🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.3

Radius: 13.1

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.25 AU - 1.39 AU

Year: 1029 Days

Day: 13.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 58,215,786 km

• M1: 163,211 km (0.115 R)
• M2: 586,124 km (0.112 R)
• M3: 1,006,644 km (0.093 R)
• M4: 1,562,101 km (0.091 R)
• M5: 2,487,065 km (0.094 R)
• M6: 3,288,311 km (0.096 R)
• M7: 4,255,162 km (0.12 R)
• M8: 4,848,766 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.6

Radius: 11.3

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.38 AU - 1.54 AU

Year: 1197 Days

Day: 13.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 58,215,786 km

• M1: 140,472 km (0.082 R)
• M2: 819,946 km (0.099 R)
• M3: 1,279,660 km (0.08 R)
• M4: 1,698,085 km (0.102 R)
• M5: 2,141,643 km (0.117 R)
• M6: 2,967,423 km (0.12 R)
• M7: 3,492,512 km (0.099 R)
• M8: 4,200,409 km (0.078 R)
• M9: 4,806,729 km (0.111 R)
• M10: 5,428,458 km (0.101 R)
• M11: 6,058,115 km (0.094 R)
• M12: 6,735,794 km (0.107 R)
• M13: 7,620,216 km (0.103 R)
• M14: 9,194,136 km (0.099 R)
• M15: 10,974,649 km (0.063 R)
• M16: 11,663,099 km (0.055 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.8

Radius: 13.7

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.76 AU - 1.82 AU

Year: 1624 Days

Day: 10.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 58,215,786 km

• M1: 170,542 km (0.054 R)
• M2: 615,894 km (0.11 R)
• M3: 1,049,130 km (0.115 R)
• M4: 3,082,763 km (0.12 R)
• M5: 3,876,081 km (0.027 R)
• M6: 4,321,882 km (0.067 R)
• M7: 5,497,722 km (0.069 R)
• M8: 6,185,573 km (0.091 R)
• M9: 7,478,248 km (0.037 R)
• M10: 8,384,512 km (0.117 R)
• M11: 9,103,479 km (0.035 R)
• M12: 10,451,356 km (0.041 R)
• M13: 12,083,618 km (0.094 R)
• M14: 12,717,465 km (0.075 R)
• M15: 13,373,451 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.4

Radius: 13.7

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.81 AU - 2.27 AU

Year: 1976 Days

Day: 14.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 58,215,786 km

• M1: 170,392 km (0.108 R)
• M2: 742,454 km (0.096 R)
• M3: 1,843,345 km (0.081 R)
• M4: 2,437,697 km (0.044 R)
• M5: 3,171,325 km (0.09 R)
• M6: 3,719,901 km (0.083 R)
• M7: 4,251,422 km (0.11 R)
• M8: 4,730,135 km (0.052 R)
• M9: 5,337,353 km (0.114 R)
• M10: 6,262,316 km (0.073 R)

Asteroid Belt

Center: 5.93 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 9.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 486.6

Radius: 5.6

Gravity: 15.52 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 7.95 AU - 11.69 AU

Year: 20872 Days

Day: 22.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 58,215,786 km

• M1: 70,012 km (0.053 R)
• M2: 269,426 km (0.051 R)
• M3: 443,558 km (0.11 R)
• M4: 627,862 km (0.032 R)
• M5: 1,397,843 km (0.119 R)
• M6: 1,585,139 km (0.074 R)
• M7: 2,313,531 km (0.084 R)
• M8: 4,337,590 km (0.06 R)
• M9: 4,878,985 km (0.099 R)
• M10: 6,513,491 km (0.084 R)
• M11: 7,642,955 km (0.115 R)
• M12: 7,883,658 km (0.088 R)
• M13: 8,279,195 km (0.116 R)
• M14: 8,897,333 km (0.118 R)
• M15: 11,998,796 km (0.086 R)
• M16: 12,789,571 km (0.11 R)
• M17: 16,380,368 km (0.042 R)
• M18: 17,518,060 km (0.079 R)
• M19: 18,534,129 km (0.062 R)
• M20: 19,768,611 km (0.115 R)
• M21: 21,151,045 km (0.112 R)
• M22: 25,898,533 km (0.108 R)
• M23: 27,215,443 km (0.111 R)
• M24: 27,439,092 km (0.094 R)
• M25: 39,252,387 km (0.087 R)
• M26: 40,258,283 km (0.076 R)
• M27: 40,987,124 km (0.096 R)
• M28: 42,022,341 km (0.105 R)
• M29: 44,144,836 km (0.085 R)
• M30: 51,279,457 km (0.108 R)
• M31: 53,876,925 km (0.12 R)
• M32: 67,777,410 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 274.1

Radius: 5

Gravity: 10.96 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 7.44 AU - 12.38 AU

Year: 21159 Days

Day: 16.3 Hours

Environment

Temp: -237 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 58,215,786 km

• M1: 68,665 km (0.09 R)
• M2: 1,037,910 km (0.102 R)
• M3: 2,450,114 km (0.078 R)
• M4: 2,620,207 km (0.075 R)
• M5: 3,380,762 km (0.108 R)
• M6: 3,728,428 km (0.054 R)
• M7: 28,408,785 km (0.115 R)
• M8: 30,625,227 km (0.058 R)
• M9: 37,700,010 km (0.072 R)
• M10: 39,827,441 km (0.04 R)
• M11: 51,512,830 km (0.094 R)
• M12: 53,301,721 km (0.078 R)
• M13: 54,628,505 km (0.114 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 400 - 11,423 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit