🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 587.2

Radius: 11.5

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.52 AU - 0.54 AU

Year: 262 Days

Day: 12.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 30,228,308 km

• M1: 143,016 km (0.116 R)
• M2: 519,703 km (0.076 R)
• M3: 942,018 km (0.066 R)
• M4: 1,409,062 km (0.106 R)
• M5: 1,789,041 km (0.064 R)
• M6: 2,154,658 km (0.118 R)
• M7: 2,964,731 km (0.093 R)
• M8: 3,599,624 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 830.1

Radius: 8.3

Gravity: 12.05 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.77 AU - 0.99 AU

Year: 560 Days

Day: 6.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 30,228,308 km

• M1: 103,821 km (0.112 R)
• M2: 638,035 km (0.119 R)
• M3: 1,053,169 km (0.1 R)
• M4: 1,490,892 km (0.079 R)
• M5: 1,930,112 km (0.06 R)
• M6: 2,654,913 km (0.108 R)
• M7: 3,165,491 km (0.051 R)
• M8: 4,443,805 km (0.068 R)
• M9: 5,078,549 km (0.032 R)
• M10: 5,606,779 km (0.041 R)
• M11: 6,981,882 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 937.6

Radius: 14.4

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.78 AU - 1.22 AU

Year: 678 Days

Day: 11.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 30,228,308 km

• M1: 179,069 km (0.085 R)
• M2: 636,389 km (0.065 R)
• M3: 1,243,757 km (0.044 R)
• M4: 1,734,887 km (0.11 R)
• M5: 2,389,078 km (0.109 R)
• M6: 3,115,525 km (0.065 R)
• M7: 3,750,568 km (0.065 R)
• M8: 4,553,011 km (0.084 R)
• M9: 5,968,805 km (0.079 R)
• M10: 6,800,719 km (0.039 R)
• M11: 7,590,895 km (0.098 R)
• M12: 8,291,312 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 860.9

Radius: 14.8

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 2.74 AU - 3.42 AU

Year: 3666 Days

Day: 14.3 Hours

Environment

Temp: -206 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 30,228,308 km

• M1: 185,651 km (0.051 R)
• M2: 657,333 km (0.114 R)
• M3: 1,121,086 km (0.104 R)
• M4: 1,732,942 km (0.118 R)
• M5: 2,204,025 km (0.106 R)
• M6: 3,336,930 km (0.107 R)
• M7: 3,862,617 km (0.108 R)
• M8: 4,633,944 km (0.113 R)
• M9: 5,479,022 km (0.086 R)
• M10: 6,186,022 km (0.108 R)
• M11: 6,921,445 km (0.099 R)
• M12: 7,410,331 km (0.061 R)
• M13: 8,494,317 km (0.103 R)
• M14: 10,169,962 km (0.081 R)
• M15: 10,803,509 km (0.099 R)
• M16: 13,455,281 km (0.084 R)
• M17: 14,692,306 km (0.05 R)
• M18: 15,283,966 km (0.096 R)
• M19: 16,003,831 km (0.108 R)
• M20: 19,558,725 km (0.098 R)
• M21: 20,942,206 km (0.114 R)
• M22: 24,422,750 km (0.075 R)
• M23: 26,261,009 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.2

Radius: 11.8

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 3.21 AU - 3.41 AU

Year: 4084 Days

Day: 13.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 49.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 30,228,308 km

• M1: 150,196 km (0.093 R)
• M2: 619,784 km (0.07 R)
• M3: 1,259,016 km (0.102 R)
• M4: 2,199,687 km (0.086 R)
• M5: 2,736,145 km (0.053 R)
• M6: 3,340,520 km (0.117 R)
• M7: 4,347,763 km (0.087 R)
• M8: 4,957,823 km (0.1 R)
• M9: 6,547,450 km (0.079 R)
• M10: 7,443,541 km (0.069 R)
• M11: 7,953,820 km (0.11 R)
• M12: 8,385,709 km (0.092 R)
• M13: 8,868,162 km (0.096 R)
• M14: 10,704,625 km (0.069 R)
• M15: 11,606,850 km (0.085 R)
• M16: 12,603,471 km (0.039 R)
• M17: 13,562,393 km (0.118 R)
• M18: 14,228,403 km (0.088 R)
• M19: 15,016,036 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.6

Radius: 14.1

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 3.45 AU - 3.77 AU

Year: 4652 Days

Day: 10.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 30,228,308 km

• M1: 175,478 km (0.049 R)
• M2: 655,837 km (0.08 R)
• M3: 1,098,647 km (0.104 R)
• M4: 1,753,586 km (0.118 R)
• M5: 3,139,311 km (0.047 R)
• M6: 4,677,028 km (0.055 R)
• M7: 5,270,183 km (0.059 R)
• M8: 6,149,220 km (0.117 R)
• M9: 7,770,562 km (0.058 R)
• M10: 9,142,823 km (0.072 R)
• M11: 10,671,115 km (0.106 R)
• M12: 11,156,710 km (0.1 R)
• M13: 11,936,564 km (0.114 R)
• M14: 14,335,515 km (0.047 R)
• M15: 16,450,679 km (0.117 R)
• M16: 17,582,986 km (0.038 R)
• M17: 18,387,224 km (0.067 R)
• M18: 19,280,622 km (0.115 R)
• M19: 19,738,093 km (0.072 R)
• M20: 21,085,221 km (0.091 R)
• M21: 25,183,156 km (0.094 R)
• M22: 26,848,031 km (0.055 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.7

Radius: 9.2

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.98 AU - 4.4 AU

Year: 5817 Days

Day: 6.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 30,228,308 km

• M1: 114,442 km (0.105 R)
• M2: 426,354 km (0.101 R)
• M3: 720,463 km (0.067 R)
• M4: 1,531,134 km (0.059 R)
• M5: 2,041,712 km (0.069 R)
• M6: 2,644,741 km (0.106 R)
• M7: 3,064,812 km (0.119 R)
• M8: 3,657,219 km (0.05 R)
• M9: 4,227,636 km (0.1 R)
• M10: 4,522,044 km (0.096 R)
• M11: 5,402,877 km (0.114 R)
• M12: 5,809,484 km (0.104 R)
• M13: 7,050,996 km (0.057 R)
• M14: 7,396,119 km (0.045 R)
• M15: 8,308,367 km (0.115 R)
• M16: 8,693,581 km (0.08 R)
• M17: 9,171,546 km (0.043 R)
• M18: 10,801,714 km (0.085 R)
• M19: 11,448,276 km (0.1 R)
• M20: 12,717,315 km (0.094 R)
• M21: 13,126,016 km (0.072 R)
• M22: 18,219,225 km (0.112 R)
• M23: 19,740,037 km (0.054 R)
• M24: 21,415,384 km (0.091 R)
• M25: 22,583,743 km (0.099 R)
• M26: 24,571,899 km (0.045 R)
• M27: 25,046,723 km (0.09 R)
• M28: 26,096,750 km (0.11 R)
• M29: 28,370,638 km (0.087 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 223 - 17,889 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit