🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.9 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 749.6

Radius: 12.8

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.53 AU - 2.07 AU

Year: 1610 Days

Day: 14.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,804,868 km

• M1: 159,471 km (0.069 R)
• M2: 594,203 km (0.115 R)
• M3: 1,185,414 km (0.102 R)
• M4: 1,679,834 km (0.12 R)
• M5: 2,216,143 km (0.058 R)
• M6: 3,409,485 km (0.109 R)
• M7: 3,950,281 km (0.106 R)
• M8: 4,354,794 km (0.065 R)
• M9: 5,291,576 km (0.091 R)
• M10: 7,154,817 km (0.114 R)
• M11: 9,040,499 km (0.09 R)
• M12: 9,914,000 km (0.084 R)
• M13: 10,631,621 km (0.057 R)
• M14: 11,679,255 km (0.094 R)
• M15: 12,676,026 km (0.097 R)
• M16: 13,645,719 km (0.089 R)
• M17: 14,064,145 km (0.109 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662.4

Radius: 10.9

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.91 AU - 2.89 AU

Year: 2479 Days

Day: 10.9 Hours

Environment

Temp: -215 °C

Axial Tilt: 41 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 76,804,868 km

• M1: 135,536 km (0.08 R)
• M2: 642,074 km (0.103 R)
• M3: 1,009,337 km (0.085 R)
• M4: 1,378,395 km (0.053 R)
• M5: 2,100,803 km (0.109 R)
• M6: 2,628,135 km (0.054 R)
• M7: 3,076,181 km (0.096 R)
• M8: 3,777,945 km (0.113 R)
• M9: 4,126,956 km (0.097 R)
• M10: 5,095,902 km (0.081 R)
• M11: 5,872,614 km (0.117 R)
• M12: 6,810,593 km (0.103 R)
• M13: 7,212,712 km (0.059 R)
• M14: 8,384,961 km (0.108 R)
• M15: 9,467,002 km (0.102 R)
• M16: 10,908,826 km (0.069 R)
• M17: 11,743,283 km (0.105 R)
• M18: 12,705,497 km (0.062 R)
• M19: 13,405,316 km (0.115 R)
• M20: 13,764,650 km (0.081 R)
• M21: 14,549,889 km (0.071 R)
• M22: 16,515,156 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.4

Radius: 13.8

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.93 AU - 4.55 AU

Year: 4823 Days

Day: 6.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 76,804,868 km

• M1: 173,384 km (0.073 R)
• M2: 784,491 km (0.111 R)
• M3: 1,672,504 km (0.088 R)
• M4: 2,179,940 km (0.119 R)
• M5: 2,610,782 km (0.051 R)
• M6: 3,947,888 km (0.085 R)
• M7: 4,417,775 km (0.072 R)
• M8: 5,539,759 km (0.113 R)
• M9: 5,985,560 km (0.098 R)
• M10: 6,764,816 km (0.06 R)
• M11: 7,840,125 km (0.09 R)
• M12: 8,343,372 km (0.113 R)
• M13: 12,100,972 km (0.056 R)
• M14: 14,502,317 km (0.032 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 913

Radius: 6.9

Gravity: 19.18 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 4.93 AU - 8.11 AU

Year: 11102 Days

Day: 24.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 76,804,868 km

• M1: 86,019 km (0.115 R)
• M2: 601,383 km (0.079 R)
• M3: 886,218 km (0.112 R)
• M4: 1,234,781 km (0.118 R)
• M5: 3,566,114 km (0.114 R)
• M6: 4,766,338 km (0.106 R)
• M7: 5,028,732 km (0.055 R)
• M8: 8,540,842 km (0.068 R)
• M9: 9,481,363 km (0.049 R)
• M10: 10,654,510 km (0.053 R)
• M11: 11,333,684 km (0.11 R)
• M12: 12,591,354 km (0.108 R)
• M13: 13,675,340 km (0.046 R)
• M14: 15,594,531 km (0.107 R)
• M15: 17,299,797 km (0.099 R)
• M16: 19,372,924 km (0.104 R)
• M17: 20,212,617 km (0.119 R)
• M18: 20,901,515 km (0.105 R)
• M19: 23,814,784 km (0.11 R)
• M20: 29,765,189 km (0.073 R)
• M21: 30,882,236 km (0.112 R)
• M22: 31,336,864 km (0.103 R)
• M23: 32,375,822 km (0.068 R)
• M24: 34,279,454 km (0.052 R)
• M25: 36,130,728 km (0.12 R)
• M26: 36,635,471 km (0.105 R)
• M27: 37,529,917 km (0.115 R)
• M28: 40,300,918 km (0.074 R)
• M29: 41,805,424 km (0.086 R)
• M30: 42,782,149 km (0.035 R)
• M31: 46,841,188 km (0.072 R)
• M32: 49,426,837 km (0.101 R)
• M33: 50,361,674 km (0.08 R)
• M34: 54,219,205 km (0.119 R)
• M35: 55,046,930 km (0.085 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 741.2

Radius: 4.7

Gravity: 33.55 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 7.8 AU - 8.9 AU

Year: 16090 Days

Day: 20.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 76,804,868 km

• M1: 59,390 km (0.111 R)
• M2: 213,775 km (0.114 R)
• M3: 414,087 km (0.119 R)
• M4: 640,129 km (0.055 R)
• M5: 1,113,307 km (0.082 R)
• M6: 1,508,994 km (0.096 R)
• M7: 2,270,746 km (0.084 R)
• M8: 2,665,385 km (0.105 R)
• M9: 3,234,605 km (0.083 R)
• M10: 3,762,985 km (0.12 R)
• M11: 6,846,347 km (0.117 R)
• M12: 8,197,215 km (0.064 R)
• M13: 12,364,713 km (0.086 R)
• M14: 19,733,605 km (0.083 R)
• M15: 21,663,118 km (0.112 R)
• M16: 29,229,030 km (0.09 R)
• M17: 30,401,878 km (0.104 R)
• M18: 36,203,283 km (0.116 R)
• M19: 36,605,402 km (0.093 R)
• M20: 42,850,066 km (0.07 R)
• M21: 45,909,043 km (0.067 R)
• M22: 50,598,637 km (0.099 R)
• M23: 51,269,434 km (0.083 R)
• M24: 55,953,792 km (0.078 R)
• M25: 56,671,114 km (0.06 R)
• M26: 57,213,257 km (0.106 R)
• M27: 58,860,030 km (0.062 R)
• M28: 64,774,083 km (0.036 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 869.3

Radius: 7.6

Gravity: 15.05 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 7.51 AU - 10.49 AU

Year: 18005 Days

Day: 18.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 76,804,868 km

• M1: 101,577 km (0.048 R)
• M2: 1,442,722 km (0.087 R)
• M3: 1,965,417 km (0.062 R)
• M4: 2,978,494 km (0.11 R)
• M5: 3,948,636 km (0.1 R)
• M6: 7,038,281 km (0.058 R)
• M7: 7,464,186 km (0.1 R)
• M8: 9,568,729 km (0.042 R)
• M9: 12,106,656 km (0.051 R)
• M10: 15,216,946 km (0.105 R)
• M11: 18,025,197 km (0.069 R)
• M12: 19,275,686 km (0.116 R)
• M13: 30,182,118 km (0.114 R)
• M14: 30,678,035 km (0.071 R)
• M15: 31,305,598 km (0.087 R)
• M16: 38,493,178 km (0.093 R)
• M17: 39,076,310 km (0.109 R)
• M18: 45,237,050 km (0.085 R)
• M19: 50,087,761 km (0.054 R)
• M20: 53,086,600 km (0.054 R)
• M21: 57,331,439 km (0.12 R)
• M22: 65,864,053 km (0.12 R)
• M23: 76,345,478 km (0.114 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 402 - 18,090 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit