🌌 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: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.8

Radius: 10.4

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.51 AU - 0.83 AU

Year: 379 Days

Day: 7.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 76,217,483 km

• M1: 129,402 km (0.108 R)
• M2: 611,556 km (0.076 R)
• M3: 1,195,885 km (0.049 R)
• M4: 1,710,053 km (0.099 R)
• M5: 2,149,422 km (0.068 R)
• M6: 2,935,858 km (0.11 R)
• M7: 3,428,185 km (0.105 R)
• M8: 4,435,577 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.6

Radius: 9.6

Gravity: 6.05 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.56 AU - 0.88 AU

Year: 422 Days

Day: 9.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 76,217,483 km

• M1: 119,379 km (0.101 R)
• M2: 543,938 km (0.113 R)
• M3: 913,295 km (0.1 R)
• M4: 1,293,722 km (0.114 R)
• M5: 1,721,423 km (0.066 R)
• M6: 2,106,936 km (0.097 R)
• M7: 2,428,871 km (0.087 R)
• M8: 3,064,662 km (0.056 R)
• M9: 3,422,201 km (0.069 R)
• M10: 3,757,899 km (0.037 R)
• M11: 4,371,100 km (0.104 R)
• M12: 4,709,191 km (0.108 R)
• M13: 5,064,786 km (0.092 R)
• M14: 5,374,752 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180.4

Radius: 9.5

Gravity: 2 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.78 AU - 1.24 AU

Year: 701 Days

Day: 7.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 76,217,483 km

• M1: 118,182 km (0.097 R)
• M2: 418,575 km (0.117 R)
• M3: 811,120 km (0.104 R)
• M4: 1,565,542 km (0.119 R)
• M5: 1,898,846 km (0.113 R)
• M6: 2,332,081 km (0.101 R)
• M7: 2,740,932 km (0.097 R)
• M8: 3,153,822 km (0.109 R)
• M9: 3,572,397 km (0.113 R)
• M10: 4,027,773 km (0.068 R)
• M11: 4,790,423 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.8

Radius: 13.9

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.49 AU - 3.93 AU

Year: 4933 Days

Day: 13 Hours

Environment

Temp: -210 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 76,217,483 km

• M1: 174,132 km (0.043 R)
• M2: 656,735 km (0.106 R)
• M3: 1,238,521 km (0.11 R)
• M4: 2,121,597 km (0.118 R)
• M5: 2,819,920 km (0.115 R)
• M6: 3,957,612 km (0.086 R)
• M7: 4,800,147 km (0.114 R)
• M8: 5,251,633 km (0.103 R)
• M9: 6,998,787 km (0.113 R)
• M10: 9,144,170 km (0.111 R)
• M11: 10,997,837 km (0.043 R)
• M12: 13,381,978 km (0.102 R)
• M13: 14,333,421 km (0.116 R)
• M14: 14,799,717 km (0.064 R)
• M15: 17,343,031 km (0.107 R)
• M16: 20,489,523 km (0.077 R)
• M17: 21,015,509 km (0.118 R)
• M18: 22,094,558 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.1

Radius: 13.8

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 5 AU - 5.4 AU

Year: 8185 Days

Day: 8.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,217,483 km

• M1: 171,738 km (0.097 R)
• M2: 603,777 km (0.068 R)
• M3: 1,058,555 km (0.116 R)
• M4: 1,688,511 km (0.115 R)
• M5: 2,131,022 km (0.106 R)
• M6: 2,634,119 km (0.049 R)
• M7: 3,258,541 km (0.098 R)
• M8: 3,790,361 km (0.078 R)
• M9: 4,590,111 km (0.095 R)
• M10: 5,652,256 km (0.042 R)
• M11: 6,732,353 km (0.053 R)
• M12: 8,916,482 km (0.094 R)
• M13: 15,054,034 km (0.038 R)
• M14: 16,221,944 km (0.07 R)
• M15: 17,185,953 km (0.06 R)
• M16: 19,299,023 km (0.093 R)
• M17: 21,504,096 km (0.111 R)
• M18: 24,118,318 km (0.036 R)
• M19: 26,937,789 km (0.06 R)
• M20: 32,918,862 km (0.117 R)
• M21: 35,947,770 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 975.2

Radius: 5.1

Gravity: 37.49 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 7.8 AU - 9 AU

Year: 16805 Days

Day: 22.5 Hours

Environment

Temp: -239 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,217,483 km

• M1: 63,429 km (0.096 R)
• M2: 430,991 km (0.114 R)
• M3: 672,592 km (0.108 R)
• M4: 1,129,464 km (0.108 R)
• M5: 1,371,214 km (0.096 R)
• M6: 1,939,985 km (0.06 R)
• M7: 2,653,567 km (0.115 R)
• M8: 4,864,474 km (0.114 R)
• M9: 6,118,254 km (0.059 R)
• M10: 6,819,569 km (0.083 R)
• M11: 7,671,080 km (0.114 R)
• M12: 8,173,579 km (0.108 R)
• M13: 22,559,957 km (0.08 R)
• M14: 23,484,323 km (0.093 R)
• M15: 32,190,919 km (0.101 R)
• M16: 32,707,630 km (0.051 R)
• M17: 33,625,413 km (0.073 R)
• M18: 34,965,959 km (0.085 R)
• M19: 38,183,510 km (0.075 R)
• M20: 45,039,281 km (0.054 R)
• M21: 54,294,453 km (0.115 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 474 - 19,261 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit