🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.2

Radius: 12.4

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.92 AU - 1.04 AU

Year: 636 Days

Day: 5.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 82,661,020 km

• M1: 157,078 km (0.088 R)
• M2: 796,010 km (0.068 R)
• M3: 1,287,439 km (0.067 R)
• M4: 2,091,528 km (0.093 R)
• M5: 2,517,134 km (0.1 R)
• M6: 3,337,678 km (0.102 R)
• M7: 4,228,982 km (0.103 R)
• M8: 5,473,487 km (0.04 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242.7

Radius: 11.8

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.16 AU - 1.32 AU

Year: 906 Days

Day: 6.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 82,661,020 km

• M1: 146,756 km (0.082 R)
• M2: 553,063 km (0.111 R)
• M3: 1,126,472 km (0.11 R)
• M4: 1,521,560 km (0.115 R)
• M5: 2,645,339 km (0.092 R)
• M6: 3,459,900 km (0.096 R)
• M7: 3,974,516 km (0.069 R)
• M8: 4,693,184 km (0.087 R)
• M9: 5,325,535 km (0.114 R)
• M10: 5,850,025 km (0.097 R)
• M11: 6,389,624 km (0.081 R)
• M12: 6,761,076 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 385.1

Radius: 8.7

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.47 AU - 1.89 AU

Year: 1428 Days

Day: 7.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 82,661,020 km

• M1: 108,309 km (0.064 R)
• M2: 482,453 km (0.106 R)
• M3: 819,198 km (0.085 R)
• M4: 1,570,030 km (0.108 R)
• M5: 1,947,764 km (0.052 R)
• M6: 2,250,850 km (0.032 R)
• M7: 2,809,897 km (0.083 R)
• M8: 3,593,490 km (0.119 R)
• M9: 4,237,360 km (0.109 R)
• M10: 4,677,626 km (0.054 R)
• M11: 5,649,564 km (0.119 R)
• M12: 6,451,408 km (0.116 R)
• M13: 6,820,915 km (0.115 R)
• M14: 8,360,576 km (0.111 R)
• M15: 8,661,268 km (0.108 R)
• M16: 10,398,398 km (0.103 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 447.5

Radius: 5.4

Gravity: 15.35 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 5.3 AU - 7.76 AU

Year: 10947 Days

Day: 18.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 82,661,020 km

• M1: 67,319 km (0.08 R)
• M2: 935,286 km (0.114 R)
• M3: 1,282,054 km (0.065 R)
• M4: 1,498,971 km (0.064 R)
• M5: 1,740,272 km (0.076 R)
• M6: 2,806,306 km (0.1 R)
• M7: 3,549,658 km (0.101 R)
• M8: 4,332,654 km (0.106 R)
• M9: 5,037,260 km (0.059 R)
• M10: 5,849,726 km (0.096 R)
• M11: 6,233,444 km (0.066 R)
• M12: 7,567,109 km (0.083 R)
• M13: 8,322,130 km (0.116 R)
• M14: 15,391,826 km (0.107 R)
• M15: 16,122,611 km (0.103 R)
• M16: 17,367,714 km (0.115 R)
• M17: 18,601,298 km (0.112 R)
• M18: 19,814,537 km (0.093 R)
• M19: 20,361,617 km (0.03 R)
• M20: 26,397,891 km (0.119 R)
• M21: 26,964,717 km (0.116 R)
• M22: 30,745,205 km (0.119 R)
• M23: 31,795,681 km (0.082 R)
• M24: 33,525,930 km (0.111 R)
• M25: 33,746,587 km (0.115 R)
• M26: 35,660,991 km (0.093 R)
• M27: 37,885,062 km (0.075 R)
• M28: 40,698,849 km (0.06 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 755.5

Radius: 4.7

Gravity: 34.2 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 8.79 AU - 9.31 AU

Year: 17860 Days

Day: 15.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 82,661,020 km

• M1: 59,390 km (0.045 R)
• M2: 241,750 km (0.068 R)
• M3: 550,221 km (0.065 R)
• M4: 991,834 km (0.086 R)
• M5: 1,252,134 km (0.117 R)
• M6: 1,524,253 km (0.107 R)
• M7: 2,997,941 km (0.053 R)
• M8: 3,289,956 km (0.076 R)
• M9: 3,542,627 km (0.118 R)
• M10: 3,961,501 km (0.111 R)
• M11: 4,933,289 km (0.103 R)
• M12: 8,733,673 km (0.117 R)
• M13: 10,659,447 km (0.108 R)
• M14: 17,842,388 km (0.064 R)
• M15: 28,512,307 km (0.053 R)
• M16: 29,100,077 km (0.096 R)
• M17: 30,178,528 km (0.089 R)
• M18: 35,700,784 km (0.091 R)
• M19: 42,162,365 km (0.069 R)
• M20: 43,387,122 km (0.035 R)
• M21: 70,097,373 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 986

Radius: 5.3

Gravity: 35.1 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 8.04 AU - 10.74 AU

Year: 18876 Days

Day: 21.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 82,661,020 km

• M1: 65,973 km (0.094 R)
• M2: 287,677 km (0.105 R)
• M3: 572,062 km (0.106 R)
• M4: 898,335 km (0.083 R)
• M5: 1,151,604 km (0.109 R)
• M6: 1,585,588 km (0.117 R)
• M7: 2,018,524 km (0.114 R)
• M8: 2,409,423 km (0.066 R)
• M9: 2,598,665 km (0.082 R)
• M10: 2,901,301 km (0.075 R)
• M11: 3,283,673 km (0.075 R)
• M12: 3,487,126 km (0.117 R)
• M13: 4,421,515 km (0.08 R)
• M14: 4,742,701 km (0.098 R)
• M15: 5,041,149 km (0.073 R)
• M16: 5,273,175 km (0.099 R)
• M17: 5,884,283 km (0.103 R)
• M18: 11,949,579 km (0.096 R)
• M19: 14,109,622 km (0.112 R)
• M20: 17,376,541 km (0.083 R)
• M21: 17,640,132 km (0.074 R)
• M22: 18,265,601 km (0.1 R)
• M23: 23,169,868 km (0.054 R)
• M24: 25,242,696 km (0.11 R)
• M25: 29,627,559 km (0.089 R)
• M26: 30,383,477 km (0.097 R)
• M27: 34,494,277 km (0.09 R)
• M28: 36,754,252 km (0.037 R)
• M29: 45,439,755 km (0.083 R)
• M30: 47,806,692 km (0.117 R)
• M31: 49,723,041 km (0.116 R)
• M32: 63,338,841 km (0.091 R)
• M33: 65,224,223 km (0.113 R)
• M34: 68,013,326 km (0.107 R)
• M35: 71,104,766 km (0.119 R)
• M36: 73,828,045 km (0.064 R)
• M37: 75,448,190 km (0.111 R)
• M38: 77,328,785 km (0.115 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 507 - 14,377 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit