🌌 Stone's Star System Generator

Asteroid Belt

Center: 4.16 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 8.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.5

Radius: 12.9

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 6.89 AU - 9.73 AU

Year: 8750 Days

Day: 6.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 49.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,424,889 km

• M1: 160,519 km (0.057 R)
• M2: 855,849 km (0.118 R)
• M3: 2,099,756 km (0.097 R)
• M4: 2,968,919 km (0.049 R)
• M5: 4,267,429 km (0.103 R)
• M6: 5,030,677 km (0.04 R)
• M7: 6,723,228 km (0.074 R)
• M8: 7,796,443 km (0.069 R)
• M9: 9,371,858 km (0.116 R)
• M10: 10,188,213 km (0.115 R)
• M11: 12,119,372 km (0.109 R)
• M12: 12,543,931 km (0.072 R)
• M13: 13,199,319 km (0.103 R)
• M14: 13,935,191 km (0.103 R)
• M15: 19,654,916 km (0.105 R)
• M16: 20,465,138 km (0.109 R)
• M17: 21,068,167 km (0.068 R)
• M18: 22,230,842 km (0.113 R)
• M19: 32,301,920 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 9.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.4

Radius: 8.8

Gravity: 9.46 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 8.56 AU - 11.22 AU

Year: 11360 Days

Day: 10.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 59,424,889 km

• M1: 109,506 km (0.101 R)
• M2: 394,789 km (0.084 R)
• M3: 1,680,582 km (0.114 R)
• M4: 3,366,550 km (0.084 R)
• M5: 3,752,962 km (0.115 R)
• M6: 5,292,922 km (0.096 R)
• M7: 6,184,825 km (0.11 R)
• M8: 7,049,650 km (0.046 R)
• M9: 7,383,403 km (0.114 R)
• M10: 9,262,651 km (0.094 R)
• M11: 13,425,362 km (0.094 R)
• M12: 14,666,874 km (0.077 R)
• M13: 15,005,863 km (0.119 R)
• M14: 15,350,238 km (0.088 R)
• M15: 16,198,009 km (0.079 R)
• M16: 16,854,145 km (0.09 R)
• M17: 17,376,541 km (0.101 R)
• M18: 19,412,268 km (0.062 R)
• M19: 23,210,858 km (0.109 R)
• M20: 23,857,719 km (0.112 R)
• M21: 24,232,611 km (0.106 R)
• M22: 26,968,457 km (0.106 R)
• M23: 27,889,830 km (0.081 R)
• M24: 31,560,663 km (0.105 R)
• M25: 37,651,690 km (0.086 R)
• M26: 38,673,294 km (0.058 R)
• M27: 39,190,902 km (0.032 R)
• M28: 49,925,297 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 10.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.3

Radius: 11.5

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 9.82 AU - 11.62 AU

Year: 12820 Days

Day: 9.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 59,424,889 km

• M1: 143,016 km (0.09 R)
• M2: 855,700 km (0.08 R)
• M3: 1,237,773 km (0.068 R)
• M4: 1,675,047 km (0.061 R)
• M5: 2,070,135 km (0.116 R)
• M6: 2,568,895 km (0.086 R)
• M7: 3,171,026 km (0.089 R)
• M8: 4,412,838 km (0.075 R)
• M9: 5,077,501 km (0.113 R)
• M10: 6,930,121 km (0.087 R)
• M11: 7,391,780 km (0.033 R)
• M12: 9,048,278 km (0.105 R)
• M13: 11,221,486 km (0.093 R)
• M14: 11,859,371 km (0.084 R)
• M15: 15,559,525 km (0.083 R)
• M16: 21,339,239 km (0.064 R)
• M17: 22,865,436 km (0.117 R)
• M18: 25,734,574 km (0.065 R)
• M19: 31,262,065 km (0.109 R)
• M20: 31,717,441 km (0.095 R)
• M21: 32,875,329 km (0.108 R)
• M22: 34,061,042 km (0.078 R)
• M23: 36,142,098 km (0.092 R)
• M24: 37,918,572 km (0.083 R)
• M25: 44,738,440 km (0.096 R)
• M26: 46,636,987 km (0.082 R)
• M27: 49,353,534 km (0.103 R)
• M28: 50,126,357 km (0.033 R)
• M29: 55,431,546 km (0.106 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 250.9

Radius: 3.1

Gravity: 26.11 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 12.88 AU - 18.6 AU

Year: 22809 Days

Day: 15.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 59,424,889 km

• M1: 38,596 km (0.119 R)
• M2: 557,701 km (0.1 R)
• M3: 714,928 km (0.091 R)
• M4: 911,949 km (0.081 R)
• M5: 1,131,259 km (0.056 R)
• M6: 1,342,192 km (0.071 R)
• M7: 1,610,122 km (0.063 R)
• M8: 2,456,098 km (0.103 R)
• M9: 2,673,015 km (0.077 R)
• M10: 3,195,411 km (0.047 R)
• M11: 4,344,771 km (0.06 R)
• M12: 4,469,835 km (0.05 R)
• M13: 5,342,589 km (0.044 R)
• M14: 6,443,330 km (0.119 R)
• M15: 6,813,585 km (0.096 R)
• M16: 9,972,942 km (0.099 R)
• M17: 15,606,349 km (0.113 R)
• M18: 17,581,789 km (0.08 R)
• M19: 24,693,373 km (0.094 R)
• M20: 26,210,744 km (0.075 R)
• M21: 27,468,563 km (0.098 R)
• M22: 31,365,737 km (0.025 R)
• M23: 37,548,617 km (0.079 R)
• M24: 39,009,889 km (0.103 R)
• M25: 44,495,942 km (0.119 R)
• M26: 45,532,057 km (0.074 R)
• M27: 47,345,632 km (0.107 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 10,468 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit