🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.3

Radius: 10.3

Gravity: 7.02 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.66 AU - 0.7 AU

Year: 362 Days

Day: 14 Hours

Environment

Temp: -128 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 29,080,523 km

• M1: 129,103 km (0.098 R)
• M2: 475,272 km (0.113 R)
• M3: 868,416 km (0.06 R)
• M4: 1,253,929 km (0.1 R)
• M5: 1,614,460 km (0.042 R)
• M6: 1,941,780 km (0.067 R)
• M7: 2,402,991 km (0.116 R)
• M8: 3,248,667 km (0.073 R)
• M9: 3,864,861 km (0.03 R)
• M10: 4,322,182 km (0.054 R)
• M11: 5,023,048 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 138.1

Radius: 14.3

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.29 AU - 1.93 AU

Year: 1319 Days

Day: 10.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 29,080,523 km

• M1: 177,872 km (0.104 R)
• M2: 944,112 km (0.079 R)
• M3: 1,500,616 km (0.118 R)
• M4: 2,411,966 km (0.11 R)
• M5: 2,863,004 km (0.066 R)
• M6: 3,562,524 km (0.113 R)
• M7: 4,269,822 km (0.056 R)
• M8: 4,970,389 km (0.089 R)
• M9: 6,231,200 km (0.114 R)
• M10: 6,722,779 km (0.05 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 645.5

Radius: 9.9

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.16 AU - 3.12 AU

Year: 2770 Days

Day: 5.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 29,080,523 km

• M1: 123,418 km (0.106 R)
• M2: 731,683 km (0.119 R)
• M3: 1,152,951 km (0.053 R)
• M4: 1,689,858 km (0.119 R)
• M5: 2,004,761 km (0.073 R)
• M6: 2,386,984 km (0.072 R)
• M7: 3,213,213 km (0.047 R)
• M8: 3,778,842 km (0.069 R)
• M9: 4,198,614 km (0.115 R)
• M10: 5,423,222 km (0.11 R)
• M11: 6,011,590 km (0.103 R)
• M12: 7,654,025 km (0.09 R)
• M13: 9,324,435 km (0.115 R)
• M14: 10,552,335 km (0.031 R)
• M15: 12,482,746 km (0.112 R)
• M16: 12,877,534 km (0.086 R)
• M17: 15,027,705 km (0.098 R)
• M18: 15,424,737 km (0.079 R)
• M19: 16,605,214 km (0.074 R)
• M20: 18,122,436 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.3

Radius: 10.1

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 3.24 AU - 5.1 AU

Year: 5498 Days

Day: 10.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,080,523 km

• M1: 126,859 km (0.117 R)
• M2: 465,997 km (0.071 R)
• M3: 818,151 km (0.083 R)
• M4: 1,231,190 km (0.115 R)
• M5: 1,908,420 km (0.049 R)
• M6: 2,325,200 km (0.053 R)
• M7: 2,725,972 km (0.077 R)
• M8: 3,223,385 km (0.083 R)
• M9: 4,032,560 km (0.099 R)
• M10: 5,468,700 km (0.098 R)
• M11: 7,308,454 km (0.095 R)
• M12: 7,920,310 km (0.062 R)
• M13: 8,766,286 km (0.053 R)
• M14: 9,246,345 km (0.079 R)
• M15: 10,184,174 km (0.068 R)
• M16: 11,184,086 km (0.117 R)
• M17: 16,610,600 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349.2

Radius: 9.2

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 5.25 AU - 5.37 AU

Year: 7901 Days

Day: 8.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 154.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 29,080,523 km

• M1: 115,340 km (0.116 R)
• M2: 461,659 km (0.044 R)
• M3: 763,398 km (0.075 R)
• M4: 1,351,467 km (0.08 R)
• M5: 1,766,152 km (0.076 R)
• M6: 2,201,482 km (0.077 R)
• M7: 2,635,466 km (0.04 R)
• M8: 3,085,905 km (0.038 R)
• M9: 5,422,324 km (0.08 R)
• M10: 6,090,129 km (0.116 R)
• M11: 6,509,901 km (0.103 R)
• M12: 7,371,435 km (0.109 R)
• M13: 7,662,702 km (0.106 R)
• M14: 7,999,597 km (0.071 R)
• M15: 9,446,956 km (0.094 R)
• M16: 10,277,673 km (0.094 R)
• M17: 12,034,102 km (0.112 R)
• M18: 12,904,612 km (0.088 R)
• M19: 17,062,236 km (0.114 R)
• M20: 18,692,852 km (0.097 R)
• M21: 19,442,188 km (0.088 R)
• M22: 19,929,428 km (0.1 R)
• M23: 21,810,771 km (0.119 R)
• M24: 23,966,177 km (0.112 R)
• M25: 25,756,265 km (0.104 R)
• M26: 27,372,670 km (0.079 R)
• M27: 29,327,466 km (0.116 R)
• M28: 30,153,246 km (0.099 R)
• M29: 31,278,372 km (0.114 R)
• M30: 32,140,504 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.8

Radius: 11.6

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 5.55 AU - 6.09 AU

Year: 9066 Days

Day: 14.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 29,080,523 km

• M1: 144,362 km (0.111 R)
• M2: 538,702 km (0.097 R)
• M3: 990,637 km (0.109 R)
• M4: 1,742,217 km (0.118 R)
• M5: 2,324,302 km (0.088 R)
• M6: 3,276,493 km (0.045 R)
• M7: 3,729,026 km (0.049 R)
• M8: 4,415,980 km (0.049 R)
• M9: 7,068,200 km (0.096 R)
• M10: 9,844,886 km (0.111 R)
• M11: 10,999,782 km (0.099 R)
• M12: 12,639,225 km (0.114 R)
• M13: 14,002,211 km (0.094 R)
• M14: 16,740,451 km (0.071 R)
• M15: 18,162,229 km (0.091 R)
• M16: 18,902,589 km (0.112 R)
• M17: 20,128,842 km (0.082 R)
• M18: 20,681,756 km (0.112 R)
• M19: 22,654,802 km (0.095 R)
• M20: 25,384,963 km (0.081 R)
• M21: 28,524,724 km (0.062 R)
• M22: 31,174,102 km (0.087 R)
• M23: 31,595,818 km (0.09 R)
• M24: 39,360,397 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 125.9

Radius: 6.2

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 6.18 AU - 7.08 AU

Year: 11023 Days

Day: 22.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 29,080,523 km

• M1: 88,412 km (0.111 R)
• M2: 292,165 km (0.069 R)
• M3: 635,342 km (0.091 R)
• M4: 1,018,612 km (0.11 R)
• M5: 2,974,454 km (0.03 R)
• M6: 4,444,104 km (0.032 R)
• M7: 5,143,324 km (0.078 R)
• M8: 6,373,168 km (0.058 R)
• M9: 8,190,184 km (0.051 R)
• M10: 13,112,852 km (0.102 R)
• M11: 15,662,598 km (0.09 R)
• M12: 20,661,710 km (0.098 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 373 - 12,235 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit