🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.4

Radius: 11.9

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.69 AU - 0.81 AU

Year: 419 Days

Day: 13.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 102.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 60,790,611 km

• M1: 148,102 km (0.078 R)
• M2: 519,254 km (0.112 R)
• M3: 1,159,982 km (0.103 R)
• M4: 2,561,265 km (0.112 R)
• M5: 3,630,292 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 885

Radius: 9.9

Gravity: 9.03 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.82 AU - 3.86 AU

Year: 3941 Days

Day: 8.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 104.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 60,790,611 km

• M1: 123,568 km (0.111 R)
• M2: 554,410 km (0.101 R)
• M3: 1,082,191 km (0.088 R)
• M4: 1,515,576 km (0.102 R)
• M5: 1,924,726 km (0.028 R)
• M6: 3,851,248 km (0.085 R)
• M7: 5,774,328 km (0.048 R)
• M8: 7,209,869 km (0.047 R)
• M9: 9,502,756 km (0.068 R)
• M10: 11,491,211 km (0.089 R)
• M11: 12,004,930 km (0.111 R)
• M12: 12,779,697 km (0.06 R)
• M13: 14,109,174 km (0.119 R)
• M14: 17,281,995 km (0.114 R)
• M15: 26,019,857 km (0.078 R)
• M16: 26,987,905 km (0.107 R)
• M17: 27,398,252 km (0.117 R)
• M18: 27,896,113 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121

Radius: 11.6

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.86 AU - 4.64 AU

Year: 4689 Days

Day: 5.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 60,790,611 km

• M1: 144,212 km (0.096 R)
• M2: 623,524 km (0.099 R)
• M3: 999,463 km (0.064 R)
• M4: 1,405,622 km (0.106 R)
• M5: 1,814,473 km (0.049 R)
• M6: 2,777,284 km (0.103 R)
• M7: 3,202,741 km (0.116 R)
• M8: 4,875,395 km (0.07 R)
• M9: 7,095,427 km (0.116 R)
• M10: 8,630,750 km (0.111 R)
• M11: 9,047,081 km (0.038 R)
• M12: 10,377,006 km (0.06 R)
• M13: 10,958,792 km (0.113 R)
• M14: 12,508,925 km (0.074 R)
• M15: 15,425,485 km (0.025 R)

Asteroid Belt

Center: 4.98 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 51.6

Radius: 6.9

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 4.84 AU - 7.58 AU

Year: 9992 Days

Day: 22 Hours

Environment

Temp: -217 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 60,790,611 km

• M1: 86,318 km (0.066 R)
• M2: 427,850 km (0.078 R)
• M3: 746,045 km (0.089 R)
• M4: 1,033,572 km (0.1 R)
• M5: 1,610,720 km (0.081 R)
• M6: 2,137,754 km (0.091 R)
• M7: 3,258,242 km (0.066 R)
• M8: 4,037,048 km (0.108 R)
• M9: 4,980,861 km (0.103 R)
• M10: 6,172,408 km (0.114 R)
• M11: 7,327,154 km (0.103 R)
• M12: 8,894,940 km (0.114 R)
• M13: 9,176,483 km (0.092 R)
• M14: 9,573,217 km (0.033 R)
• M15: 10,170,710 km (0.082 R)
• M16: 14,240,969 km (0.11 R)
• M17: 15,368,339 km (0.109 R)
• M18: 17,799,304 km (0.116 R)
• M19: 18,246,901 km (0.025 R)
• M20: 19,932,121 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 712.4

Radius: 6.2

Gravity: 18.53 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 5.96 AU - 8.74 AU

Year: 12866 Days

Day: 16.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 60,790,611 km

• M1: 85,720 km (0.064 R)
• M2: 321,037 km (0.082 R)
• M3: 840,890 km (0.088 R)
• M4: 1,283,251 km (0.051 R)
• M5: 1,580,053 km (0.076 R)
• M6: 2,412,565 km (0.063 R)
• M7: 3,506,574 km (0.117 R)
• M8: 4,575,152 km (0.076 R)
• M9: 5,957,885 km (0.092 R)
• M10: 11,098,068 km (0.069 R)
• M11: 14,836,369 km (0.119 R)
• M12: 19,587,148 km (0.102 R)
• M13: 19,924,492 km (0.118 R)
• M14: 23,895,268 km (0.075 R)
• M15: 25,162,362 km (0.11 R)
• M16: 27,512,544 km (0.104 R)
• M17: 32,881,014 km (0.119 R)
• M18: 34,569,226 km (0.101 R)
• M19: 43,167,812 km (0.117 R)
• M20: 46,821,890 km (0.12 R)
• M21: 47,576,611 km (0.119 R)
• M22: 52,600,107 km (0.063 R)
• M23: 56,251,642 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 258.5

Radius: 4

Gravity: 16.16 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 6.71 AU - 9.63 AU

Year: 15078 Days

Day: 16.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 60,790,611 km

• M1: 49,966 km (0.086 R)
• M2: 182,809 km (0.115 R)
• M3: 392,246 km (0.118 R)
• M4: 617,839 km (0.05 R)
• M5: 760,705 km (0.112 R)
• M6: 1,302,848 km (0.109 R)
• M7: 2,853,729 km (0.111 R)
• M8: 3,743,238 km (0.049 R)
• M9: 4,335,346 km (0.101 R)
• M10: 6,228,059 km (0.091 R)
• M11: 6,483,871 km (0.067 R)
• M12: 7,016,739 km (0.112 R)
• M13: 7,414,669 km (0.119 R)
• M14: 7,743,784 km (0.094 R)
• M15: 9,158,232 km (0.087 R)
• M16: 9,299,153 km (0.069 R)
• M17: 9,489,143 km (0.046 R)
• M18: 10,529,745 km (0.088 R)
• M19: 10,684,430 km (0.087 R)
• M20: 12,258,199 km (0.09 R)
• M21: 13,309,124 km (0.078 R)
• M22: 15,126,140 km (0.036 R)
• M23: 15,455,405 km (0.041 R)
• M24: 16,196,363 km (0.073 R)
• M25: 16,540,887 km (0.09 R)
• M26: 17,315,954 km (0.109 R)
• M27: 17,531,524 km (0.044 R)
• M28: 18,561,057 km (0.079 R)
• M29: 19,943,042 km (0.111 R)
• M30: 20,739,800 km (0.054 R)
• M31: 24,588,654 km (0.088 R)
• M32: 25,504,193 km (0.065 R)
• M33: 29,089,306 km (0.117 R)
• M34: 29,393,887 km (0.037 R)
• M35: 32,448,975 km (0.033 R)
• M36: 37,358,328 km (0.101 R)
• M37: 45,274,150 km (0.06 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 39.3

Radius: 3.5

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 6.89 AU - 10.55 AU

Year: 16626 Days

Day: 22.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 60,790,611 km

• M1: 73,453 km (0.053 R)
• M2: 283,338 km (0.108 R)
• M3: 649,404 km (0.069 R)
• M4: 763,996 km (0.09 R)
• M5: 1,935,198 km (0.104 R)
• M6: 2,175,602 km (0.092 R)
• M7: 3,856,184 km (0.116 R)
• M8: 7,974,165 km (0.115 R)
• M9: 8,405,456 km (0.119 R)
• M10: 12,477,659 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 399.7

Radius: 7.8

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 8.6 AU - 10.26 AU

Year: 18697 Days

Day: 21.4 Hours

Environment

Temp: -236 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 60,790,611 km

• M1: 97,089 km (0.106 R)
• M2: 635,342 km (0.051 R)
• M3: 978,669 km (0.082 R)
• M4: 1,655,151 km (0.065 R)
• M5: 2,238,732 km (0.054 R)
• M6: 2,677,054 km (0.059 R)
• M7: 2,976,250 km (0.074 R)
• M8: 8,435,525 km (0.095 R)
• M9: 8,980,360 km (0.116 R)
• M10: 9,391,006 km (0.107 R)
• M11: 10,528,997 km (0.094 R)
• M12: 11,336,975 km (0.07 R)
• M13: 12,817,396 km (0.106 R)
• M14: 17,152,593 km (0.082 R)
• M15: 19,265,363 km (0.105 R)
• M16: 26,217,625 km (0.107 R)
• M17: 29,794,660 km (0.083 R)
• M18: 38,971,442 km (0.116 R)
• M19: 39,651,963 km (0.091 R)
• M20: 52,960,189 km (0.031 R)
• M21: 55,490,488 km (0.104 R)
• M22: 56,524,658 km (0.07 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 435 - 13,060 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit