🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.21 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 101

Radius: 9.6

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.29 AU - 2.55 AU

Year: 2646 Days

Day: 11.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 66,961,070 km

• M1: 120,875 km (0.056 R)
• M2: 423,811 km (0.097 R)
• M3: 998,267 km (0.052 R)
• M4: 2,010,147 km (0.059 R)
• M5: 2,554,832 km (0.092 R)
• M6: 2,901,002 km (0.088 R)
• M7: 3,906,748 km (0.034 R)
• M8: 4,997,018 km (0.105 R)
• M9: 5,362,784 km (0.039 R)
• M10: 6,040,463 km (0.069 R)
• M11: 6,568,543 km (0.079 R)
• M12: 7,442,494 km (0.116 R)
• M13: 9,162,870 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.4

Radius: 8.6

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 3.11 AU - 5.03 AU

Year: 5772 Days

Day: 7.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 66,961,070 km

• M1: 107,262 km (0.059 R)
• M2: 404,662 km (0.105 R)
• M3: 841,638 km (0.073 R)
• M4: 1,275,172 km (0.09 R)
• M5: 1,864,737 km (0.119 R)
• M6: 2,271,045 km (0.055 R)
• M7: 3,352,937 km (0.091 R)
• M8: 4,060,385 km (0.117 R)
• M9: 5,104,728 km (0.108 R)
• M10: 5,430,104 km (0.109 R)
• M11: 6,205,918 km (0.088 R)
• M12: 10,775,535 km (0.052 R)
• M13: 11,565,860 km (0.092 R)
• M14: 12,394,483 km (0.075 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672.7

Radius: 13.5

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.35 AU - 5.13 AU

Year: 6137 Days

Day: 6.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 66,961,070 km

• M1: 168,148 km (0.113 R)
• M2: 849,267 km (0.059 R)
• M3: 1,805,646 km (0.091 R)
• M4: 3,225,928 km (0.087 R)
• M5: 5,864,386 km (0.074 R)
• M6: 9,570,823 km (0.07 R)
• M7: 10,282,460 km (0.046 R)
• M8: 11,711,718 km (0.041 R)
• M9: 15,556,832 km (0.1 R)
• M10: 16,857,586 km (0.113 R)
• M11: 19,184,730 km (0.056 R)
• M12: 21,493,324 km (0.076 R)
• M13: 30,650,360 km (0.068 R)
• M14: 31,224,217 km (0.091 R)
• M15: 33,490,924 km (0.079 R)

Asteroid Belt

Center: 4.65 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.6

Radius: 14

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 4.16 AU - 5.94 AU

Year: 7977 Days

Day: 8.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 66,961,070 km

• M1: 174,581 km (0.114 R)
• M2: 654,042 km (0.102 R)
• M3: 1,574,667 km (0.115 R)
• M4: 3,396,021 km (0.1 R)
• M5: 6,606,691 km (0.094 R)
• M6: 8,121,668 km (0.084 R)
• M7: 8,726,642 km (0.101 R)
• M8: 9,590,869 km (0.088 R)
• M9: 10,511,494 km (0.075 R)
• M10: 12,449,684 km (0.087 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 421.9

Radius: 6

Gravity: 11.72 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 8.96 AU - 10.32 AU

Year: 21039 Days

Day: 23.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 66,961,070 km

• M1: 74,649 km (0.091 R)
• M2: 380,577 km (0.058 R)
• M3: 617,839 km (0.065 R)
• M4: 987,795 km (0.086 R)
• M5: 1,420,581 km (0.104 R)
• M6: 1,935,348 km (0.115 R)
• M7: 2,869,287 km (0.103 R)
• M8: 3,601,868 km (0.098 R)
• M9: 4,042,284 km (0.058 R)
• M10: 4,718,317 km (0.118 R)
• M11: 5,733,488 km (0.093 R)
• M12: 6,542,663 km (0.102 R)
• M13: 7,471,666 km (0.104 R)
• M14: 7,705,338 km (0.073 R)
• M15: 9,052,018 km (0.108 R)
• M16: 9,588,326 km (0.076 R)
• M17: 9,864,334 km (0.12 R)
• M18: 10,783,314 km (0.114 R)
• M19: 12,990,481 km (0.104 R)
• M20: 13,811,623 km (0.1 R)
• M21: 14,378,151 km (0.091 R)
• M22: 15,033,688 km (0.093 R)
• M23: 15,256,589 km (0.054 R)
• M24: 16,404,304 km (0.1 R)
• M25: 19,833,387 km (0.089 R)
• M26: 21,479,113 km (0.107 R)
• M27: 24,936,020 km (0.113 R)
• M28: 26,850,275 km (0.114 R)
• M29: 33,429,439 km (0.117 R)
• M30: 35,227,307 km (0.057 R)
• M31: 38,043,636 km (0.046 R)
• M32: 38,596,550 km (0.088 R)
• M33: 43,665,524 km (0.088 R)
• M34: 48,997,491 km (0.108 R)
• M35: 51,819,356 km (0.114 R)
• M36: 54,223,095 km (0.105 R)
• M37: 55,984,759 km (0.082 R)
• M38: 59,808,032 km (0.036 R)
• M39: 61,878,466 km (0.112 R)
• M40: 63,220,509 km (0.092 R)
• M41: 64,581,999 km (0.112 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: 215 - 19,937 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit