🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 321.3

Radius: 9.6

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.57 AU - 0.91 AU

Year: 432 Days

Day: 13.2 Hours

Environment

Temp: -157 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 72,820,482 km

• M1: 119,379 km (0.055 R)
• M2: 489,335 km (0.109 R)
• M3: 903,422 km (0.106 R)
• M4: 1,289,683 km (0.114 R)
• M5: 1,644,081 km (0.051 R)
• M6: 2,197,443 km (0.092 R)
• M7: 2,793,740 km (0.12 R)
• M8: 3,516,747 km (0.108 R)
• M9: 4,181,111 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.6

Radius: 10.9

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.62 AU - 0.88 AU

Year: 441 Days

Day: 11 Hours

Environment

Temp: -164 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 72,820,482 km

• M1: 135,536 km (0.088 R)
• M2: 584,928 km (0.082 R)
• M3: 1,130,212 km (0.028 R)
• M4: 1,485,956 km (0.107 R)
• M5: 2,108,133 km (0.119 R)
• M6: 2,470,908 km (0.114 R)
• M7: 2,961,888 km (0.095 R)
• M8: 3,691,926 km (0.114 R)
• M9: 4,059,039 km (0.104 R)
• M10: 5,277,813 km (0.075 R)
• M11: 5,711,198 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 85.6

Radius: 13.9

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.66 AU - 0.94 AU

Year: 485 Days

Day: 8.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 72,820,482 km

• M1: 173,085 km (0.075 R)
• M2: 770,429 km (0.091 R)
• M3: 1,345,932 km (0.117 R)
• M4: 2,437,847 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.3

Radius: 10.2

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.85 AU - 1.11 AU

Year: 658 Days

Day: 9.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 72,820,482 km

• M1: 126,859 km (0.07 R)
• M2: 610,210 km (0.118 R)
• M3: 1,529,189 km (0.093 R)
• M4: 1,919,939 km (0.114 R)
• M5: 2,777,584 km (0.1 R)
• M6: 3,305,664 km (0.11 R)
• M7: 3,767,323 km (0.074 R)
• M8: 4,820,941 km (0.12 R)
• M9: 5,466,755 km (0.096 R)
• M10: 6,224,319 km (0.091 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 846.9

Radius: 6.9

Gravity: 17.79 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 5.16 AU - 6.14 AU

Year: 9109 Days

Day: 15.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 72,820,482 km

• M1: 85,869 km (0.061 R)
• M2: 310,565 km (0.086 R)
• M3: 585,825 km (0.12 R)
• M4: 804,238 km (0.099 R)
• M5: 1,742,366 km (0.099 R)
• M6: 2,530,149 km (0.059 R)
• M7: 2,882,751 km (0.05 R)
• M8: 3,610,245 km (0.073 R)
• M9: 4,057,842 km (0.065 R)
• M10: 5,192,392 km (0.08 R)
• M11: 5,557,112 km (0.077 R)
• M12: 6,754,194 km (0.061 R)
• M13: 7,229,467 km (0.075 R)
• M14: 7,897,421 km (0.066 R)
• M15: 8,158,320 km (0.108 R)
• M16: 10,771,944 km (0.077 R)
• M17: 11,147,136 km (0.103 R)
• M18: 11,867,001 km (0.067 R)
• M19: 12,209,580 km (0.108 R)
• M20: 12,500,099 km (0.101 R)
• M21: 14,212,994 km (0.071 R)
• M22: 15,059,120 km (0.054 R)
• M23: 17,211,684 km (0.075 R)
• M24: 17,503,549 km (0.114 R)
• M25: 18,172,401 km (0.09 R)
• M26: 23,518,281 km (0.07 R)
• M27: 29,097,833 km (0.073 R)
• M28: 33,648,151 km (0.039 R)
• M29: 37,784,832 km (0.111 R)
• M30: 41,590,153 km (0.047 R)
• M31: 41,852,547 km (0.103 R)
• M32: 47,192,892 km (0.114 R)
• M33: 47,621,640 km (0.095 R)
• M34: 48,197,292 km (0.041 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 389.8

Radius: 6.6

Gravity: 8.95 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 5.62 AU - 7.16 AU

Year: 10956 Days

Day: 19.8 Hours

Environment

Temp: -235 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 72,820,482 km

• M1: 142,866 km (0.096 R)
• M2: 353,201 km (0.097 R)
• M3: 788,979 km (0.099 R)
• M4: 1,197,082 km (0.114 R)
• M5: 1,475,633 km (0.039 R)
• M6: 2,113,968 km (0.11 R)
• M7: 2,658,953 km (0.118 R)
• M8: 3,181,199 km (0.043 R)
• M9: 3,455,262 km (0.118 R)
• M10: 4,712,333 km (0.074 R)
• M11: 5,870,370 km (0.12 R)
• M12: 6,425,677 km (0.119 R)
• M13: 7,015,392 km (0.118 R)
• M14: 8,008,273 km (0.098 R)
• M15: 8,217,561 km (0.106 R)
• M16: 9,834,414 km (0.086 R)
• M17: 11,074,730 km (0.105 R)
• M18: 12,194,470 km (0.071 R)
• M19: 13,387,962 km (0.049 R)
• M20: 13,982,763 km (0.105 R)
• M21: 14,471,051 km (0.082 R)
• M22: 14,970,857 km (0.088 R)
• M23: 16,137,272 km (0.086 R)
• M24: 17,016,459 km (0.112 R)
• M25: 24,346,455 km (0.038 R)
• M26: 26,786,247 km (0.099 R)
• M27: 30,897,944 km (0.08 R)
• M28: 37,008,419 km (0.101 R)
• M29: 38,178,125 km (0.054 R)
• M30: 38,652,799 km (0.106 R)
• M31: 39,011,385 km (0.115 R)
• M32: 39,251,789 km (0.091 R)
• M33: 41,334,340 km (0.104 R)
• M34: 41,709,382 km (0.056 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 566.8

Radius: 5.5

Gravity: 18.74 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 8.76 AU - 10.7 AU

Year: 20585 Days

Day: 16.5 Hours

Environment

Temp: -240 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 72,820,482 km

• M1: 68,366 km (0.057 R)
• M2: 360,830 km (0.111 R)
• M3: 607,816 km (0.117 R)
• M4: 875,148 km (0.114 R)
• M5: 1,516,324 km (0.036 R)
• M6: 1,898,397 km (0.04 R)
• M7: 2,256,833 km (0.09 R)
• M8: 3,004,224 km (0.086 R)
• M9: 4,028,970 km (0.037 R)
• M10: 4,552,114 km (0.114 R)
• M11: 4,759,606 km (0.025 R)
• M12: 9,775,922 km (0.065 R)
• M13: 10,180,285 km (0.104 R)
• M14: 10,838,366 km (0.101 R)
• M15: 12,238,602 km (0.037 R)
• M16: 13,755,375 km (0.087 R)
• M17: 20,047,910 km (0.1 R)
• M18: 20,419,062 km (0.065 R)
• M19: 30,638,093 km (0.091 R)
• M20: 36,348,243 km (0.05 R)
• M21: 45,860,274 km (0.086 R)
• M22: 46,181,611 km (0.092 R)
• M23: 50,667,901 km (0.119 R)
• M24: 51,529,435 km (0.118 R)
• M25: 56,904,487 km (0.116 R)
• M26: 66,878,775 km (0.039 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 20,066 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit