🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483

Radius: 12.1

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.59 AU - 0.87 AU

Year: 416 Days

Day: 6.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 26,407,460 km

• M1: 151,243 km (0.078 R)
• M2: 532,120 km (0.098 R)
• M3: 1,090,568 km (0.104 R)
• M4: 1,618,948 km (0.065 R)
• M5: 2,044,853 km (0.035 R)
• M6: 2,455,499 km (0.082 R)
• M7: 2,901,301 km (0.074 R)
• M8: 3,279,335 km (0.065 R)
• M9: 4,021,340 km (0.111 R)
• M10: 4,814,807 km (0.049 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.7

Radius: 10.1

Gravity: 6.41 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.79 AU - 0.83 AU

Year: 486 Days

Day: 9 Hours

Environment

Temp: -163 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 26,407,460 km

• M1: 125,662 km (0.093 R)
• M2: 534,812 km (0.085 R)
• M3: 863,778 km (0.072 R)
• M4: 1,266,496 km (0.056 R)
• M5: 1,600,847 km (0.089 R)
• M6: 2,105,590 km (0.116 R)
• M7: 2,776,836 km (0.113 R)
• M8: 3,547,115 km (0.1 R)
• M9: 4,098,832 km (0.029 R)
• M10: 4,875,843 km (0.091 R)
• M11: 5,491,139 km (0.107 R)
• M12: 5,817,712 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.3

Radius: 14.1

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.9 AU - 1.32 AU

Year: 780 Days

Day: 14 Hours

Environment

Temp: -172 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 26,407,460 km

• M1: 176,675 km (0.109 R)
• M2: 638,484 km (0.113 R)
• M3: 1,087,277 km (0.038 R)
• M4: 1,910,514 km (0.059 R)
• M5: 2,440,839 km (0.103 R)
• M6: 3,213,362 km (0.101 R)
• M7: 3,701,650 km (0.046 R)
• M8: 4,207,590 km (0.068 R)
• M9: 5,044,739 km (0.038 R)
• M10: 5,571,473 km (0.054 R)
• M11: 6,114,065 km (0.08 R)
• M12: 7,638,916 km (0.069 R)
• M13: 8,413,085 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620.9

Radius: 11.9

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.56 AU - 1.88 AU

Year: 1504 Days

Day: 14.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 26,407,460 km

• M1: 151,393 km (0.064 R)
• M2: 601,533 km (0.101 R)
• M3: 1,055,263 km (0.077 R)
• M4: 1,618,799 km (0.103 R)
• M5: 2,123,392 km (0.037 R)
• M6: 3,330,348 km (0.088 R)
• M7: 3,727,081 km (0.041 R)
• M8: 4,317,694 km (0.044 R)
• M9: 4,771,424 km (0.066 R)
• M10: 5,194,636 km (0.097 R)
• M11: 5,842,694 km (0.113 R)
• M12: 6,890,179 km (0.118 R)
• M13: 7,274,645 km (0.109 R)
• M14: 7,673,473 km (0.107 R)
• M15: 9,731,790 km (0.09 R)
• M16: 10,515,534 km (0.082 R)
• M17: 11,061,117 km (0.118 R)
• M18: 11,733,410 km (0.104 R)
• M19: 12,888,605 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 922.8

Radius: 8.1

Gravity: 14.06 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.58 AU - 2.94 AU

Year: 3058 Days

Day: 7 Hours

Environment

Temp: -201 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 26,407,460 km

• M1: 106,962 km (0.114 R)
• M2: 391,797 km (0.054 R)
• M3: 799,750 km (0.117 R)
• M4: 1,066,184 km (0.068 R)
• M5: 1,609,224 km (0.107 R)
• M6: 1,950,457 km (0.113 R)
• M7: 2,209,112 km (0.041 R)
• M8: 2,616,616 km (0.04 R)
• M9: 3,826,564 km (0.112 R)
• M10: 4,347,763 km (0.088 R)
• M11: 5,372,808 km (0.118 R)
• M12: 5,666,169 km (0.087 R)
• M13: 7,657,167 km (0.038 R)
• M14: 8,098,182 km (0.038 R)
• M15: 9,875,105 km (0.115 R)
• M16: 11,411,475 km (0.064 R)
• M17: 11,719,048 km (0.06 R)
• M18: 12,628,753 km (0.067 R)
• M19: 13,292,968 km (0.108 R)
• M20: 13,930,404 km (0.066 R)
• M21: 16,129,493 km (0.114 R)
• M22: 17,081,982 km (0.102 R)
• M23: 17,369,210 km (0.091 R)
• M24: 17,894,299 km (0.058 R)
• M25: 18,429,710 km (0.089 R)
• M26: 19,345,997 km (0.11 R)
• M27: 21,137,282 km (0.101 R)
• M28: 22,827,438 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.1

Radius: 10.2

Gravity: 8.15 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.84 AU - 3.4 AU

Year: 3675 Days

Day: 12.3 Hours

Environment

Temp: -223 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 26,407,460 km

• M1: 130,599 km (0.075 R)
• M2: 794,664 km (0.117 R)
• M3: 1,123,779 km (0.056 R)
• M4: 1,796,222 km (0.057 R)
• M5: 2,855,375 km (0.12 R)
• M6: 4,265,035 km (0.106 R)
• M7: 6,269,796 km (0.076 R)
• M8: 9,257,565 km (0.099 R)
• M9: 10,141,838 km (0.062 R)
• M10: 11,663,398 km (0.117 R)
• M11: 13,887,619 km (0.039 R)
• M12: 14,776,829 km (0.094 R)
• M13: 15,317,326 km (0.101 R)
• M14: 17,135,987 km (0.08 R)
• M15: 18,220,123 km (0.116 R)
• M16: 19,285,410 km (0.111 R)
• M17: 19,735,998 km (0.055 R)
• M18: 21,816,007 km (0.119 R)
• M19: 22,375,802 km (0.08 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 529 - 11,320 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit