🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 127.4

Radius: 8.3

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.66 AU - 0.88 AU

Year: 458 Days

Day: 7.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 47,983,351 km

• M1: 103,223 km (0.106 R)
• M2: 381,175 km (0.115 R)
• M3: 1,274,574 km (0.09 R)
• M4: 2,125,935 km (0.101 R)
• M5: 3,028,011 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.4

Radius: 13.4

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1 AU - 1.26 AU

Year: 815 Days

Day: 12.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,983,351 km

• M1: 167,101 km (0.079 R)
• M2: 660,475 km (0.104 R)
• M3: 1,114,953 km (0.092 R)
• M4: 1,988,754 km (0.099 R)
• M5: 2,463,727 km (0.113 R)
• M6: 3,718,405 km (0.088 R)
• M7: 4,225,841 km (0.119 R)
• M8: 6,976,347 km (0.087 R)
• M9: 7,799,883 km (0.085 R)
• M10: 8,459,460 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201.8

Radius: 12.9

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.46 AU - 2.9 AU

Year: 2976 Days

Day: 6.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,983,351 km

• M1: 160,369 km (0.079 R)
• M2: 608,115 km (0.059 R)
• M3: 1,224,309 km (0.063 R)
• M4: 1,744,162 km (0.117 R)
• M5: 2,159,595 km (0.102 R)
• M6: 2,736,145 km (0.089 R)
• M7: 3,445,837 km (0.088 R)
• M8: 4,182,906 km (0.09 R)
• M9: 4,599,387 km (0.069 R)
• M10: 5,064,486 km (0.085 R)
• M11: 5,472,440 km (0.114 R)
• M12: 6,066,343 km (0.116 R)
• M13: 7,037,832 km (0.108 R)
• M14: 7,602,414 km (0.072 R)
• M15: 8,255,409 km (0.119 R)
• M16: 9,384,125 km (0.1 R)
• M17: 10,509,699 km (0.041 R)
• M18: 11,069,494 km (0.104 R)
• M19: 12,479,604 km (0.079 R)
• M20: 13,067,972 km (0.116 R)
• M21: 13,470,391 km (0.08 R)
• M22: 13,922,775 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.2

Radius: 14.4

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.22 AU - 3.7 AU

Year: 3454 Days

Day: 10 Hours

Environment

Temp: -210 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 47,983,351 km

• M1: 179,069 km (0.076 R)
• M2: 661,372 km (0.032 R)
• M3: 2,200,585 km (0.113 R)
• M4: 2,779,977 km (0.116 R)
• M5: 3,771,213 km (0.117 R)
• M6: 4,294,656 km (0.052 R)
• M7: 4,818,847 km (0.064 R)
• M8: 5,463,165 km (0.109 R)
• M9: 6,192,604 km (0.072 R)
• M10: 6,894,816 km (0.093 R)
• M11: 7,682,150 km (0.114 R)
• M12: 9,103,030 km (0.034 R)
• M13: 9,856,705 km (0.098 R)
• M14: 12,370,098 km (0.082 R)
• M15: 15,232,803 km (0.052 R)
• M16: 16,680,013 km (0.115 R)
• M17: 17,238,761 km (0.101 R)
• M18: 18,809,838 km (0.12 R)
• M19: 19,971,316 km (0.077 R)
• M20: 20,601,721 km (0.057 R)
• M21: 21,703,659 km (0.098 R)
• M22: 22,437,287 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 338.3

Radius: 7.1

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 4.8 AU - 7.98 AU

Year: 10956 Days

Day: 17.4 Hours

Environment

Temp: -238 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 47,983,351 km

• M1: 88,562 km (0.094 R)
• M2: 471,084 km (0.073 R)
• M3: 1,098,946 km (0.082 R)
• M4: 1,585,289 km (0.097 R)
• M5: 2,310,390 km (0.117 R)
• M6: 2,545,707 km (0.08 R)
• M7: 3,605,009 km (0.051 R)
• M8: 4,559,444 km (0.049 R)
• M9: 5,355,305 km (0.114 R)
• M10: 7,106,348 km (0.096 R)
• M11: 8,008,722 km (0.102 R)
• M12: 8,809,968 km (0.116 R)
• M13: 10,230,400 km (0.046 R)
• M14: 10,522,116 km (0.083 R)
• M15: 11,224,029 km (0.035 R)
• M16: 12,226,335 km (0.069 R)
• M17: 13,058,697 km (0.089 R)
• M18: 13,692,693 km (0.102 R)
• M19: 14,346,885 km (0.087 R)
• M20: 16,567,815 km (0.118 R)
• M21: 17,379,233 km (0.057 R)
• M22: 19,008,205 km (0.079 R)
• M23: 21,918,033 km (0.072 R)
• M24: 24,415,420 km (0.115 R)
• M25: 24,675,122 km (0.118 R)
• M26: 25,732,479 km (0.034 R)
• M27: 26,819,757 km (0.106 R)
• M28: 32,404,993 km (0.099 R)
• M29: 33,246,182 km (0.119 R)
• M30: 35,081,897 km (0.116 R)
• M31: 37,787,076 km (0.056 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 485.7

Radius: 3.4

Gravity: 42.02 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 5.2 AU - 8.3 AU

Year: 11895 Days

Day: 20.4 Hours

Environment

Temp: -239 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,983,351 km

• M1: 42,336 km (0.069 R)
• M2: 200,910 km (0.054 R)
• M3: 455,376 km (0.053 R)
• M4: 617,989 km (0.052 R)
• M5: 837,150 km (0.078 R)
• M6: 1,223,711 km (0.079 R)
• M7: 1,926,521 km (0.06 R)
• M8: 4,410,893 km (0.076 R)
• M9: 5,751,889 km (0.082 R)
• M10: 6,628,831 km (0.12 R)
• M11: 9,838,454 km (0.098 R)
• M12: 10,191,804 km (0.106 R)
• M13: 12,201,801 km (0.068 R)
• M14: 14,721,029 km (0.109 R)
• M15: 19,785,964 km (0.077 R)
• M16: 25,614,596 km (0.086 R)
• M17: 26,378,892 km (0.085 R)
• M18: 27,553,534 km (0.117 R)
• M19: 30,006,640 km (0.097 R)
• M20: 32,379,861 km (0.1 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 163 - 19,790 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit