🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573.4

Radius: 12

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.56 AU - 0.58 AU

Year: 302 Days

Day: 9.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 71,056,916 km

• M1: 150,346 km (0.086 R)
• M2: 543,040 km (0.11 R)
• M3: 1,183,469 km (0.091 R)
• M4: 1,697,786 km (0.112 R)
• M5: 2,237,984 km (0.078 R)
• M6: 2,687,227 km (0.032 R)
• M7: 3,196,607 km (0.093 R)
• M8: 3,920,811 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.3

Radius: 14

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.43 AU - 1.55 AU

Year: 1278 Days

Day: 8.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 71,056,916 km

• M1: 174,132 km (0.081 R)
• M2: 966,851 km (0.113 R)
• M3: 1,587,832 km (0.063 R)
• M4: 2,188,318 km (0.1 R)
• M5: 3,359,968 km (0.068 R)
• M6: 5,198,676 km (0.108 R)
• M7: 6,661,743 km (0.114 R)
• M8: 10,587,640 km (0.093 R)
• M9: 11,029,552 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 732.7

Radius: 8

Gravity: 11.45 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 2.32 AU - 2.52 AU

Year: 2646 Days

Day: 7.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 62.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 71,056,916 km

• M1: 99,632 km (0.109 R)
• M2: 373,995 km (0.069 R)
• M3: 809,025 km (0.082 R)
• M4: 1,185,414 km (0.088 R)
• M5: 1,485,208 km (0.081 R)
• M6: 1,743,114 km (0.062 R)
• M7: 2,267,904 km (0.09 R)
• M8: 3,143,949 km (0.107 R)
• M9: 3,901,961 km (0.074 R)
• M10: 5,620,990 km (0.096 R)
• M11: 5,906,124 km (0.067 R)
• M12: 6,421,489 km (0.044 R)
• M13: 7,603,910 km (0.099 R)
• M14: 7,856,880 km (0.116 R)
• M15: 8,246,882 km (0.118 R)
• M16: 9,065,631 km (0.11 R)
• M17: 10,903,740 km (0.115 R)
• M18: 11,973,814 km (0.076 R)
• M19: 12,754,565 km (0.116 R)
• M20: 13,476,674 km (0.086 R)
• M21: 16,167,640 km (0.114 R)
• M22: 16,745,836 km (0.077 R)
• M23: 17,776,865 km (0.044 R)
• M24: 18,279,813 km (0.1 R)
• M25: 19,080,909 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.2

Radius: 8.7

Gravity: 10.93 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 3.22 AU - 4.04 AU

Year: 4861 Days

Day: 6.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 71,056,916 km

• M1: 108,309 km (0.062 R)
• M2: 485,894 km (0.101 R)
• M3: 1,027,139 km (0.115 R)
• M4: 1,468,154 km (0.046 R)
• M5: 1,945,221 km (0.106 R)
• M6: 2,455,051 km (0.116 R)
• M7: 2,787,308 km (0.066 R)
• M8: 3,270,359 km (0.115 R)
• M9: 4,063,078 km (0.104 R)
• M10: 7,246,820 km (0.094 R)
• M11: 7,676,465 km (0.063 R)
• M12: 8,314,201 km (0.109 R)
• M13: 10,485,016 km (0.119 R)
• M14: 11,412,373 km (0.112 R)
• M15: 12,343,021 km (0.061 R)
• M16: 13,697,331 km (0.066 R)
• M17: 14,023,454 km (0.109 R)
• M18: 14,918,648 km (0.079 R)
• M19: 16,575,893 km (0.101 R)
• M20: 17,704,010 km (0.091 R)
• M21: 21,177,523 km (0.115 R)
• M22: 21,834,408 km (0.102 R)
• M23: 23,964,980 km (0.103 R)
• M24: 24,598,378 km (0.092 R)
• M25: 27,329,287 km (0.038 R)
• M26: 27,933,513 km (0.067 R)
• M27: 28,990,123 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 603.7

Radius: 3.4

Gravity: 52.22 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.63 AU - 7.85 AU

Year: 12300 Days

Day: 20.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 71,056,916 km

• M1: 42,785 km (0.099 R)
• M2: 254,167 km (0.037 R)
• M3: 381,475 km (0.113 R)
• M4: 566,228 km (0.069 R)
• M5: 726,447 km (0.11 R)
• M6: 836,701 km (0.066 R)
• M7: 1,012,179 km (0.116 R)
• M8: 1,174,792 km (0.107 R)
• M9: 1,479,822 km (0.068 R)
• M10: 2,077,765 km (0.079 R)
• M11: 6,056,171 km (0.106 R)
• M12: 7,034,840 km (0.084 R)
• M13: 8,159,816 km (0.073 R)
• M14: 8,575,548 km (0.068 R)
• M15: 9,753,332 km (0.096 R)
• M16: 10,011,538 km (0.119 R)
• M17: 10,813,682 km (0.099 R)
• M18: 11,600,268 km (0.073 R)
• M19: 13,990,991 km (0.036 R)
• M20: 14,253,236 km (0.091 R)
• M21: 15,404,990 km (0.09 R)
• M22: 16,326,513 km (0.105 R)
• M23: 17,586,277 km (0.117 R)
• M24: 18,434,946 km (0.111 R)
• M25: 20,130,488 km (0.074 R)
• M26: 21,664,165 km (0.074 R)
• M27: 22,015,271 km (0.09 R)
• M28: 22,192,246 km (0.115 R)
• M29: 22,370,118 km (0.11 R)
• M30: 24,866,008 km (0.117 R)
• M31: 25,154,284 km (0.034 R)
• M32: 31,622,148 km (0.086 R)
• M33: 33,338,035 km (0.074 R)
• M34: 37,329,605 km (0.12 R)
• M35: 42,717,522 km (0.104 R)
• M36: 48,451,310 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 605.3

Radius: 6.8

Gravity: 13.09 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 7.95 AU - 10.19 AU

Year: 19201 Days

Day: 16.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 71,056,916 km

• M1: 84,523 km (0.108 R)
• M2: 427,102 km (0.117 R)
• M3: 1,065,735 km (0.066 R)
• M4: 1,981,723 km (0.06 R)
• M5: 2,520,874 km (0.04 R)
• M6: 2,752,750 km (0.047 R)
• M7: 3,206,481 km (0.108 R)
• M8: 3,979,004 km (0.073 R)
• M9: 6,007,402 km (0.099 R)
• M10: 6,947,774 km (0.066 R)
• M11: 10,591,080 km (0.044 R)
• M12: 11,136,514 km (0.101 R)
• M13: 13,647,664 km (0.089 R)
• M14: 15,645,693 km (0.038 R)
• M15: 16,273,256 km (0.104 R)
• M16: 17,245,942 km (0.092 R)
• M17: 21,335,050 km (0.119 R)
• M18: 26,574,865 km (0.065 R)
• M19: 27,694,007 km (0.028 R)
• M20: 27,921,545 km (0.076 R)
• M21: 29,431,137 km (0.085 R)
• M22: 32,865,904 km (0.116 R)
• M23: 33,894,390 km (0.066 R)
• M24: 34,811,574 km (0.081 R)
• M25: 36,150,625 km (0.096 R)
• M26: 37,523,484 km (0.099 R)
• M27: 42,905,866 km (0.08 R)
• M28: 44,288,749 km (0.112 R)
• M29: 46,498,459 km (0.095 R)
• M30: 52,865,045 km (0.109 R)
• M31: 54,453,775 km (0.104 R)
• M32: 57,171,669 km (0.064 R)
• M33: 64,659,042 km (0.101 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 449 - 19,598 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit