🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798

Radius: 11.9

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.01 AU - 1.05 AU

Year: 722 Days

Day: 11.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,855,638 km

• M1: 153,039 km (0.102 R)
• M2: 601,234 km (0.112 R)
• M3: 989,889 km (0.051 R)
• M4: 1,501,215 km (0.073 R)
• M5: 1,894,956 km (0.09 R)
• M6: 2,390,125 km (0.07 R)
• M7: 3,491,016 km (0.119 R)
• M8: 4,040,638 km (0.085 R)
• M9: 4,681,217 km (0.085 R)

Asteroid Belt

Center: 1.34 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.6

Radius: 10.2

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.32 AU - 1.96 AU

Year: 1450 Days

Day: 9.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 80,855,638 km

• M1: 126,859 km (0.043 R)
• M2: 466,596 km (0.105 R)
• M3: 989,440 km (0.081 R)
• M4: 1,446,462 km (0.068 R)
• M5: 1,910,664 km (0.112 R)
• M6: 2,244,267 km (0.111 R)
• M7: 3,534,549 km (0.108 R)
• M8: 3,894,930 km (0.088 R)
• M9: 4,384,414 km (0.049 R)
• M10: 4,764,094 km (0.04 R)
• M11: 5,126,420 km (0.068 R)
• M12: 5,589,874 km (0.118 R)
• M13: 6,741,179 km (0.101 R)
• M14: 7,150,030 km (0.087 R)
• M15: 7,549,756 km (0.1 R)
• M16: 8,097,134 km (0.071 R)
• M17: 8,421,762 km (0.051 R)
• M18: 9,068,174 km (0.041 R)
• M19: 9,747,348 km (0.091 R)
• M20: 10,333,623 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.9

Radius: 12

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.43 AU - 5.45 AU

Year: 6458 Days

Day: 11.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 80,855,638 km

• M1: 149,299 km (0.113 R)
• M2: 562,787 km (0.119 R)
• M3: 1,229,545 km (0.084 R)
• M4: 3,182,994 km (0.104 R)
• M5: 4,505,738 km (0.08 R)
• M6: 5,173,693 km (0.089 R)
• M7: 7,163,943 km (0.105 R)
• M8: 7,855,833 km (0.061 R)
• M9: 11,314,685 km (0.026 R)
• M10: 16,793,857 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.7

Radius: 11.9

Gravity: 5.97 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 4.93 AU - 5.97 AU

Year: 8782 Days

Day: 5.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 80,855,638 km

• M1: 153,487 km (0.057 R)
• M2: 541,245 km (0.119 R)
• M3: 1,052,870 km (0.087 R)
• M4: 1,575,714 km (0.104 R)
• M5: 2,851,635 km (0.064 R)
• M6: 3,807,864 km (0.103 R)
• M7: 4,179,765 km (0.055 R)
• M8: 4,997,466 km (0.091 R)
• M9: 6,059,462 km (0.061 R)
• M10: 9,272,674 km (0.119 R)
• M11: 13,724,408 km (0.099 R)
• M12: 21,525,638 km (0.083 R)
• M13: 24,306,961 km (0.117 R)
• M14: 28,611,790 km (0.068 R)
• M15: 29,840,287 km (0.1 R)
• M16: 35,924,133 km (0.105 R)
• M17: 45,899,170 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 184.5

Radius: 7.2

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 4.71 AU - 6.67 AU

Year: 9369 Days

Day: 21.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 80,855,638 km

• M1: 92,451 km (0.079 R)
• M2: 404,213 km (0.089 R)
• M3: 690,693 km (0.091 R)
• M4: 961,316 km (0.095 R)
• M5: 1,230,592 km (0.104 R)
• M6: 1,502,860 km (0.083 R)
• M7: 1,869,525 km (0.041 R)
• M8: 2,263,117 km (0.095 R)
• M9: 3,041,325 km (0.065 R)
• M10: 3,695,217 km (0.06 R)
• M11: 5,306,685 km (0.041 R)
• M12: 5,795,422 km (0.11 R)
• M13: 6,633,020 km (0.079 R)
• M14: 9,339,694 km (0.08 R)
• M15: 11,118,563 km (0.114 R)
• M16: 12,160,811 km (0.027 R)
• M17: 14,769,199 km (0.045 R)
• M18: 15,275,439 km (0.11 R)
• M19: 15,561,470 km (0.049 R)
• M20: 17,169,048 km (0.115 R)
• M21: 17,917,935 km (0.093 R)
• M22: 19,081,657 km (0.063 R)
• M23: 22,800,062 km (0.098 R)
• M24: 23,628,086 km (0.099 R)
• M25: 25,264,388 km (0.098 R)
• M26: 27,646,135 km (0.115 R)
• M27: 28,071,292 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 534.3

Radius: 3.1

Gravity: 55.6 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 4.49 AU - 6.99 AU

Year: 9492 Days

Day: 23.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 80,855,638 km

• M1: 38,596 km (0.1 R)
• M2: 194,028 km (0.064 R)
• M3: 410,796 km (0.106 R)
• M4: 563,386 km (0.095 R)
• M5: 813,064 km (0.084 R)
• M6: 1,034,619 km (0.089 R)
• M7: 1,188,106 km (0.072 R)
• M8: 1,407,716 km (0.034 R)
• M9: 2,356,466 km (0.1 R)
• M10: 2,525,661 km (0.108 R)
• M11: 2,951,716 km (0.069 R)
• M12: 3,193,167 km (0.118 R)
• M13: 4,237,210 km (0.046 R)
• M14: 4,375,139 km (0.063 R)
• M15: 4,986,845 km (0.115 R)
• M16: 5,620,392 km (0.052 R)
• M17: 6,522,168 km (0.109 R)
• M18: 7,122,504 km (0.099 R)
• M19: 8,091,001 km (0.036 R)
• M20: 8,519,150 km (0.119 R)
• M21: 9,143,871 km (0.095 R)
• M22: 10,685,178 km (0.101 R)
• M23: 11,095,973 km (0.109 R)
• M24: 11,357,919 km (0.101 R)
• M25: 11,948,831 km (0.037 R)
• M26: 13,844,385 km (0.11 R)
• M27: 14,394,008 km (0.09 R)
• M28: 17,573,711 km (0.109 R)
• M29: 30,359,691 km (0.079 R)
• M30: 32,018,881 km (0.118 R)
• M31: 32,230,412 km (0.119 R)
• M32: 33,519,348 km (0.06 R)
• M33: 34,397,487 km (0.109 R)
• M34: 37,827,168 km (0.105 R)
• M35: 40,729,666 km (0.097 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 934.1

Radius: 5.1

Gravity: 35.91 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 8.86 AU - 9.22 AU

Year: 18761 Days

Day: 15.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 80,855,638 km

• M1: 73,004 km (0.076 R)
• M2: 309,668 km (0.058 R)
• M3: 474,524 km (0.115 R)
• M4: 644,318 km (0.079 R)
• M5: 1,251,536 km (0.083 R)
• M6: 1,875,209 km (0.051 R)
• M7: 2,588,642 km (0.095 R)
• M8: 2,888,436 km (0.11 R)
• M9: 3,128,091 km (0.112 R)
• M10: 3,587,058 km (0.119 R)
• M11: 6,442,283 km (0.108 R)
• M12: 6,852,181 km (0.12 R)
• M13: 7,724,037 km (0.114 R)
• M14: 8,134,384 km (0.083 R)
• M15: 8,776,907 km (0.072 R)
• M16: 10,102,045 km (0.071 R)
• M17: 11,227,919 km (0.072 R)
• M18: 11,687,633 km (0.104 R)
• M19: 14,481,074 km (0.114 R)
• M20: 14,946,922 km (0.119 R)
• M21: 16,740,899 km (0.102 R)
• M22: 17,081,833 km (0.104 R)
• M23: 18,401,735 km (0.073 R)
• M24: 25,021,441 km (0.094 R)
• M25: 26,031,525 km (0.091 R)
• M26: 26,489,145 km (0.077 R)
• M27: 32,802,325 km (0.105 R)
• M28: 33,740,304 km (0.047 R)
• M29: 36,804,218 km (0.089 R)
• M30: 37,816,696 km (0.104 R)
• M31: 46,092,600 km (0.094 R)
• M32: 50,560,640 km (0.115 R)
• M33: 51,272,725 km (0.1 R)
• M34: 54,187,939 km (0.047 R)
• M35: 57,211,611 km (0.101 R)
• M36: 64,630,918 km (0.082 R)
• M37: 67,597,443 km (0.116 R)
• M38: 70,653,429 km (0.093 R)
• M39: 71,543,237 km (0.091 R)
• M40: 73,800,370 km (0.116 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 294 - 15,673 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit