🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.18 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156

Radius: 11.1

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 2.26 AU - 2.44 AU

Year: 2402 Days

Day: 6.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 73.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,808,028 km

• M1: 139,425 km (0.089 R)
• M2: 561,890 km (0.039 R)
• M3: 1,026,391 km (0.1 R)
• M4: 1,620,295 km (0.026 R)
• M5: 2,142,690 km (0.104 R)
• M6: 2,686,778 km (0.1 R)
• M7: 3,039,829 km (0.091 R)
• M8: 3,409,186 km (0.113 R)
• M9: 4,205,196 km (0.073 R)
• M10: 5,081,840 km (0.086 R)
• M11: 6,784,413 km (0.084 R)
• M12: 7,857,030 km (0.08 R)
• M13: 8,867,264 km (0.066 R)
• M14: 9,839,650 km (0.116 R)
• M15: 10,784,062 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 483.6

Radius: 9.3

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.83 AU - 3.51 AU

Year: 3764 Days

Day: 6.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,808,028 km

• M1: 115,789 km (0.066 R)
• M2: 406,607 km (0.082 R)
• M3: 840,890 km (0.11 R)
• M4: 1,227,750 km (0.095 R)
• M5: 1,975,440 km (0.081 R)
• M6: 4,193,079 km (0.067 R)
• M7: 4,524,139 km (0.119 R)
• M8: 5,365,178 km (0.101 R)
• M9: 6,082,500 km (0.1 R)
• M10: 8,138,274 km (0.105 R)
• M11: 8,725,894 km (0.109 R)
• M12: 10,986,916 km (0.051 R)
• M13: 13,234,176 km (0.069 R)
• M14: 13,612,658 km (0.106 R)
• M15: 14,440,682 km (0.082 R)
• M16: 17,463,307 km (0.085 R)
• M17: 18,382,138 km (0.076 R)
• M18: 18,913,060 km (0.077 R)
• M19: 21,984,454 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 163.4

Radius: 9.6

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.06 AU - 4.94 AU

Year: 5335 Days

Day: 14.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 49,808,028 km

• M1: 381,325 km (0.11 R)
• M2: 974,181 km (0.073 R)
• M3: 1,708,108 km (0.091 R)
• M4: 2,111,424 km (0.026 R)
• M5: 2,820,668 km (0.075 R)
• M6: 6,203,375 km (0.094 R)
• M7: 7,163,793 km (0.108 R)
• M8: 7,494,853 km (0.054 R)
• M9: 10,834,925 km (0.091 R)
• M10: 12,697,718 km (0.05 R)
• M11: 13,318,399 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.3

Radius: 13.9

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.56 AU - 4.78 AU

Year: 5679 Days

Day: 6.8 Hours

Environment

Temp: -227 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 49,808,028 km

• M1: 172,935 km (0.025 R)
• M2: 628,461 km (0.061 R)
• M3: 1,073,514 km (0.1 R)
• M4: 1,655,151 km (0.109 R)
• M5: 2,412,864 km (0.111 R)
• M6: 2,946,330 km (0.084 R)
• M7: 3,579,578 km (0.095 R)
• M8: 5,510,886 km (0.09 R)
• M9: 8,248,079 km (0.069 R)
• M10: 8,786,182 km (0.102 R)
• M11: 9,554,218 km (0.079 R)
• M12: 10,061,953 km (0.086 R)
• M13: 12,226,784 km (0.064 R)
• M14: 15,536,936 km (0.102 R)
• M15: 19,537,931 km (0.071 R)
• M16: 20,496,853 km (0.095 R)
• M17: 21,058,743 km (0.119 R)
• M18: 23,258,131 km (0.036 R)
• M19: 24,024,221 km (0.067 R)
• M20: 26,341,193 km (0.108 R)
• M21: 28,281,926 km (0.032 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.8

Radius: 8.4

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 4.18 AU - 4.24 AU

Year: 5760 Days

Day: 8.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 49,808,028 km

• M1: 104,569 km (0.04 R)
• M2: 546,930 km (0.061 R)
• M3: 873,652 km (0.102 R)
• M4: 1,210,546 km (0.069 R)
• M5: 1,539,362 km (0.047 R)
• M6: 1,887,476 km (0.091 R)
• M7: 2,182,483 km (0.094 R)
• M8: 2,524,763 km (0.113 R)
• M9: 3,239,542 km (0.08 R)
• M10: 4,128,602 km (0.049 R)
• M11: 5,225,154 km (0.075 R)
• M12: 6,855,173 km (0.092 R)
• M13: 8,309,563 km (0.116 R)
• M14: 9,917,591 km (0.074 R)
• M15: 10,254,036 km (0.094 R)
• M16: 11,584,111 km (0.117 R)
• M17: 13,841,244 km (0.066 R)
• M18: 15,744,129 km (0.056 R)
• M19: 18,883,590 km (0.107 R)
• M20: 21,988,942 km (0.107 R)
• M21: 23,886,591 km (0.107 R)
• M22: 26,610,320 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.9

Radius: 11.1

Gravity: 6.83 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 3.75 AU - 5.79 AU

Year: 6947 Days

Day: 11.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 49,808,028 km

• M1: 141,520 km (0.109 R)
• M2: 531,372 km (0.092 R)
• M3: 972,685 km (0.116 R)
• M4: 1,541,456 km (0.061 R)
• M5: 2,138,202 km (0.066 R)
• M6: 2,500,678 km (0.072 R)
• M7: 3,027,562 km (0.113 R)
• M8: 3,771,063 km (0.107 R)
• M9: 4,331,756 km (0.112 R)
• M10: 7,415,566 km (0.093 R)
• M11: 8,721,107 km (0.088 R)
• M12: 9,383,227 km (0.117 R)
• M13: 11,520,382 km (0.118 R)
• M14: 11,994,608 km (0.111 R)
• M15: 13,495,972 km (0.114 R)
• M16: 16,139,965 km (0.118 R)
• M17: 16,801,038 km (0.085 R)
• M18: 17,687,405 km (0.049 R)
• M19: 18,319,157 km (0.05 R)
• M20: 20,381,064 km (0.103 R)
• M21: 24,786,722 km (0.103 R)
• M22: 27,583,155 km (0.095 R)
• M23: 31,903,990 km (0.042 R)
• M24: 33,902,019 km (0.092 R)
• M25: 38,495,122 km (0.031 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.2

Radius: 11.3

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 4.56 AU - 5.62 AU

Year: 7658 Days

Day: 6.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,808,028 km

• M1: 140,622 km (0.093 R)
• M2: 1,261,110 km (0.089 R)
• M3: 1,922,183 km (0.096 R)
• M4: 2,487,663 km (0.108 R)
• M5: 4,144,459 km (0.048 R)
• M6: 4,707,097 km (0.09 R)
• M7: 6,948,223 km (0.12 R)
• M8: 9,031,971 km (0.115 R)
• M9: 9,785,047 km (0.082 R)
• M10: 13,127,812 km (0.074 R)
• M11: 16,940,313 km (0.081 R)
• M12: 18,917,249 km (0.088 R)
• M13: 20,086,506 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 647.1

Radius: 3.4

Gravity: 55.98 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 6.14 AU - 6.74 AU

Year: 10898 Days

Day: 18.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 49,808,028 km

• M1: 42,336 km (0.12 R)
• M2: 149,149 km (0.076 R)
• M3: 278,252 km (0.105 R)
• M4: 389,104 km (0.109 R)
• M5: 1,182,272 km (0.103 R)
• M6: 1,440,478 km (0.093 R)
• M7: 1,913,207 km (0.096 R)
• M8: 2,103,645 km (0.064 R)
• M9: 2,522,370 km (0.086 R)
• M10: 4,138,625 km (0.03 R)
• M11: 5,684,719 km (0.083 R)
• M12: 6,413,560 km (0.091 R)
• M13: 6,999,385 km (0.06 R)
• M14: 7,161,549 km (0.082 R)
• M15: 10,159,491 km (0.062 R)
• M16: 10,367,432 km (0.11 R)
• M17: 10,953,706 km (0.054 R)
• M18: 11,282,671 km (0.075 R)
• M19: 13,149,354 km (0.09 R)
• M20: 13,272,323 km (0.108 R)
• M21: 13,583,487 km (0.117 R)
• M22: 15,077,072 km (0.07 R)
• M23: 16,178,411 km (0.05 R)
• M24: 16,676,722 km (0.084 R)
• M25: 17,629,211 km (0.088 R)
• M26: 18,232,988 km (0.088 R)
• M27: 19,561,567 km (0.085 R)
• M28: 19,802,569 km (0.107 R)
• M29: 22,147,965 km (0.101 R)
• M30: 25,047,620 km (0.092 R)
• M31: 26,392,056 km (0.083 R)
• M32: 28,807,314 km (0.101 R)
• M33: 32,028,455 km (0.106 R)
• M34: 45,743,588 km (0.089 R)
• M35: 47,892,262 km (0.099 R)
• M36: 48,037,821 km (0.099 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: 339 - 19,083 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit