🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.76 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.9

Radius: 8.6

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.38 AU - 1.66 AU

Year: 1271 Days

Day: 8.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 72,180,897 km

• M1: 108,010 km (0.116 R)
• M2: 409,449 km (0.111 R)
• M3: 796,459 km (0.04 R)
• M4: 1,364,183 km (0.072 R)
• M5: 1,704,817 km (0.06 R)
• M6: 2,092,126 km (0.11 R)
• M7: 2,396,558 km (0.1 R)
• M8: 2,789,252 km (0.083 R)
• M9: 3,211,417 km (0.105 R)
• M10: 3,618,772 km (0.106 R)
• M11: 4,152,986 km (0.102 R)
• M12: 4,488,086 km (0.109 R)
• M13: 4,807,028 km (0.053 R)
• M14: 5,954,145 km (0.071 R)
• M15: 6,938,499 km (0.109 R)
• M16: 7,550,953 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.9

Radius: 8.8

Gravity: 9.33 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.63 AU - 2.53 AU

Year: 2035 Days

Day: 7.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 72,180,897 km

• M1: 109,655 km (0.118 R)
• M2: 394,190 km (0.107 R)
• M3: 1,037,012 km (0.075 R)
• M4: 1,316,910 km (0.119 R)
• M5: 1,817,614 km (0.101 R)
• M6: 2,440,689 km (0.095 R)
• M7: 2,899,955 km (0.086 R)
• M8: 3,660,361 km (0.059 R)
• M9: 4,010,869 km (0.1 R)
• M10: 4,610,158 km (0.113 R)
• M11: 5,176,535 km (0.031 R)
• M12: 6,214,445 km (0.067 R)
• M13: 6,660,995 km (0.117 R)
• M14: 7,356,475 km (0.091 R)
• M15: 7,856,431 km (0.09 R)
• M16: 8,378,827 km (0.097 R)
• M17: 9,561,698 km (0.045 R)
• M18: 9,839,052 km (0.08 R)
• M19: 10,157,396 km (0.113 R)
• M20: 10,852,278 km (0.083 R)
• M21: 11,345,652 km (0.096 R)
• M22: 12,336,588 km (0.093 R)
• M23: 12,706,993 km (0.118 R)
• M24: 15,181,641 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.7

Radius: 8.5

Gravity: 8.11 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.86 AU - 4.56 AU

Year: 4847 Days

Day: 5.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 72,180,897 km

• M1: 118,033 km (0.063 R)
• M2: 608,714 km (0.104 R)
• M3: 1,790,238 km (0.084 R)
• M4: 2,407,628 km (0.074 R)
• M5: 2,757,388 km (0.094 R)
• M6: 3,065,111 km (0.032 R)
• M7: 4,269,074 km (0.092 R)
• M8: 5,762,061 km (0.097 R)
• M9: 6,360,153 km (0.12 R)
• M10: 9,212,985 km (0.066 R)
• M11: 11,164,639 km (0.08 R)
• M12: 12,381,917 km (0.095 R)
• M13: 12,872,897 km (0.107 R)
• M14: 13,893,902 km (0.099 R)
• M15: 15,808,905 km (0.039 R)
• M16: 17,098,887 km (0.09 R)
• M17: 21,953,338 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172

Radius: 10.4

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.4 AU - 5.02 AU

Year: 6933 Days

Day: 8.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 72,180,897 km

• M1: 129,402 km (0.119 R)
• M2: 923,168 km (0.105 R)
• M3: 2,290,493 km (0.064 R)
• M4: 3,309,853 km (0.102 R)
• M5: 3,636,724 km (0.105 R)
• M6: 5,716,883 km (0.089 R)
• M7: 11,700,648 km (0.099 R)
• M8: 12,236,657 km (0.106 R)
• M9: 13,648,562 km (0.104 R)
• M10: 21,763,947 km (0.1 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 440.7

Radius: 7

Gravity: 8.99 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 4.47 AU - 6.99 AU

Year: 9303 Days

Day: 18.1 Hours

Environment

Temp: -217 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,180,897 km

• M1: 87,216 km (0.066 R)
• M2: 374,294 km (0.119 R)
• M3: 610,808 km (0.105 R)
• M4: 835,953 km (0.101 R)
• M5: 1,412,952 km (0.08 R)
• M6: 2,681,542 km (0.108 R)
• M7: 3,023,074 km (0.108 R)
• M8: 3,325,710 km (0.067 R)
• M9: 4,250,823 km (0.093 R)
• M10: 5,878,748 km (0.11 R)
• M11: 6,112,270 km (0.085 R)
• M12: 6,491,500 km (0.114 R)
• M13: 9,017,909 km (0.1 R)
• M14: 11,347,746 km (0.118 R)
• M15: 13,410,103 km (0.071 R)
• M16: 16,160,908 km (0.112 R)
• M17: 19,339,414 km (0.057 R)
• M18: 19,708,323 km (0.092 R)
• M19: 23,241,675 km (0.116 R)
• M20: 28,012,500 km (0.096 R)
• M21: 32,248,963 km (0.086 R)
• M22: 34,249,685 km (0.083 R)
• M23: 36,220,188 km (0.117 R)
• M24: 36,555,736 km (0.086 R)
• M25: 38,963,364 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 411.6

Radius: 7.3

Gravity: 7.72 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 9.95 AU - 11.51 AU

Year: 23839 Days

Day: 24.9 Hours

Environment

Temp: -240 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,180,897 km

• M1: 110,553 km (0.039 R)
• M2: 432,637 km (0.117 R)
• M3: 730,187 km (0.097 R)
• M4: 1,690,306 km (0.089 R)
• M5: 2,096,165 km (0.075 R)
• M6: 5,547,089 km (0.086 R)
• M7: 5,943,224 km (0.113 R)
• M8: 10,344,693 km (0.115 R)
• M9: 12,818,892 km (0.059 R)
• M10: 14,011,486 km (0.101 R)
• M11: 17,188,945 km (0.066 R)
• M12: 17,606,622 km (0.118 R)
• M13: 18,549,238 km (0.105 R)
• M14: 20,348,901 km (0.103 R)
• M15: 33,517,852 km (0.077 R)
• M16: 44,676,357 km (0.088 R)
• M17: 50,399,822 km (0.082 R)
• M18: 53,880,366 km (0.111 R)
• M19: 56,961,932 km (0.043 R)
• M20: 59,586,328 km (0.079 R)
• M21: 65,074,924 km (0.056 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: 447 - 15,453 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit