🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 562.1

Radius: 8.5

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.84 AU - 1.18 AU

Year: 701 Days

Day: 5.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,026,756 km

• M1: 105,915 km (0.056 R)
• M2: 403,914 km (0.1 R)
• M3: 927,058 km (0.091 R)
• M4: 1,634,656 km (0.106 R)
• M5: 2,004,312 km (0.086 R)
• M6: 2,429,021 km (0.095 R)
• M7: 3,813,848 km (0.105 R)
• M8: 4,500,054 km (0.041 R)
• M9: 4,806,580 km (0.09 R)
• M10: 5,230,989 km (0.114 R)
• M11: 5,570,277 km (0.072 R)
• M12: 6,135,757 km (0.087 R)
• M13: 6,554,032 km (0.096 R)
• M14: 7,076,578 km (0.099 R)
• M15: 7,403,299 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.7

Radius: 8.3

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.1 AU - 1.2 AU

Year: 851 Days

Day: 5.4 Hours

Environment

Temp: -180 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 69,026,756 km

• M1: 103,223 km (0.102 R)
• M2: 402,568 km (0.101 R)
• M3: 1,518,119 km (0.105 R)
• M4: 5,238,169 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.8

Radius: 14.8

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.56 AU - 2.3 AU

Year: 1851 Days

Day: 12 Hours

Environment

Temp: -210 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 69,026,756 km

• M1: 184,005 km (0.106 R)
• M2: 781,200 km (0.115 R)
• M3: 1,416,393 km (0.067 R)
• M4: 1,927,569 km (0.086 R)
• M5: 2,709,068 km (0.099 R)
• M6: 3,337,828 km (0.053 R)
• M7: 3,987,531 km (0.118 R)
• M8: 4,703,806 km (0.119 R)
• M9: 5,542,601 km (0.113 R)
• M10: 6,250,947 km (0.101 R)
• M11: 7,063,712 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.8

Radius: 14

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.62 AU - 2.24 AU

Year: 1851 Days

Day: 7.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 69,026,756 km

• M1: 176,974 km (0.041 R)
• M2: 619,485 km (0.094 R)
• M3: 2,033,633 km (0.117 R)
• M4: 2,760,829 km (0.115 R)
• M5: 5,890,416 km (0.077 R)
• M6: 6,532,640 km (0.056 R)
• M7: 9,367,220 km (0.042 R)
• M8: 12,162,008 km (0.08 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.7

Radius: 11.7

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.69 AU - 2.57 AU

Year: 2146 Days

Day: 9 Hours

Environment

Temp: -204 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 69,026,756 km

• M1: 146,307 km (0.12 R)
• M2: 1,395,449 km (0.092 R)
• M3: 1,850,825 km (0.086 R)
• M4: 2,891,727 km (0.078 R)
• M5: 3,762,536 km (0.036 R)
• M6: 4,480,456 km (0.076 R)
• M7: 7,029,155 km (0.101 R)
• M8: 7,518,789 km (0.113 R)
• M9: 8,999,210 km (0.117 R)
• M10: 11,797,288 km (0.088 R)
• M11: 13,332,312 km (0.037 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 247

Radius: 13.2

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 2.95 AU - 4.35 AU

Year: 4813 Days

Day: 8.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,026,756 km

• M1: 164,558 km (0.099 R)
• M2: 697,874 km (0.114 R)
• M3: 1,126,023 km (0.116 R)
• M4: 1,704,518 km (0.077 R)
• M5: 2,161,540 km (0.109 R)
• M6: 2,640,103 km (0.063 R)
• M7: 3,104,305 km (0.111 R)
• M8: 4,326,370 km (0.055 R)
• M9: 4,976,523 km (0.044 R)
• M10: 5,412,301 km (0.099 R)
• M11: 5,952,948 km (0.062 R)
• M12: 7,203,885 km (0.099 R)
• M13: 10,182,678 km (0.064 R)
• M14: 11,418,656 km (0.115 R)
• M15: 12,354,839 km (0.116 R)
• M16: 13,067,524 km (0.055 R)
• M17: 13,526,639 km (0.027 R)
• M18: 15,421,297 km (0.099 R)
• M19: 16,671,785 km (0.077 R)
• M20: 19,197,296 km (0.072 R)
• M21: 20,153,825 km (0.061 R)
• M22: 20,954,174 km (0.05 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 716.7

Radius: 6.6

Gravity: 16.45 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 8.23 AU - 8.63 AU

Year: 16895 Days

Day: 20 Hours

Environment

Temp: -234 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 69,026,756 km

• M1: 82,129 km (0.114 R)
• M2: 414,835 km (0.119 R)
• M3: 633,697 km (0.094 R)
• M4: 1,071,420 km (0.109 R)
• M5: 1,307,934 km (0.107 R)
• M6: 1,547,440 km (0.117 R)
• M7: 2,320,113 km (0.106 R)
• M8: 2,937,953 km (0.081 R)
• M9: 3,219,047 km (0.12 R)
• M10: 5,337,353 km (0.101 R)
• M11: 6,836,772 km (0.109 R)
• M12: 7,378,017 km (0.04 R)
• M13: 8,045,224 km (0.104 R)
• M14: 9,720,421 km (0.111 R)
• M15: 10,058,662 km (0.087 R)
• M16: 10,758,480 km (0.102 R)
• M17: 11,428,081 km (0.081 R)
• M18: 16,197,560 km (0.071 R)
• M19: 19,634,272 km (0.094 R)
• M20: 19,903,398 km (0.096 R)
• M21: 23,427,326 km (0.103 R)
• M22: 25,495,217 km (0.083 R)
• M23: 26,355,405 km (0.101 R)
• M24: 27,681,740 km (0.078 R)
• M25: 30,948,359 km (0.099 R)
• M26: 44,241,476 km (0.084 R)
• M27: 45,170,030 km (0.101 R)
• M28: 48,359,008 km (0.072 R)
• M29: 48,849,988 km (0.11 R)
• M30: 52,552,386 km (0.099 R)
• M31: 63,200,762 km (0.099 R)
• M32: 64,180,927 km (0.113 R)
• M33: 67,385,314 km (0.114 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: 266 - 10,419 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit