🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.9

Radius: 13.7

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.36 AU - 1.56 AU

Year: 1157 Days

Day: 12.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 38,013,216 km

• M1: 170,392 km (0.09 R)
• M2: 692,638 km (0.114 R)
• M3: 1,203,664 km (0.069 R)
• M4: 1,678,039 km (0.087 R)
• M5: 2,355,568 km (0.077 R)
• M6: 2,956,204 km (0.091 R)
• M7: 3,936,818 km (0.082 R)
• M8: 4,608,961 km (0.111 R)
• M9: 5,258,814 km (0.106 R)
• M10: 5,759,967 km (0.098 R)
• M11: 6,425,827 km (0.039 R)
• M12: 7,384,749 km (0.076 R)
• M13: 8,277,101 km (0.07 R)
• M14: 8,846,320 km (0.082 R)
• M15: 9,441,570 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961.9

Radius: 11.5

Gravity: 7.27 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.13 AU - 3.49 AU

Year: 3090 Days

Day: 11.4 Hours

Environment

Temp: -204 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 38,013,216 km

• M1: 143,165 km (0.087 R)
• M2: 841,937 km (0.059 R)
• M3: 1,234,182 km (0.078 R)
• M4: 1,634,806 km (0.115 R)
• M5: 2,055,325 km (0.039 R)
• M6: 3,030,105 km (0.057 R)
• M7: 3,533,053 km (0.102 R)
• M8: 4,804,036 km (0.112 R)
• M9: 5,332,715 km (0.1 R)
• M10: 7,610,941 km (0.106 R)
• M11: 7,982,542 km (0.088 R)
• M12: 9,095,850 km (0.086 R)
• M13: 9,709,500 km (0.088 R)
• M14: 10,228,306 km (0.104 R)
• M15: 11,148,482 km (0.109 R)
• M16: 12,724,795 km (0.107 R)
• M17: 15,227,717 km (0.097 R)
• M18: 16,595,041 km (0.062 R)
• M19: 18,583,646 km (0.119 R)
• M20: 20,923,057 km (0.036 R)
• M21: 21,320,090 km (0.061 R)
• M22: 21,992,981 km (0.091 R)
• M23: 22,472,443 km (0.087 R)
• M24: 23,310,639 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 79

Radius: 10.3

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.44 AU - 6.08 AU

Year: 7914 Days

Day: 6.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 38,013,216 km

• M1: 128,654 km (0.104 R)
• M2: 809,025 km (0.041 R)
• M3: 1,475,185 km (0.11 R)
• M4: 2,174,255 km (0.099 R)
• M5: 2,916,859 km (0.09 R)
• M6: 3,629,992 km (0.103 R)
• M7: 3,998,003 km (0.086 R)
• M8: 5,574,914 km (0.114 R)
• M9: 6,200,832 km (0.078 R)
• M10: 6,901,997 km (0.089 R)
• M11: 8,495,513 km (0.094 R)
• M12: 8,869,059 km (0.093 R)
• M13: 12,876,038 km (0.087 R)
• M14: 14,110,370 km (0.04 R)
• M15: 14,635,309 km (0.088 R)
• M16: 15,724,083 km (0.053 R)
• M17: 16,392,486 km (0.055 R)
• M18: 18,567,938 km (0.082 R)
• M19: 19,256,537 km (0.118 R)
• M20: 19,724,928 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 960.6

Radius: 6.5

Gravity: 22.74 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 7.05 AU - 8.31 AU

Year: 13962 Days

Day: 23.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 38,013,216 km

• M1: 80,783 km (0.095 R)
• M2: 354,996 km (0.111 R)
• M3: 640,877 km (0.048 R)
• M4: 1,164,919 km (0.117 R)
• M5: 1,630,467 km (0.086 R)
• M6: 2,443,083 km (0.091 R)
• M7: 3,178,057 km (0.031 R)
• M8: 3,582,719 km (0.119 R)
• M9: 5,744,409 km (0.106 R)
• M10: 6,554,182 km (0.063 R)
• M11: 8,702,108 km (0.108 R)
• M12: 9,657,141 km (0.09 R)
• M13: 10,621,748 km (0.09 R)
• M14: 12,543,333 km (0.115 R)
• M15: 14,039,910 km (0.093 R)
• M16: 17,302,191 km (0.069 R)
• M17: 21,786,088 km (0.119 R)
• M18: 26,769,492 km (0.071 R)
• M19: 36,855,231 km (0.098 R)
• M20: 37,396,775 km (0.06 R)
• M21: 39,193,146 km (0.069 R)
• M22: 40,041,216 km (0.103 R)
• M23: 41,628,001 km (0.112 R)
• M24: 44,619,510 km (0.114 R)
• M25: 45,699,457 km (0.119 R)
• M26: 48,233,196 km (0.108 R)
• M27: 49,370,738 km (0.091 R)
• M28: 53,233,804 km (0.092 R)
• M29: 55,150,601 km (0.101 R)
• M30: 56,752,645 km (0.119 R)
• M31: 58,020,038 km (0.061 R)
• M32: 58,385,655 km (0.08 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 117.7

Radius: 5.8

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 6.69 AU - 10.85 AU

Year: 17038 Days

Day: 16.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 38,013,216 km

• M1: 72,256 km (0.086 R)
• M2: 1,374,505 km (0.11 R)
• M3: 1,783,955 km (0.062 R)
• M4: 3,326,159 km (0.061 R)
• M5: 3,862,318 km (0.057 R)
• M6: 4,590,710 km (0.08 R)
• M7: 5,817,113 km (0.095 R)
• M8: 6,180,187 km (0.092 R)
• M9: 6,488,508 km (0.108 R)
• M10: 6,951,663 km (0.119 R)
• M11: 7,824,866 km (0.109 R)
• M12: 9,114,549 km (0.041 R)
• M13: 14,953,504 km (0.103 R)
• M14: 16,793,259 km (0.065 R)
• M15: 18,778,572 km (0.092 R)
• M16: 19,280,174 km (0.104 R)
• M17: 25,576,898 km (0.101 R)
• M18: 27,363,994 km (0.119 R)
• M19: 33,430,636 km (0.098 R)
• M20: 33,955,725 km (0.052 R)
• M21: 35,782,015 km (0.083 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 245 - 19,622 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit