🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.39 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.9

Radius: 14.5

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.21 AU - 3.35 AU

Year: 2947 Days

Day: 5.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 38,236,265 km

• M1: 182,360 km (0.088 R)
• M2: 674,238 km (0.086 R)
• M3: 1,578,108 km (0.073 R)
• M4: 2,598,814 km (0.093 R)
• M5: 3,715,562 km (0.077 R)
• M6: 7,322,217 km (0.05 R)
• M7: 8,607,712 km (0.077 R)
• M8: 9,494,079 km (0.045 R)
• M9: 12,613,943 km (0.067 R)
• M10: 14,866,588 km (0.051 R)
• M11: 18,731,449 km (0.066 R)
• M12: 19,590,440 km (0.114 R)
• M13: 22,393,455 km (0.102 R)
• M14: 23,713,357 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.9

Radius: 10.6

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 3.01 AU - 4.09 AU

Year: 4253 Days

Day: 14.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 38,236,265 km

• M1: 131,796 km (0.051 R)
• M2: 643,570 km (0.105 R)
• M3: 1,247,646 km (0.099 R)
• M4: 1,778,120 km (0.027 R)
• M5: 2,393,416 km (0.095 R)
• M6: 3,940,408 km (0.109 R)
• M7: 4,913,542 km (0.044 R)
• M8: 8,430,588 km (0.111 R)
• M9: 10,037,718 km (0.106 R)
• M10: 11,304,513 km (0.107 R)
• M11: 14,565,746 km (0.044 R)
• M12: 20,494,310 km (0.034 R)
• M13: 23,230,156 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.2

Radius: 13.2

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 3.53 AU - 5.85 AU

Year: 6458 Days

Day: 7.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 77.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 38,236,265 km

• M1: 164,109 km (0.076 R)
• M2: 1,117,945 km (0.099 R)
• M3: 1,558,660 km (0.079 R)
• M4: 2,397,156 km (0.116 R)
• M5: 2,935,709 km (0.083 R)
• M6: 3,666,045 km (0.085 R)
• M7: 4,238,706 km (0.104 R)
• M8: 6,001,867 km (0.099 R)
• M9: 6,771,996 km (0.025 R)
• M10: 7,331,343 km (0.042 R)
• M11: 8,017,399 km (0.092 R)
• M12: 8,986,942 km (0.114 R)
• M13: 9,847,130 km (0.103 R)
• M14: 10,373,715 km (0.064 R)
• M15: 10,879,655 km (0.084 R)
• M16: 12,366,957 km (0.08 R)
• M17: 13,706,905 km (0.084 R)
• M18: 17,206,747 km (0.117 R)
• M19: 18,532,783 km (0.1 R)
• M20: 19,571,141 km (0.032 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 872.8

Radius: 6.2

Gravity: 22.71 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 5.27 AU - 7.05 AU

Year: 9721 Days

Day: 23.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 38,236,265 km

• M1: 77,043 km (0.035 R)
• M2: 373,995 km (0.111 R)
• M3: 611,855 km (0.115 R)
• M4: 1,136,046 km (0.085 R)
• M5: 1,451,847 km (0.085 R)
• M6: 1,653,356 km (0.102 R)
• M7: 2,078,363 km (0.03 R)
• M8: 2,532,692 km (0.081 R)
• M9: 4,503,644 km (0.03 R)
• M10: 5,672,901 km (0.06 R)
• M11: 5,994,237 km (0.114 R)
• M12: 7,154,069 km (0.103 R)
• M13: 10,856,467 km (0.102 R)
• M14: 11,352,234 km (0.038 R)
• M15: 11,748,070 km (0.089 R)
• M16: 14,189,358 km (0.109 R)
• M17: 15,185,979 km (0.104 R)
• M18: 17,616,196 km (0.089 R)
• M19: 19,480,036 km (0.09 R)
• M20: 23,051,237 km (0.086 R)
• M21: 33,259,795 km (0.083 R)
• M22: 38,193,533 km (0.12 R)
• M23: 39,724,817 km (0.117 R)
• M24: 41,031,704 km (0.034 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 231.4

Radius: 5.1

Gravity: 8.9 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 5.66 AU - 8.72 AU

Year: 12258 Days

Day: 23 Hours

Environment

Temp: -230 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 38,236,265 km

• M1: 99,333 km (0.096 R)
• M2: 278,701 km (0.066 R)
• M3: 515,813 km (0.088 R)
• M4: 874,699 km (0.111 R)
• M5: 1,447,808 km (0.041 R)
• M6: 2,488,261 km (0.099 R)
• M7: 2,993,753 km (0.112 R)
• M8: 3,588,554 km (0.112 R)
• M9: 3,827,761 km (0.119 R)
• M10: 4,052,008 km (0.108 R)
• M11: 5,430,852 km (0.085 R)
• M12: 6,518,877 km (0.058 R)
• M13: 7,058,626 km (0.106 R)
• M14: 7,473,012 km (0.081 R)
• M15: 8,856,344 km (0.114 R)
• M16: 9,930,157 km (0.108 R)
• M17: 10,498,330 km (0.093 R)
• M18: 10,839,563 km (0.055 R)
• M19: 11,803,422 km (0.07 R)
• M20: 13,044,785 km (0.064 R)
• M21: 13,841,693 km (0.069 R)
• M22: 14,550,188 km (0.08 R)
• M23: 16,361,669 km (0.057 R)
• M24: 16,622,717 km (0.085 R)
• M25: 17,422,766 km (0.036 R)
• M26: 17,763,550 km (0.1 R)
• M27: 18,318,110 km (0.111 R)
• M28: 19,171,416 km (0.095 R)
• M29: 21,498,112 km (0.075 R)
• M30: 25,812,065 km (0.083 R)
• M31: 25,988,591 km (0.099 R)
• M32: 28,545,817 km (0.099 R)
• M33: 31,466,566 km (0.056 R)
• M34: 32,073,783 km (0.103 R)
• M35: 35,227,007 km (0.106 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 535 - 10,794 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit