🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 84.7

Radius: 13.4

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.68 AU - 0.74 AU

Year: 413 Days

Day: 10.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 60,012,301 km

• M1: 166,951 km (0.07 R)
• M2: 648,656 km (0.108 R)
• M3: 1,103,883 km (0.079 R)
• M4: 1,578,407 km (0.109 R)
• M5: 2,217,788 km (0.075 R)
• M6: 2,749,609 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.6

Radius: 9.4

Gravity: 11.18 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 2.23 AU - 2.67 AU

Year: 2647 Days

Day: 13 Hours

Environment

Temp: -207 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 60,012,301 km

• M1: 116,836 km (0.088 R)
• M2: 443,408 km (0.113 R)
• M3: 791,373 km (0.111 R)
• M4: 1,170,304 km (0.115 R)
• M5: 2,650,425 km (0.115 R)
• M6: 3,913,331 km (0.116 R)
• M7: 4,517,407 km (0.088 R)
• M8: 5,010,182 km (0.101 R)
• M9: 5,669,759 km (0.081 R)
• M10: 7,317,430 km (0.103 R)
• M11: 7,865,258 km (0.114 R)
• M12: 8,268,274 km (0.046 R)
• M13: 8,827,022 km (0.096 R)
• M14: 14,589,532 km (0.065 R)
• M15: 15,772,104 km (0.046 R)
• M16: 16,198,158 km (0.102 R)
• M17: 20,763,137 km (0.098 R)
• M18: 21,274,912 km (0.042 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 225.6

Radius: 4.8

Gravity: 9.79 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 5.3 AU - 6.72 AU

Year: 10170 Days

Day: 24.9 Hours

Environment

Temp: -236 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 60,012,301 km

• M1: 67,319 km (0.045 R)
• M2: 466,297 km (0.06 R)
• M3: 3,125,100 km (0.069 R)
• M4: 3,291,153 km (0.108 R)
• M5: 3,801,581 km (0.118 R)
• M6: 4,758,259 km (0.101 R)
• M7: 5,006,442 km (0.066 R)
• M8: 6,992,653 km (0.079 R)
• M9: 7,277,637 km (0.096 R)
• M10: 9,710,398 km (0.103 R)
• M11: 10,155,152 km (0.11 R)
• M12: 13,821,497 km (0.095 R)
• M13: 14,961,433 km (0.094 R)
• M14: 16,597,734 km (0.119 R)
• M15: 21,988,493 km (0.093 R)
• M16: 33,176,021 km (0.03 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 461.3

Radius: 4.1

Gravity: 27.44 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 4.99 AU - 7.29 AU

Year: 10502 Days

Day: 16.7 Hours

Environment

Temp: -237 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 60,012,301 km

• M1: 51,910 km (0.114 R)
• M2: 209,287 km (0.085 R)
• M3: 419,024 km (0.072 R)
• M4: 876,195 km (0.073 R)
• M5: 1,086,679 km (0.078 R)
• M6: 1,567,038 km (0.091 R)
• M7: 2,763,821 km (0.045 R)
• M8: 2,931,221 km (0.114 R)
• M9: 3,263,178 km (0.077 R)
• M10: 3,402,903 km (0.103 R)
• M11: 3,820,430 km (0.058 R)
• M12: 4,243,792 km (0.11 R)
• M13: 4,786,234 km (0.12 R)
• M14: 6,579,314 km (0.064 R)
• M15: 6,916,209 km (0.097 R)
• M16: 8,207,986 km (0.08 R)
• M17: 9,092,259 km (0.083 R)
• M18: 9,699,926 km (0.025 R)
• M19: 10,185,521 km (0.105 R)
• M20: 11,205,030 km (0.045 R)
• M21: 11,363,604 km (0.083 R)
• M22: 14,418,542 km (0.056 R)
• M23: 15,965,833 km (0.105 R)
• M24: 16,779,496 km (0.084 R)
• M25: 18,123,782 km (0.114 R)
• M26: 23,695,405 km (0.069 R)
• M27: 30,513,627 km (0.114 R)
• M28: 32,723,936 km (0.113 R)
• M29: 34,144,218 km (0.092 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 148.7

Radius: 7.9

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 5.7 AU - 7.06 AU

Year: 11124 Days

Day: 20.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,012,301 km

• M1: 98,735 km (0.103 R)
• M2: 375,640 km (0.097 R)
• M3: 640,129 km (0.118 R)
• M4: 1,226,403 km (0.105 R)
• M5: 1,763,310 km (0.077 R)
• M6: 2,041,861 km (0.117 R)
• M7: 2,653,417 km (0.078 R)
• M8: 3,593,640 km (0.103 R)
• M9: 4,610,457 km (0.078 R)
• M10: 7,269,260 km (0.111 R)
• M11: 8,603,673 km (0.086 R)
• M12: 10,094,116 km (0.102 R)
• M13: 13,156,086 km (0.062 R)
• M14: 13,631,208 km (0.039 R)
• M15: 14,448,462 km (0.072 R)
• M16: 18,240,319 km (0.059 R)
• M17: 20,469,028 km (0.038 R)
• M18: 20,964,197 km (0.097 R)
• M19: 23,406,382 km (0.072 R)
• M20: 26,446,510 km (0.088 R)
• M21: 27,118,504 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 515.5

Radius: 3.9

Gravity: 33.89 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 6.24 AU - 10.12 AU

Year: 16149 Days

Day: 24.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 60,012,301 km

• M1: 48,919 km (0.037 R)
• M2: 353,649 km (0.054 R)
• M3: 499,956 km (0.092 R)
• M4: 806,931 km (0.061 R)
• M5: 1,031,178 km (0.102 R)
• M6: 1,255,126 km (0.106 R)
• M7: 1,603,689 km (0.088 R)
• M8: 1,749,846 km (0.104 R)
• M9: 2,708,619 km (0.112 R)
• M10: 3,660,510 km (0.096 R)
• M11: 4,151,042 km (0.106 R)
• M12: 4,554,806 km (0.118 R)
• M13: 6,274,135 km (0.091 R)
• M14: 7,060,122 km (0.043 R)
• M15: 7,543,921 km (0.091 R)
• M16: 8,528,575 km (0.093 R)
• M17: 8,875,043 km (0.115 R)
• M18: 9,077,150 km (0.078 R)
• M19: 9,808,833 km (0.091 R)
• M20: 10,134,209 km (0.074 R)
• M21: 11,153,419 km (0.069 R)
• M22: 11,991,915 km (0.109 R)
• M23: 12,489,477 km (0.113 R)
• M24: 13,592,313 km (0.038 R)
• M25: 14,201,625 km (0.073 R)
• M26: 16,364,511 km (0.088 R)
• M27: 18,083,391 km (0.077 R)
• M28: 22,243,857 km (0.109 R)
• M29: 24,052,944 km (0.119 R)
• M30: 29,055,198 km (0.114 R)
• M31: 30,177,930 km (0.064 R)
• M32: 42,606,820 km (0.088 R)
• M33: 46,893,996 km (0.076 R)
• M34: 55,285,239 km (0.12 R)
• M35: 58,231,270 km (0.099 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 506 - 13,013 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit