🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.2

Radius: 12.2

Gravity: 3.65 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.51 AU - 0.75 AU

Year: 351 Days

Day: 11.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 46,967,056 km

• M1: 151,842 km (0.035 R)
• M2: 684,111 km (0.038 R)
• M3: 1,326,335 km (0.115 R)
• M4: 1,801,308 km (0.093 R)
• M5: 2,247,708 km (0.091 R)
• M6: 2,806,157 km (0.045 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.2

Radius: 13.9

Gravity: 3.1 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.92 AU - 0.92 AU

Year: 620 Days

Day: 10.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,967,056 km

• M1: 172,935 km (0.12 R)
• M2: 608,265 km (0.073 R)
• M3: 1,345,633 km (0.105 R)
• M4: 1,827,488 km (0.08 R)
• M5: 2,377,110 km (0.041 R)
• M6: 2,844,304 km (0.088 R)
• M7: 3,939,959 km (0.108 R)
• M8: 4,417,625 km (0.063 R)
• M9: 4,999,262 km (0.119 R)
• M10: 5,490,541 km (0.072 R)
• M11: 6,336,517 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.5

Radius: 9.6

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.78 AU - 2.64 AU

Year: 2309 Days

Day: 15 Hours

Environment

Temp: -201 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,967,056 km

• M1: 119,379 km (0.096 R)
• M2: 486,941 km (0.085 R)
• M3: 785,838 km (0.105 R)
• M4: 1,177,634 km (0.076 R)
• M5: 1,717,982 km (0.112 R)
• M6: 2,083,898 km (0.079 R)
• M7: 2,878,861 km (0.054 R)
• M8: 3,204,686 km (0.042 R)
• M9: 5,119,239 km (0.117 R)
• M10: 5,730,496 km (0.106 R)
• M11: 6,295,677 km (0.094 R)
• M12: 6,628,233 km (0.111 R)
• M13: 6,997,440 km (0.098 R)
• M14: 7,563,968 km (0.066 R)
• M15: 10,172,655 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719.6

Radius: 9.1

Gravity: 8.69 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.26 AU - 2.5 AU

Year: 2581 Days

Day: 13 Hours

Environment

Temp: -198 °C

Axial Tilt: 120.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 46,967,056 km

• M1: 113,246 km (0.102 R)
• M2: 398,529 km (0.116 R)
• M3: 721,211 km (0.069 R)
• M4: 1,696,440 km (0.088 R)
• M5: 2,113,369 km (0.083 R)
• M6: 2,553,336 km (0.063 R)
• M7: 3,525,274 km (0.098 R)
• M8: 4,065,173 km (0.102 R)
• M9: 4,376,486 km (0.103 R)
• M10: 4,681,366 km (0.115 R)
• M11: 5,785,099 km (0.051 R)
• M12: 6,072,926 km (0.041 R)
• M13: 6,878,211 km (0.079 R)
• M14: 7,261,630 km (0.095 R)
• M15: 7,911,184 km (0.085 R)
• M16: 8,940,118 km (0.102 R)
• M17: 9,981,020 km (0.098 R)
• M18: 11,060,818 km (0.09 R)
• M19: 11,587,851 km (0.076 R)
• M20: 12,089,004 km (0.075 R)
• M21: 15,010,351 km (0.04 R)
• M22: 15,356,072 km (0.119 R)
• M23: 16,581,727 km (0.119 R)
• M24: 19,284,662 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.7

Radius: 8.8

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 4.04 AU - 4.78 AU

Year: 6510 Days

Day: 13.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 46,967,056 km

• M1: 109,506 km (0.06 R)
• M2: 383,569 km (0.112 R)
• M3: 706,401 km (0.066 R)
• M4: 1,046,736 km (0.094 R)
• M5: 1,669,662 km (0.085 R)
• M6: 2,818,573 km (0.115 R)
• M7: 3,156,814 km (0.027 R)
• M8: 4,039,292 km (0.041 R)
• M9: 4,606,118 km (0.113 R)
• M10: 5,979,427 km (0.118 R)
• M11: 7,607,201 km (0.058 R)
• M12: 8,165,201 km (0.029 R)
• M13: 8,644,962 km (0.115 R)
• M14: 8,963,306 km (0.101 R)
• M15: 9,326,081 km (0.082 R)
• M16: 10,673,808 km (0.091 R)
• M17: 10,958,343 km (0.073 R)
• M18: 11,415,514 km (0.098 R)
• M19: 12,235,011 km (0.103 R)
• M20: 14,529,394 km (0.093 R)
• M21: 16,931,038 km (0.119 R)
• M22: 17,542,445 km (0.115 R)
• M23: 18,457,684 km (0.062 R)
• M24: 18,809,090 km (0.07 R)
• M25: 21,011,619 km (0.08 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 462

Radius: 4.8

Gravity: 20.05 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 4.94 AU - 8.18 AU

Year: 11810 Days

Day: 24.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 46,967,056 km

• M1: 63,130 km (0.118 R)
• M2: 286,181 km (0.105 R)
• M3: 594,053 km (0.078 R)
• M4: 758,012 km (0.059 R)
• M5: 952,490 km (0.06 R)
• M6: 2,674,511 km (0.072 R)
• M7: 2,885,145 km (0.1 R)
• M8: 3,584,814 km (0.066 R)
• M9: 3,894,182 km (0.1 R)
• M10: 5,993,788 km (0.114 R)
• M11: 7,283,023 km (0.117 R)
• M12: 7,992,266 km (0.105 R)
• M13: 9,306,932 km (0.028 R)
• M14: 12,588,212 km (0.057 R)
• M15: 13,545,339 km (0.106 R)
• M16: 19,377,562 km (0.04 R)
• M17: 19,690,820 km (0.105 R)
• M18: 21,978,919 km (0.05 R)
• M19: 25,734,125 km (0.117 R)
• M20: 26,977,732 km (0.117 R)
• M21: 32,025,763 km (0.037 R)
• M22: 32,573,740 km (0.099 R)
• M23: 34,598,248 km (0.109 R)
• M24: 35,641,244 km (0.103 R)
• M25: 43,003,254 km (0.101 R)
• M26: 45,850,251 km (0.062 R)
• M27: 46,267,031 km (0.101 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 353 - 19,371 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit