🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.5

Radius: 9.6

Gravity: 10.63 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.78 AU - 0.88 AU

Year: 488 Days

Day: 12.9 Hours

Environment

Temp: -157 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 73,380,141 km

• M1: 119,529 km (0.104 R)
• M2: 467,194 km (0.103 R)
• M3: 787,633 km (0.047 R)
• M4: 1,332,169 km (0.106 R)
• M5: 1,682,677 km (0.107 R)
• M6: 2,177,547 km (0.027 R)
• M7: 2,480,482 km (0.108 R)
• M8: 2,834,132 km (0.115 R)
• M9: 3,221,291 km (0.034 R)
• M10: 3,765,378 km (0.117 R)
• M11: 4,369,455 km (0.088 R)
• M12: 4,679,122 km (0.106 R)
• M13: 5,377,894 km (0.081 R)
• M14: 5,770,738 km (0.097 R)
• M15: 6,796,530 km (0.056 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.8

Radius: 12.5

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.81 AU - 1.23 AU

Year: 665 Days

Day: 9.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 73,380,141 km

• M1: 155,881 km (0.113 R)
• M2: 565,630 km (0.074 R)
• M3: 969,693 km (0.113 R)
• M4: 1,648,269 km (0.05 R)
• M5: 2,082,402 km (0.113 R)
• M6: 2,474,050 km (0.114 R)
• M7: 3,049,403 km (0.089 R)
• M8: 4,186,646 km (0.109 R)
• M9: 4,990,735 km (0.116 R)
• M10: 6,112,719 km (0.118 R)
• M11: 6,648,279 km (0.042 R)
• M12: 7,260,134 km (0.076 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.4

Radius: 8.6

Gravity: 11.98 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.89 AU - 1.47 AU

Year: 828 Days

Day: 9.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 73,380,141 km

• M1: 107,112 km (0.112 R)
• M2: 385,364 km (0.081 R)
• M3: 725,550 km (0.118 R)
• M4: 1,019,210 km (0.103 R)
• M5: 1,447,359 km (0.062 R)
• M6: 1,811,929 km (0.047 R)
• M7: 2,142,840 km (0.112 R)
• M8: 2,548,998 km (0.081 R)
• M9: 2,992,705 km (0.118 R)
• M10: 4,115,737 km (0.119 R)
• M11: 4,534,760 km (0.113 R)
• M12: 5,517,469 km (0.109 R)
• M13: 7,071,491 km (0.081 R)
• M14: 8,414,431 km (0.109 R)
• M15: 8,843,179 km (0.117 R)
• M16: 9,286,288 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.1

Radius: 10

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.41 AU - 1.63 AU

Year: 1210 Days

Day: 12.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 150.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 73,380,141 km

• M1: 124,615 km (0.036 R)
• M2: 586,573 km (0.09 R)
• M3: 932,144 km (0.111 R)
• M4: 2,286,155 km (0.11 R)
• M5: 3,152,775 km (0.107 R)
• M6: 3,838,083 km (0.108 R)
• M7: 4,584,277 km (0.102 R)
• M8: 5,808,586 km (0.112 R)
• M9: 6,232,546 km (0.096 R)
• M10: 6,699,890 km (0.116 R)
• M11: 7,359,318 km (0.088 R)
• M12: 9,745,404 km (0.113 R)
• M13: 10,223,369 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.8

Radius: 14.4

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.5 AU - 1.68 AU

Year: 1295 Days

Day: 10.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 73,380,141 km

• M1: 179,069 km (0.074 R)
• M2: 779,106 km (0.088 R)
• M3: 1,306,139 km (0.074 R)
• M4: 1,953,299 km (0.075 R)
• M5: 2,846,548 km (0.076 R)
• M6: 3,415,469 km (0.105 R)
• M7: 4,646,959 km (0.093 R)
• M8: 5,422,175 km (0.07 R)
• M9: 7,116,371 km (0.066 R)
• M10: 7,704,590 km (0.107 R)
• M11: 9,222,709 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 579.4

Radius: 4

Gravity: 36.21 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 7.52 AU - 7.88 AU

Year: 13796 Days

Day: 24.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 73,380,141 km

• M1: 50,265 km (0.05 R)
• M2: 181,761 km (0.113 R)
• M3: 465,997 km (0.096 R)
• M4: 816,056 km (0.091 R)
• M5: 1,738,028 km (0.101 R)
• M6: 2,122,345 km (0.12 R)
• M7: 2,869,736 km (0.105 R)
• M8: 4,637,983 km (0.101 R)
• M9: 4,962,461 km (0.107 R)
• M10: 5,584,638 km (0.088 R)
• M11: 6,141,441 km (0.107 R)
• M12: 6,453,054 km (0.119 R)
• M13: 7,716,258 km (0.114 R)
• M14: 7,941,852 km (0.055 R)
• M15: 9,036,011 km (0.083 R)
• M16: 13,621,784 km (0.06 R)
• M17: 14,971,157 km (0.062 R)
• M18: 23,258,280 km (0.096 R)
• M19: 23,728,765 km (0.089 R)
• M20: 25,974,678 km (0.077 R)
• M21: 28,895,128 km (0.06 R)
• M22: 29,548,272 km (0.078 R)
• M23: 30,099,989 km (0.085 R)
• M24: 31,911,470 km (0.036 R)
• M25: 37,522,288 km (0.094 R)
• M26: 39,751,745 km (0.102 R)
• M27: 48,172,459 km (0.087 R)
• M28: 55,339,992 km (0.097 R)
• M29: 55,674,044 km (0.078 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 670.5

Radius: 6.4

Gravity: 16.37 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 7.85 AU - 11.31 AU

Year: 19145 Days

Day: 22.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 155 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 73,380,141 km

• M1: 88,712 km (0.072 R)
• M2: 352,602 km (0.108 R)
• M3: 870,809 km (0.104 R)
• M4: 1,587,383 km (0.073 R)
• M5: 2,504,119 km (0.037 R)
• M6: 4,394,288 km (0.078 R)
• M7: 4,770,826 km (0.102 R)
• M8: 5,471,542 km (0.075 R)
• M9: 6,495,540 km (0.093 R)
• M10: 6,759,131 km (0.097 R)
• M11: 7,121,756 km (0.099 R)
• M12: 10,091,723 km (0.065 R)
• M13: 10,686,374 km (0.117 R)
• M14: 12,076,438 km (0.053 R)
• M15: 14,905,483 km (0.075 R)
• M16: 15,442,240 km (0.06 R)
• M17: 18,147,568 km (0.102 R)
• M18: 19,840,418 km (0.119 R)
• M19: 20,117,024 km (0.093 R)
• M20: 21,441,863 km (0.111 R)
• M21: 24,580,725 km (0.108 R)
• M22: 25,437,772 km (0.119 R)
• M23: 26,093,609 km (0.117 R)
• M24: 28,712,170 km (0.108 R)
• M25: 30,388,863 km (0.087 R)
• M26: 31,127,128 km (0.086 R)
• M27: 37,328,708 km (0.112 R)
• M28: 48,016,129 km (0.085 R)
• M29: 48,849,240 km (0.101 R)
• M30: 49,522,730 km (0.043 R)
• M31: 52,278,472 km (0.051 R)
• M32: 55,316,805 km (0.108 R)
• M33: 59,803,394 km (0.063 R)
• M34: 60,961,880 km (0.097 R)
• M35: 61,742,332 km (0.116 R)
• M36: 63,923,170 km (0.107 R)
• M37: 68,228,148 km (0.06 R)
• M38: 68,437,884 km (0.057 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 361 - 16,035 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit