🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.77 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 734.6

Radius: 9.1

Gravity: 8.87 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.43 AU - 1.63 AU

Year: 1284 Days

Day: 11.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 72,244,022 km

• M1: 113,246 km (0.055 R)
• M2: 503,546 km (0.066 R)
• M3: 916,885 km (0.091 R)
• M4: 1,203,365 km (0.118 R)
• M5: 1,631,963 km (0.116 R)
• M6: 2,149,123 km (0.108 R)
• M7: 3,310,900 km (0.077 R)
• M8: 3,702,248 km (0.097 R)
• M9: 4,195,023 km (0.081 R)
• M10: 4,541,043 km (0.078 R)
• M11: 4,945,706 km (0.057 R)
• M12: 5,717,182 km (0.029 R)
• M13: 9,936,291 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 462.5

Radius: 8.6

Gravity: 6.25 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.61 AU - 1.63 AU

Year: 1399 Days

Day: 14.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,244,022 km

• M1: 107,112 km (0.103 R)
• M2: 547,977 km (0.08 R)
• M3: 863,629 km (0.03 R)
• M4: 1,294,620 km (0.114 R)
• M5: 1,864,289 km (0.116 R)
• M6: 2,251,598 km (0.105 R)
• M7: 3,246,274 km (0.093 R)
• M8: 4,260,996 km (0.066 R)
• M9: 4,766,188 km (0.075 R)
• M10: 5,619,195 km (0.068 R)
• M11: 5,917,793 km (0.075 R)
• M12: 6,294,779 km (0.094 R)
• M13: 6,734,896 km (0.076 R)
• M14: 7,047,855 km (0.073 R)
• M15: 7,912,381 km (0.098 R)
• M16: 8,233,867 km (0.108 R)
• M17: 8,704,203 km (0.072 R)
• M18: 9,018,059 km (0.07 R)
• M19: 9,458,176 km (0.099 R)
• M20: 9,789,834 km (0.104 R)
• M21: 10,191,953 km (0.059 R)
• M22: 10,702,082 km (0.099 R)
• M23: 11,295,986 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773

Radius: 9.9

Gravity: 7.89 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 3.14 AU - 3.6 AU

Year: 4196 Days

Day: 8 Hours

Environment

Temp: -224 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,244,022 km

• M1: 123,119 km (0.111 R)
• M2: 517,758 km (0.079 R)
• M3: 845,228 km (0.119 R)
• M4: 1,188,854 km (0.078 R)
• M5: 1,615,208 km (0.083 R)
• M6: 1,986,660 km (0.11 R)
• M7: 2,431,115 km (0.069 R)
• M8: 3,500,590 km (0.099 R)
• M9: 3,882,514 km (0.086 R)
• M10: 4,268,775 km (0.112 R)
• M11: 5,959,381 km (0.053 R)
• M12: 7,700,102 km (0.069 R)
• M13: 8,056,294 km (0.104 R)
• M14: 8,725,296 km (0.102 R)
• M15: 9,152,099 km (0.097 R)
• M16: 9,592,814 km (0.112 R)
• M17: 10,131,815 km (0.116 R)
• M18: 11,270,554 km (0.065 R)
• M19: 11,683,893 km (0.063 R)
• M20: 15,086,945 km (0.037 R)
• M21: 15,589,445 km (0.12 R)
• M22: 15,987,973 km (0.082 R)
• M23: 22,233,834 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.9

Radius: 10

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.9 AU - 4.22 AU

Year: 4556 Days

Day: 12.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 72,244,022 km

• M1: 176,376 km (0.1 R)
• M2: 740,210 km (0.111 R)
• M3: 1,916,947 km (0.12 R)
• M4: 2,890,979 km (0.12 R)
• M5: 4,498,707 km (0.118 R)
• M6: 6,364,641 km (0.059 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 659

Radius: 5.1

Gravity: 25.34 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 8.11 AU - 10.25 AU

Year: 18865 Days

Day: 18.5 Hours

Environment

Temp: -237 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 72,244,022 km

• M1: 65,823 km (0.12 R)
• M2: 513,121 km (0.082 R)
• M3: 1,137,991 km (0.119 R)
• M4: 1,787,695 km (0.063 R)
• M5: 2,587,295 km (0.102 R)
• M6: 2,850,587 km (0.105 R)
• M7: 3,375,227 km (0.11 R)
• M8: 3,930,983 km (0.097 R)
• M9: 7,509,664 km (0.118 R)
• M10: 8,555,353 km (0.116 R)
• M11: 8,765,089 km (0.045 R)
• M12: 13,714,235 km (0.036 R)
• M13: 14,588,336 km (0.107 R)
• M14: 18,457,984 km (0.087 R)
• M15: 21,099,284 km (0.091 R)
• M16: 28,258,439 km (0.097 R)
• M17: 28,723,838 km (0.107 R)
• M18: 29,194,324 km (0.05 R)
• M19: 31,999,733 km (0.093 R)
• M20: 34,581,044 km (0.096 R)
• M21: 35,786,653 km (0.067 R)
• M22: 39,281,858 km (0.062 R)
• M23: 40,299,871 km (0.061 R)
• M24: 40,593,981 km (0.11 R)
• M25: 40,889,436 km (0.111 R)
• M26: 41,335,388 km (0.076 R)
• M27: 41,634,434 km (0.11 R)
• M28: 51,984,662 km (0.056 R)
• M29: 53,211,065 km (0.095 R)
• M30: 57,005,914 km (0.108 R)
• M31: 57,562,269 km (0.079 R)
• M32: 65,331,335 km (0.059 R)
• M33: 71,166,699 km (0.069 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 477 - 13,817 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit