M18: 16,583,074 km (0.116 R)
• M19: 17,639,534 km (0.069 R)
• M20: 23,688,224 km (0.082 R)
• M21: 34,569,525 km (0.113 R)
• M22: 35,101,794 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.1

Radius: 9.7

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 3.72 AU - 5.58 AU

Year: 6801 Days

Day: 5.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 30,645,222 km

• M1: 120,725 km (0.096 R)
• M2: 497,712 km (0.074 R)
• M3: 937,829 km (0.079 R)
• M4: 1,580,053 km (0.108 R)
• M5: 2,599,263 km (0.09 R)
• M6: 3,136,918 km (0.087 R)
• M7: 3,565,216 km (0.103 R)
• M8: 3,935,621 km (0.11 R)
• M9: 4,382,918 km (0.115 R)
• M10: 5,744,109 km (0.114 R)
• M11: 6,320,959 km (0.111 R)
• M12: 7,006,715 km (0.102 R)
• M13: 7,404,646 km (0.05 R)
• M14: 7,817,536 km (0.097 R)
• M15: 8,365,214 km (0.098 R)
• M16: 9,669,258 km (0.081 R)
• M17: 11,249,909 km (0.085 R)
• M18: 12,835,049 km (0.118 R)
• M19: 14,448,162 km (0.113 R)
• M20: 18,139,490 km (0.102 R)
• M21: 19,734,652 km (0.094 R)
• M22: 20,093,388 km (0.103 R)
• M23: 21,800,299 km (0.109 R)
• M24: 24,911,935 km (0.082 R)
• M25: 27,231,899 km (0.085 R)
• M26: 28,307,956 km (0.058 R)
• M27: 29,133,288 km (0.112 R)
• M28: 31,315,472 km (0.072 R)
• M29: 32,099,365 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 50.3

Radius: 5

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 7.41 AU - 10.95 AU

Year: 18865 Days

Day: 23.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 30,645,222 km

• M1: 69,862 km (0.09 R)
• M2: 231,727 km (0.083 R)
• M3: 444,006 km (0.112 R)
• M4: 1,441,974 km (0.116 R)
• M5: 1,636,601 km (0.098 R)
• M6: 2,170,067 km (0.032 R)
• M7: 4,798,053 km (0.057 R)
• M8: 6,060,210 km (0.075 R)
• M9: 12,205,690 km (0.112 R)
• M10: 15,956,707 km (0.084 R)
• M11: 16,679,115 km (0.066 R)
• M12: 16,924,755 km (0.051 R)
• M13: 20,691,181 km (0.043 R)
• M14: 25,141,119 km (0.111 R)
• M15: 27,630,577 km (0.085 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 335 - 11,719 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit