🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.3

Radius: 15

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.1 AU - 1.16 AU

Year: 815 Days

Day: 12.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 50,279,874 km

• M1: 186,848 km (0.116 R)
• M2: 731,085 km (0.046 R)
• M3: 1,328,728 km (0.06 R)
• M4: 1,811,780 km (0.112 R)
• M5: 2,386,086 km (0.074 R)
• M6: 2,979,242 km (0.091 R)
• M7: 3,736,207 km (0.064 R)
• M8: 4,363,770 km (0.113 R)
• M9: 5,110,263 km (0.08 R)
• M10: 5,636,698 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 855

Radius: 11.1

Gravity: 6.94 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.42 AU - 3.82 AU

Year: 3738 Days

Day: 8.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 50,279,874 km

• M1: 138,378 km (0.107 R)
• M2: 492,626 km (0.067 R)
• M3: 1,412,353 km (0.045 R)
• M4: 3,692,973 km (0.105 R)
• M5: 4,333,102 km (0.116 R)
• M6: 5,255,972 km (0.03 R)
• M7: 5,721,670 km (0.03 R)
• M8: 7,387,143 km (0.109 R)
• M9: 9,835,462 km (0.073 R)
• M10: 11,741,039 km (0.073 R)
• M11: 15,816,235 km (0.105 R)
• M12: 16,384,258 km (0.072 R)
• M13: 20,883,713 km (0.084 R)
• M14: 21,429,596 km (0.075 R)
• M15: 22,764,308 km (0.104 R)
• M16: 23,269,799 km (0.074 R)
• M17: 24,603,913 km (0.097 R)
• M18: 25,521,397 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840

Radius: 8

Gravity: 13.13 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.97 AU - 4.21 AU

Year: 4614 Days

Day: 8.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 50,279,874 km

• M1: 100,231 km (0.119 R)
• M2: 559,646 km (0.094 R)
• M3: 948,899 km (0.12 R)
• M4: 1,547,889 km (0.048 R)
• M5: 2,009,997 km (0.085 R)
• M6: 2,718,193 km (0.106 R)
• M7: 4,221,652 km (0.077 R)
• M8: 4,722,805 km (0.119 R)
• M9: 5,519,264 km (0.092 R)
• M10: 6,727,715 km (0.068 R)
• M11: 7,306,210 km (0.111 R)
• M12: 7,917,467 km (0.12 R)
• M13: 9,785,047 km (0.079 R)
• M14: 10,798,423 km (0.11 R)
• M15: 11,543,420 km (0.117 R)
• M16: 12,623,368 km (0.11 R)
• M17: 14,533,433 km (0.082 R)
• M18: 15,673,967 km (0.058 R)
• M19: 16,027,467 km (0.105 R)
• M20: 16,750,474 km (0.096 R)
• M21: 17,306,828 km (0.03 R)
• M22: 17,558,003 km (0.056 R)
• M23: 19,452,660 km (0.095 R)
• M24: 22,656,298 km (0.071 R)
• M25: 23,108,383 km (0.07 R)
• M26: 25,217,863 km (0.115 R)
• M27: 26,944,820 km (0.111 R)
• M28: 29,013,460 km (0.108 R)
• M29: 29,546,627 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.4

Radius: 13.9

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 4.54 AU - 6.04 AU

Year: 8252 Days

Day: 7.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 50,279,874 km

• M1: 174,132 km (0.091 R)
• M2: 614,847 km (0.066 R)
• M3: 1,080,396 km (0.118 R)
• M4: 1,568,982 km (0.076 R)
• M5: 2,726,421 km (0.101 R)
• M6: 5,446,110 km (0.118 R)
• M7: 6,735,943 km (0.084 R)
• M8: 8,480,703 km (0.108 R)
• M9: 9,962,769 km (0.106 R)
• M10: 11,130,231 km (0.09 R)
• M11: 14,668,071 km (0.045 R)
• M12: 17,429,798 km (0.074 R)
• M13: 22,239,369 km (0.041 R)
• M14: 22,747,254 km (0.039 R)
• M15: 24,317,583 km (0.066 R)
• M16: 24,766,376 km (0.059 R)
• M17: 25,773,170 km (0.114 R)
• M18: 28,757,647 km (0.109 R)
• M19: 33,600,131 km (0.027 R)
• M20: 34,157,233 km (0.102 R)
• M21: 40,699,148 km (0.089 R)
• M22: 44,865,897 km (0.075 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183.4

Radius: 13.3

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 4.4 AU - 6.26 AU

Year: 8346 Days

Day: 8.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 50,279,874 km

• M1: 167,849 km (0.1 R)
• M2: 695,181 km (0.064 R)
• M3: 1,755,381 km (0.108 R)
• M4: 3,027,711 km (0.06 R)
• M5: 3,608,899 km (0.11 R)
• M6: 4,172,135 km (0.051 R)
• M7: 5,286,490 km (0.06 R)
• M8: 6,133,662 km (0.079 R)
• M9: 7,503,680 km (0.119 R)
• M10: 9,224,654 km (0.102 R)
• M11: 11,649,037 km (0.082 R)
• M12: 13,082,932 km (0.096 R)
• M13: 14,365,136 km (0.119 R)
• M14: 15,561,470 km (0.105 R)
• M15: 17,059,692 km (0.081 R)
• M16: 21,919,379 km (0.049 R)
• M17: 24,097,973 km (0.092 R)
• M18: 25,628,359 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 574

Radius: 6.1

Gravity: 15.43 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 5.02 AU - 8.36 AU

Year: 11736 Days

Day: 22.3 Hours

Environment

Temp: -234 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 50,279,874 km

• M1: 75,846 km (0.034 R)
• M2: 285,433 km (0.081 R)
• M3: 514,766 km (0.097 R)
• M4: 796,160 km (0.096 R)
• M5: 989,141 km (0.099 R)
• M6: 1,300,305 km (0.054 R)
• M7: 1,571,526 km (0.086 R)
• M8: 2,398,652 km (0.098 R)
• M9: 2,598,216 km (0.098 R)
• M10: 3,313,144 km (0.1 R)
• M11: 4,381,722 km (0.052 R)
• M12: 4,620,330 km (0.114 R)
• M13: 5,058,802 km (0.108 R)
• M14: 5,838,805 km (0.068 R)
• M15: 8,113,740 km (0.091 R)
• M16: 10,974,201 km (0.11 R)
• M17: 15,722,736 km (0.101 R)
• M18: 18,892,565 km (0.056 R)
• M19: 21,002,494 km (0.09 R)
• M20: 21,768,136 km (0.108 R)
• M21: 22,817,565 km (0.08 R)
• M22: 23,174,655 km (0.093 R)
• M23: 28,471,766 km (0.085 R)
• M24: 29,725,845 km (0.092 R)
• M25: 32,907,941 km (0.098 R)
• M26: 35,229,999 km (0.091 R)
• M27: 40,068,294 km (0.111 R)
• M28: 41,641,614 km (0.101 R)
• M29: 42,443,459 km (0.074 R)
• M30: 48,200,733 km (0.098 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 157 - 19,370 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit