🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.16 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.9

Radius: 13.4

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 2.19 AU - 2.45 AU

Year: 2282 Days

Day: 10.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 34,488,548 km

• M1: 166,652 km (0.118 R)
• M2: 801,545 km (0.047 R)
• M3: 1,279,062 km (0.113 R)
• M4: 1,890,019 km (0.026 R)
• M5: 4,008,325 km (0.114 R)
• M6: 4,902,472 km (0.085 R)
• M7: 6,893,769 km (0.102 R)
• M8: 7,709,825 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.4

Radius: 11.8

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 2.01 AU - 2.67 AU

Year: 2311 Days

Day: 11.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 145.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 34,488,548 km

• M1: 146,905 km (0.093 R)
• M2: 521,797 km (0.071 R)
• M3: 958,922 km (0.101 R)
• M4: 1,494,333 km (0.107 R)
• M5: 2,211,954 km (0.101 R)
• M6: 2,718,044 km (0.081 R)
• M7: 3,530,809 km (0.088 R)
• M8: 4,267,578 km (0.118 R)
• M9: 6,126,033 km (0.107 R)
• M10: 6,870,282 km (0.096 R)
• M11: 7,798,238 km (0.111 R)
• M12: 8,706,446 km (0.071 R)
• M13: 9,432,744 km (0.101 R)
• M14: 11,446,182 km (0.102 R)
• M15: 13,731,589 km (0.056 R)
• M16: 16,930,589 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.3

Radius: 9.6

Gravity: 9.5 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.25 AU - 2.45 AU

Year: 2326 Days

Day: 14 Hours

Environment

Temp: -201 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 34,488,548 km

• M1: 119,379 km (0.101 R)
• M2: 475,123 km (0.094 R)
• M3: 957,726 km (0.065 R)
• M4: 1,270,385 km (0.07 R)
• M5: 1,925,025 km (0.116 R)
• M6: 2,228,260 km (0.086 R)
• M7: 2,534,338 km (0.05 R)
• M8: 3,875,632 km (0.074 R)
• M9: 4,470,882 km (0.048 R)
• M10: 4,870,308 km (0.06 R)
• M11: 5,664,673 km (0.108 R)
• M12: 6,683,584 km (0.094 R)
• M13: 7,632,633 km (0.096 R)
• M14: 9,833,367 km (0.083 R)
• M15: 10,281,712 km (0.108 R)
• M16: 10,821,910 km (0.112 R)
• M17: 12,818,593 km (0.1 R)
• M18: 15,645,245 km (0.119 R)
• M19: 16,725,640 km (0.088 R)
• M20: 17,257,311 km (0.072 R)
• M21: 19,265,064 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.5

Radius: 12.7

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 3.4 AU - 4.26 AU

Year: 4840 Days

Day: 8.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 34,488,548 km

• M1: 157,975 km (0.118 R)
• M2: 574,905 km (0.079 R)
• M3: 1,239,269 km (0.034 R)
• M4: 1,762,861 km (0.062 R)
• M5: 2,212,253 km (0.077 R)
• M6: 2,901,451 km (0.1 R)
• M7: 3,389,140 km (0.095 R)
• M8: 4,000,397 km (0.075 R)
• M9: 4,607,315 km (0.094 R)
• M10: 5,219,320 km (0.077 R)
• M11: 5,824,892 km (0.106 R)
• M12: 9,881,687 km (0.079 R)
• M13: 10,719,884 km (0.085 R)
• M14: 11,414,467 km (0.117 R)
• M15: 13,786,940 km (0.1 R)
• M16: 15,521,228 km (0.1 R)
• M17: 18,816,570 km (0.101 R)
• M18: 22,254,329 km (0.075 R)
• M19: 22,928,417 km (0.107 R)
• M20: 25,843,780 km (0.103 R)
• M21: 26,924,326 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.8

Radius: 9.6

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.9 AU - 5.52 AU

Year: 6600 Days

Day: 13.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 34,488,548 km

• M1: 119,379 km (0.079 R)
• M2: 622,477 km (0.049 R)
• M3: 937,829 km (0.111 R)
• M4: 1,473,090 km (0.074 R)
• M5: 2,147,777 km (0.101 R)
• M6: 3,261,682 km (0.06 R)
• M7: 4,144,459 km (0.076 R)
• M8: 4,676,579 km (0.116 R)
• M9: 5,228,595 km (0.1 R)
• M10: 9,647,716 km (0.12 R)
• M11: 10,304,301 km (0.113 R)
• M12: 12,053,848 km (0.109 R)
• M13: 12,408,246 km (0.098 R)
• M14: 12,724,196 km (0.082 R)
• M15: 13,608,619 km (0.109 R)
• M16: 14,041,705 km (0.117 R)
• M17: 14,384,882 km (0.093 R)
• M18: 15,087,992 km (0.091 R)
• M19: 16,238,849 km (0.094 R)
• M20: 20,919,617 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 82.3

Radius: 6.3

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 9.01 AU - 9.11 AU

Year: 17608 Days

Day: 18 Hours

Environment

Temp: -220 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 34,488,548 km

• M1: 92,900 km (0.091 R)
• M2: 325,675 km (0.074 R)
• M3: 718,668 km (0.105 R)
• M4: 952,789 km (0.106 R)
• M5: 1,348,924 km (0.075 R)
• M6: 2,135,210 km (0.11 R)
• M7: 2,833,384 km (0.082 R)
• M8: 3,298,334 km (0.107 R)
• M9: 3,673,825 km (0.055 R)
• M10: 4,723,852 km (0.097 R)
• M11: 5,259,412 km (0.112 R)
• M12: 6,153,708 km (0.091 R)
• M13: 6,552,088 km (0.062 R)
• M14: 6,967,371 km (0.102 R)
• M15: 11,431,671 km (0.118 R)
• M16: 12,550,962 km (0.115 R)
• M17: 14,595,217 km (0.055 R)
• M18: 20,546,370 km (0.112 R)
• M19: 21,434,981 km (0.108 R)
• M20: 22,194,938 km (0.066 R)
• M21: 24,173,370 km (0.061 R)
• M22: 32,564,165 km (0.052 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 10,288 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit