🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.4

Radius: 13.5

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.75 AU - 0.77 AU

Year: 435 Days

Day: 8 Hours

Environment

Temp: -137 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 30,497,678 km

• M1: 169,794 km (0.071 R)
• M2: 596,297 km (0.114 R)
• M3: 1,098,647 km (0.109 R)
• M4: 1,630,168 km (0.119 R)
• M5: 2,075,820 km (0.079 R)
• M6: 2,717,894 km (0.103 R)
• M7: 4,527,131 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396

Radius: 13.6

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.83 AU - 1.29 AU

Year: 716 Days

Day: 5.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 30,497,678 km

• M1: 169,195 km (0.055 R)
• M2: 768,933 km (0.113 R)
• M3: 1,459,178 km (0.04 R)
• M4: 2,472,554 km (0.104 R)
• M5: 3,070,795 km (0.106 R)
• M6: 3,898,969 km (0.105 R)
• M7: 4,500,502 km (0.031 R)
• M8: 5,484,108 km (0.096 R)
• M9: 6,355,217 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885

Radius: 14.2

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 3.94 AU - 4.06 AU

Year: 5248 Days

Day: 10.2 Hours

Environment

Temp: -215 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 30,497,678 km

• M1: 176,825 km (0.1 R)
• M2: 620,682 km (0.114 R)
• M3: 1,135,298 km (0.094 R)
• M4: 3,015,893 km (0.092 R)
• M5: 3,983,941 km (0.041 R)
• M6: 5,321,944 km (0.095 R)
• M7: 6,401,442 km (0.105 R)
• M8: 7,081,066 km (0.12 R)
• M9: 8,229,678 km (0.071 R)
• M10: 9,159,578 km (0.032 R)
• M11: 9,802,999 km (0.089 R)
• M12: 10,248,651 km (0.104 R)
• M13: 11,422,246 km (0.06 R)
• M14: 11,966,334 km (0.086 R)
• M15: 13,758,367 km (0.058 R)
• M16: 14,261,315 km (0.079 R)
• M17: 14,892,767 km (0.108 R)
• M18: 15,423,241 km (0.087 R)
• M19: 17,607,071 km (0.075 R)
• M20: 22,274,225 km (0.117 R)
• M21: 22,813,226 km (0.042 R)
• M22: 24,809,460 km (0.112 R)
• M23: 27,619,656 km (0.075 R)
• M24: 29,978,366 km (0.094 R)
• M25: 31,015,678 km (0.056 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.2

Radius: 12.6

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 4.43 AU - 5.83 AU

Year: 7622 Days

Day: 13.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 30,497,678 km

• M1: 156,928 km (0.058 R)
• M2: 549,922 km (0.115 R)
• M3: 1,042,847 km (0.101 R)
• M4: 1,581,549 km (0.066 R)
• M5: 2,751,554 km (0.109 R)
• M6: 3,147,390 km (0.096 R)
• M7: 4,295,254 km (0.051 R)
• M8: 4,744,347 km (0.036 R)
• M9: 6,178,990 km (0.074 R)
• M10: 7,803,175 km (0.098 R)
• M11: 9,276,714 km (0.099 R)
• M12: 9,886,624 km (0.062 R)
• M13: 10,473,197 km (0.081 R)
• M14: 10,876,962 km (0.118 R)
• M15: 12,597,786 km (0.11 R)
• M16: 14,493,640 km (0.085 R)
• M17: 16,846,067 km (0.109 R)
• M18: 19,367,090 km (0.114 R)
• M19: 20,757,153 km (0.045 R)
• M20: 24,788,068 km (0.064 R)
• M21: 25,326,172 km (0.062 R)
• M22: 26,518,766 km (0.073 R)
• M23: 26,987,157 km (0.113 R)
• M24: 28,425,989 km (0.064 R)
• M25: 29,713,727 km (0.067 R)
• M26: 32,405,442 km (0.1 R)
• M27: 36,510,557 km (0.115 R)
• M28: 38,150,449 km (0.055 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 175.4

Radius: 3

Gravity: 19.49 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 5.01 AU - 7.31 AU

Year: 10030 Days

Day: 20.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 30,497,678 km

• M1: 37,549 km (0.108 R)
• M2: 236,514 km (0.082 R)
• M3: 370,554 km (0.051 R)
• M4: 542,442 km (0.067 R)
• M5: 720,463 km (0.099 R)
• M6: 1,277,267 km (0.092 R)
• M7: 2,016,131 km (0.111 R)
• M8: 2,121,298 km (0.113 R)
• M9: 2,408,825 km (0.104 R)
• M10: 3,240,290 km (0.085 R)
• M11: 3,844,815 km (0.038 R)
• M12: 4,295,553 km (0.104 R)
• M13: 4,394,886 km (0.035 R)
• M14: 4,572,160 km (0.072 R)
• M15: 6,715,897 km (0.032 R)
• M16: 7,088,097 km (0.087 R)
• M17: 8,675,629 km (0.092 R)
• M18: 11,218,195 km (0.102 R)
• M19: 11,359,266 km (0.119 R)
• M20: 11,453,961 km (0.109 R)
• M21: 12,132,088 km (0.104 R)
• M22: 12,785,232 km (0.073 R)
• M23: 13,303,439 km (0.095 R)
• M24: 14,326,240 km (0.099 R)
• M25: 14,492,294 km (0.061 R)
• M26: 15,986,627 km (0.118 R)
• M27: 16,526,825 km (0.089 R)
• M28: 18,677,893 km (0.062 R)
• M29: 19,820,222 km (0.101 R)
• M30: 20,653,931 km (0.088 R)
• M31: 21,008,179 km (0.057 R)
• M32: 23,371,825 km (0.106 R)
• M33: 29,682,611 km (0.112 R)
• M34: 30,224,305 km (0.066 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 10,402 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit