🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547.9

Radius: 12

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1 AU - 1.18 AU

Year: 747 Days

Day: 9.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 81,633,279 km

• M1: 149,299 km (0.064 R)
• M2: 597,793 km (0.06 R)
• M3: 989,141 km (0.086 R)
• M4: 1,388,268 km (0.105 R)
• M5: 1,846,187 km (0.072 R)
• M6: 2,374,268 km (0.062 R)
• M7: 3,401,257 km (0.099 R)
• M8: 4,323,528 km (0.069 R)
• M9: 4,785,785 km (0.119 R)
• M10: 6,058,714 km (0.102 R)
• M11: 6,434,952 km (0.082 R)
• M12: 6,911,272 km (0.054 R)
• M13: 7,819,182 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 219.7

Radius: 9.1

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.23 AU - 1.67 AU

Year: 1145 Days

Day: 9.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 81,633,279 km

• M1: 113,246 km (0.049 R)
• M2: 434,582 km (0.091 R)
• M3: 794,215 km (0.08 R)
• M4: 1,687,165 km (0.116 R)
• M5: 2,521,323 km (0.068 R)
• M6: 3,091,739 km (0.113 R)
• M7: 3,745,631 km (0.062 R)
• M8: 4,536,555 km (0.082 R)
• M9: 5,082,737 km (0.085 R)
• M10: 6,630,327 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.6

Radius: 10.1

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.63 AU - 1.65 AU

Year: 1378 Days

Day: 11 Hours

Environment

Temp: -186 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 81,633,279 km

• M1: 125,961 km (0.115 R)
• M2: 606,171 km (0.041 R)
• M3: 1,654,552 km (0.043 R)
• M4: 2,503,969 km (0.063 R)
• M5: 3,577,633 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 799.3

Radius: 8.4

Gravity: 11.33 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.16 AU - 3.28 AU

Year: 2943 Days

Day: 10 Hours

Environment

Temp: -210 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 81,633,279 km

• M1: 104,419 km (0.051 R)
• M2: 592,258 km (0.1 R)
• M3: 867,368 km (0.094 R)
• M4: 1,132,605 km (0.047 R)
• M5: 1,526,646 km (0.114 R)
• M6: 1,908,420 km (0.075 R)
• M7: 2,253,393 km (0.118 R)
• M8: 2,702,785 km (0.03 R)
• M9: 4,069,960 km (0.104 R)
• M10: 4,714,876 km (0.065 R)
• M11: 5,451,945 km (0.095 R)
• M12: 6,151,016 km (0.102 R)
• M13: 6,580,661 km (0.118 R)
• M14: 7,153,471 km (0.108 R)
• M15: 7,436,361 km (0.044 R)
• M16: 7,924,199 km (0.087 R)
• M17: 8,364,167 km (0.039 R)
• M18: 8,964,054 km (0.097 R)
• M19: 9,293,020 km (0.088 R)
• M20: 11,396,815 km (0.112 R)
• M21: 12,001,639 km (0.112 R)
• M22: 12,491,721 km (0.119 R)
• M23: 13,181,517 km (0.108 R)
• M24: 14,586,690 km (0.117 R)
• M25: 17,351,857 km (0.068 R)
• M26: 19,096,767 km (0.072 R)
• M27: 20,700,905 km (0.077 R)
• M28: 21,019,398 km (0.063 R)
• M29: 22,259,565 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.8

Radius: 12.4

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 4.45 AU - 4.73 AU

Year: 6451 Days

Day: 9.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 81,633,279 km

• M1: 154,235 km (0.11 R)
• M2: 1,097,151 km (0.109 R)
• M3: 2,093,024 km (0.09 R)
• M4: 4,281,491 km (0.063 R)
• M5: 5,619,494 km (0.114 R)
• M6: 6,446,771 km (0.11 R)
• M7: 7,252,654 km (0.025 R)
• M8: 8,454,972 km (0.068 R)
• M9: 9,340,891 km (0.068 R)
• M10: 11,342,660 km (0.108 R)
• M11: 12,420,214 km (0.044 R)
• M12: 18,918,147 km (0.113 R)
• M13: 20,162,801 km (0.084 R)
• M14: 20,907,948 km (0.077 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 828

Radius: 5.3

Gravity: 29.48 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 6.45 AU - 6.87 AU

Year: 11275 Days

Day: 20.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 81,633,279 km

• M1: 66,721 km (0.073 R)
• M2: 314,156 km (0.088 R)
• M3: 570,267 km (0.053 R)
• M4: 1,240,166 km (0.048 R)
• M5: 1,441,375 km (0.093 R)
• M6: 1,711,848 km (0.102 R)
• M7: 2,295,280 km (0.12 R)
• M8: 3,026,215 km (0.091 R)
• M9: 4,367,211 km (0.056 R)
• M10: 6,645,586 km (0.112 R)
• M11: 8,717,068 km (0.053 R)
• M12: 9,561,698 km (0.105 R)
• M13: 9,924,921 km (0.083 R)
• M14: 12,300,087 km (0.094 R)
• M15: 13,042,690 km (0.051 R)
• M16: 17,208,393 km (0.113 R)
• M17: 22,726,759 km (0.068 R)
• M18: 23,187,371 km (0.074 R)
• M19: 29,426,500 km (0.061 R)
• M20: 30,527,390 km (0.08 R)
• M21: 31,427,670 km (0.087 R)
• M22: 34,234,575 km (0.119 R)
• M23: 36,321,017 km (0.112 R)
• M24: 36,571,892 km (0.069 R)
• M25: 39,276,622 km (0.118 R)
• M26: 40,610,137 km (0.113 R)
• M27: 41,561,430 km (0.098 R)
• M28: 43,367,376 km (0.096 R)
• M29: 44,935,760 km (0.111 R)
• M30: 47,433,446 km (0.106 R)
• M31: 49,251,060 km (0.083 R)
• M32: 50,644,564 km (0.066 R)
• M33: 50,957,672 km (0.068 R)
• M34: 52,863,998 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 667.7

Radius: 3

Gravity: 74.19 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 8.64 AU - 12.48 AU

Year: 22512 Days

Day: 21.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 81,633,279 km

• M1: 37,250 km (0.089 R)
• M2: 301,889 km (0.05 R)
• M3: 633,098 km (0.102 R)
• M4: 906,114 km (0.104 R)
• M5: 1,555,818 km (0.073 R)
• M6: 1,986,510 km (0.093 R)
• M7: 2,736,145 km (0.057 R)
• M8: 2,864,350 km (0.113 R)
• M9: 3,050,301 km (0.091 R)
• M10: 3,844,216 km (0.118 R)
• M11: 3,972,571 km (0.118 R)
• M12: 4,514,714 km (0.116 R)
• M13: 4,657,580 km (0.104 R)
• M14: 4,989,987 km (0.102 R)
• M15: 5,660,933 km (0.042 R)
• M16: 5,785,398 km (0.086 R)
• M17: 7,276,291 km (0.117 R)
• M18: 7,472,713 km (0.119 R)
• M19: 8,726,941 km (0.081 R)
• M20: 9,874,058 km (0.111 R)
• M21: 11,576,631 km (0.029 R)
• M22: 11,912,030 km (0.096 R)
• M23: 13,538,906 km (0.101 R)
• M24: 21,729,390 km (0.09 R)
• M25: 27,076,018 km (0.077 R)
• M26: 27,429,218 km (0.1 R)
• M27: 29,613,198 km (0.11 R)
• M28: 32,834,638 km (0.102 R)
• M29: 35,714,846 km (0.044 R)
• M30: 36,998,994 km (0.1 R)
• M31: 38,610,163 km (0.098 R)
• M32: 40,114,669 km (0.075 R)
• M33: 41,346,159 km (0.099 R)
• M34: 48,572,484 km (0.092 R)
• M35: 53,583,414 km (0.07 R)
• M36: 60,517,724 km (0.065 R)
• M37: 63,575,056 km (0.095 R)
• M38: 67,162,862 km (0.094 R)
• M39: 73,362,048 km (0.091 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: 545 - 13,888 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit