🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154.7

Radius: 12.8

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.69 AU - 1.95 AU

Year: 1585 Days

Day: 13.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 83,059,061 km

• M1: 159,621 km (0.045 R)
• M2: 3,149,783 km (0.116 R)
• M3: 3,727,530 km (0.091 R)
• M4: 4,455,473 km (0.078 R)
• M5: 5,571,174 km (0.032 R)
• M6: 6,930,421 km (0.038 R)
• M7: 7,770,263 km (0.059 R)
• M8: 8,227,284 km (0.074 R)

Asteroid Belt

Center: 2.35 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.8

Radius: 14

Gravity: 2.14 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.26 AU - 3.48 AU

Year: 3139 Days

Day: 5.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,059,061 km

• M1: 176,376 km (0.07 R)
• M2: 667,207 km (0.054 R)
• M3: 1,245,701 km (0.054 R)
• M4: 1,707,809 km (0.118 R)
• M5: 2,299,768 km (0.053 R)
• M6: 2,979,541 km (0.036 R)
• M7: 3,588,554 km (0.075 R)
• M8: 4,361,825 km (0.06 R)
• M9: 4,922,368 km (0.101 R)
• M10: 5,752,936 km (0.033 R)
• M11: 7,186,682 km (0.111 R)
• M12: 8,982,155 km (0.084 R)
• M13: 10,223,518 km (0.069 R)
• M14: 10,674,556 km (0.099 R)
• M15: 12,528,522 km (0.11 R)
• M16: 13,045,533 km (0.064 R)
• M17: 14,214,939 km (0.118 R)
• M18: 14,730,304 km (0.117 R)
• M19: 15,649,882 km (0.082 R)
• M20: 16,813,903 km (0.109 R)
• M21: 18,362,989 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.6

Radius: 14.5

Gravity: 2.48 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.91 AU - 4.65 AU

Year: 4745 Days

Day: 6 Hours

Environment

Temp: -204 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 83,059,061 km

• M1: 180,714 km (0.1 R)
• M2: 760,855 km (0.118 R)
• M3: 1,294,919 km (0.118 R)
• M4: 1,835,267 km (0.102 R)
• M5: 2,342,403 km (0.082 R)
• M6: 3,647,645 km (0.036 R)
• M7: 4,604,772 km (0.079 R)
• M8: 6,392,616 km (0.064 R)
• M9: 7,818,733 km (0.098 R)
• M10: 8,570,163 km (0.094 R)
• M11: 10,984,972 km (0.113 R)
• M12: 12,828,317 km (0.044 R)
• M13: 14,445,320 km (0.091 R)
• M14: 14,977,589 km (0.091 R)
• M15: 15,633,576 km (0.09 R)
• M16: 18,020,560 km (0.057 R)
• M17: 19,784,318 km (0.107 R)
• M18: 21,180,964 km (0.031 R)
• M19: 21,799,252 km (0.099 R)
• M20: 26,312,620 km (0.029 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 835.4

Radius: 10.8

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 4.61 AU - 5.85 AU

Year: 7723 Days

Day: 7.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 83,059,061 km

• M1: 134,638 km (0.088 R)
• M2: 863,778 km (0.112 R)
• M3: 1,365,529 km (0.05 R)
• M4: 2,206,868 km (0.081 R)
• M5: 2,567,548 km (0.082 R)
• M6: 3,433,122 km (0.025 R)
• M7: 3,921,110 km (0.036 R)
• M8: 4,567,373 km (0.119 R)
• M9: 5,378,043 km (0.037 R)
• M10: 5,868,276 km (0.038 R)
• M11: 6,317,069 km (0.085 R)
• M12: 8,693,431 km (0.109 R)
• M13: 10,475,292 km (0.081 R)
• M14: 11,881,212 km (0.039 R)
• M15: 12,657,925 km (0.062 R)
• M16: 17,760,409 km (0.066 R)
• M17: 20,921,711 km (0.049 R)
• M18: 22,053,868 km (0.111 R)
• M19: 23,397,257 km (0.09 R)
• M20: 24,616,778 km (0.107 R)
• M21: 24,972,821 km (0.115 R)
• M22: 26,431,849 km (0.067 R)
• M23: 35,826,596 km (0.064 R)
• M24: 36,977,901 km (0.11 R)
• M25: 37,680,412 km (0.11 R)
• M26: 38,630,957 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 43.3

Radius: 4.8

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 5.17 AU - 8.39 AU

Year: 11399 Days

Day: 17.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 83,059,061 km

• M1: 61,934 km (0.081 R)
• M2: 1,004,998 km (0.109 R)
• M3: 1,409,362 km (0.082 R)
• M4: 2,162,138 km (0.075 R)
• M5: 3,031,750 km (0.078 R)
• M6: 3,649,889 km (0.082 R)
• M7: 4,219,109 km (0.103 R)
• M8: 5,765,203 km (0.074 R)
• M9: 8,789,473 km (0.113 R)
• M10: 9,994,933 km (0.093 R)
• M11: 10,302,955 km (0.086 R)
• M12: 11,100,910 km (0.057 R)
• M13: 11,431,222 km (0.096 R)
• M14: 12,025,126 km (0.105 R)
• M15: 15,306,555 km (0.06 R)
• M16: 15,871,137 km (0.042 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 734.3

Radius: 3.2

Gravity: 71.71 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 9.35 AU - 11.69 AU

Year: 22031 Days

Day: 17.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 83,059,061 km

• M1: 39,793 km (0.107 R)
• M2: 243,994 km (0.052 R)
• M3: 447,597 km (0.097 R)
• M4: 618,288 km (0.094 R)
• M5: 972,835 km (0.083 R)
• M6: 2,258,928 km (0.034 R)
• M7: 2,734,799 km (0.115 R)
• M8: 3,050,450 km (0.076 R)
• M9: 3,389,888 km (0.051 R)
• M10: 7,554,543 km (0.086 R)
• M11: 11,117,366 km (0.097 R)
• M12: 11,578,726 km (0.099 R)
• M13: 14,697,542 km (0.056 R)
• M14: 17,090,210 km (0.112 R)
• M15: 22,733,940 km (0.084 R)
• M16: 23,156,105 km (0.095 R)
• M17: 24,125,200 km (0.077 R)
• M18: 27,431,163 km (0.118 R)
• M19: 33,817,795 km (0.117 R)
• M20: 43,347,629 km (0.062 R)
• M21: 43,671,209 km (0.099 R)
• M22: 52,294,030 km (0.079 R)
• M23: 54,708,241 km (0.069 R)
• M24: 66,816,991 km (0.117 R)
• M25: 68,336,158 km (0.08 R)
• M26: 82,561,868 km (0.053 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 547 - 13,614 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit