🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.1

Radius: 13.4

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.61 AU - 0.77 AU

Year: 376 Days

Day: 6.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 38,668,826 km

• M1: 166,652 km (0.076 R)
• M2: 637,586 km (0.044 R)
• M3: 1,108,819 km (0.089 R)
• M4: 1,645,726 km (0.081 R)
• M5: 2,119,951 km (0.103 R)
• M6: 3,058,229 km (0.095 R)
• M7: 3,640,913 km (0.071 R)
• M8: 4,204,299 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490

Radius: 10.6

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.64 AU - 1 AU

Year: 487 Days

Day: 13.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 38,668,826 km

• M1: 131,945 km (0.111 R)
• M2: 607,667 km (0.095 R)
• M3: 940,073 km (0.102 R)
• M4: 1,535,173 km (0.085 R)
• M5: 1,919,341 km (0.118 R)
• M6: 2,395,361 km (0.053 R)
• M7: 3,100,416 km (0.071 R)
• M8: 3,660,062 km (0.095 R)
• M9: 4,244,840 km (0.101 R)
• M10: 5,151,552 km (0.114 R)
• M11: 5,568,182 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 566.6

Radius: 8.3

Gravity: 8.22 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.86 AU - 1.44 AU

Year: 809 Days

Day: 11.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 38,668,826 km

• M1: 103,372 km (0.11 R)
• M2: 378,183 km (0.082 R)
• M3: 684,560 km (0.114 R)
• M4: 1,063,491 km (0.104 R)
• M5: 1,369,120 km (0.108 R)
• M6: 1,650,962 km (0.097 R)
• M7: 1,962,425 km (0.12 R)
• M8: 2,930,323 km (0.101 R)
• M9: 3,554,595 km (0.092 R)
• M10: 4,233,171 km (0.055 R)
• M11: 5,136,892 km (0.067 R)
• M12: 5,768,494 km (0.051 R)
• M13: 6,555,678 km (0.113 R)
• M14: 7,366,798 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.6

Radius: 14.9

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.16 AU - 2.5 AU

Year: 2333 Days

Day: 14.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 38,668,826 km

• M1: 185,651 km (0.068 R)
• M2: 739,911 km (0.088 R)
• M3: 1,491,042 km (0.085 R)
• M4: 2,017,926 km (0.085 R)
• M5: 2,629,931 km (0.096 R)
• M6: 4,122,469 km (0.082 R)
• M7: 5,162,174 km (0.099 R)
• M8: 6,173,156 km (0.078 R)
• M9: 6,778,280 km (0.1 R)
• M10: 7,590,147 km (0.066 R)
• M11: 8,710,934 km (0.112 R)
• M12: 9,408,808 km (0.067 R)
• M13: 11,880,315 km (0.116 R)
• M14: 12,422,458 km (0.104 R)
• M15: 13,808,033 km (0.09 R)
• M16: 14,494,687 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.7

Radius: 8.1

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 3.61 AU - 3.79 AU

Year: 4669 Days

Day: 5.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 38,668,826 km

• M1: 109,655 km (0.101 R)
• M2: 409,449 km (0.12 R)
• M3: 854,204 km (0.088 R)
• M4: 1,135,897 km (0.085 R)
• M5: 1,455,587 km (0.103 R)
• M6: 1,835,267 km (0.12 R)
• M7: 2,656,110 km (0.082 R)
• M8: 3,399,612 km (0.082 R)
• M9: 6,283,709 km (0.066 R)
• M10: 6,601,455 km (0.111 R)
• M11: 7,619,768 km (0.112 R)
• M12: 8,034,004 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 875.6

Radius: 10.7

Gravity: 7.65 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 4.06 AU - 5.08 AU

Year: 6409 Days

Day: 10.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 38,668,826 km

• M1: 133,142 km (0.061 R)
• M2: 469,887 km (0.031 R)
• M3: 818,151 km (0.108 R)
• M4: 1,248,095 km (0.087 R)
• M5: 2,247,558 km (0.074 R)
• M6: 2,750,357 km (0.115 R)
• M7: 3,691,627 km (0.085 R)
• M8: 4,185,300 km (0.12 R)
• M9: 4,529,375 km (0.057 R)
• M10: 5,008,088 km (0.069 R)
• M11: 5,677,538 km (0.058 R)
• M12: 6,234,790 km (0.112 R)
• M13: 7,232,159 km (0.103 R)
• M14: 8,087,859 km (0.066 R)
• M15: 8,751,475 km (0.094 R)
• M16: 9,496,174 km (0.027 R)
• M17: 11,011,750 km (0.107 R)
• M18: 12,143,308 km (0.092 R)
• M19: 13,925,467 km (0.102 R)
• M20: 15,185,829 km (0.073 R)
• M21: 16,196,064 km (0.06 R)
• M22: 17,863,332 km (0.088 R)
• M23: 19,350,036 km (0.103 R)
• M24: 23,632,125 km (0.088 R)
• M25: 25,508,980 km (0.093 R)
• M26: 26,215,531 km (0.07 R)
• M27: 28,981,446 km (0.086 R)
• M28: 29,460,608 km (0.088 R)
• M29: 33,068,460 km (0.043 R)
• M30: 37,979,309 km (0.09 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 13,997 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit