🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.9

Radius: 10.3

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.98 AU - 1.6 AU

Year: 1030 Days

Day: 13.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 68,892,943 km

• M1: 128,056 km (0.081 R)
• M2: 475,272 km (0.12 R)
• M3: 1,015,470 km (0.106 R)
• M4: 1,561,503 km (0.112 R)
• M5: 2,169,020 km (0.093 R)
• M6: 2,777,883 km (0.114 R)
• M7: 3,647,346 km (0.049 R)
• M8: 4,042,434 km (0.103 R)
• M9: 4,613,598 km (0.049 R)
• M10: 5,469,448 km (0.1 R)
• M11: 5,882,338 km (0.038 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293.5

Radius: 8.2

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.21 AU - 1.47 AU

Year: 1090 Days

Day: 9.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 68,892,943 km

• M1: 102,026 km (0.107 R)
• M2: 635,043 km (0.06 R)
• M3: 964,009 km (0.112 R)
• M4: 1,732,643 km (0.049 R)
• M5: 2,043,208 km (0.106 R)
• M6: 2,308,146 km (0.103 R)
• M7: 2,766,214 km (0.092 R)
• M8: 3,283,673 km (0.073 R)
• M9: 3,835,091 km (0.057 R)
• M10: 4,929,848 km (0.113 R)
• M11: 6,486,115 km (0.036 R)
• M12: 7,791,805 km (0.055 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.3

Radius: 11.6

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.68 AU - 2.42 AU

Year: 2063 Days

Day: 9.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 68,892,943 km

• M1: 144,212 km (0.098 R)
• M2: 551,268 km (0.074 R)
• M3: 934,089 km (0.096 R)
• M4: 1,357,002 km (0.05 R)
• M5: 1,886,280 km (0.12 R)
• M6: 2,309,043 km (0.106 R)
• M7: 3,537,840 km (0.072 R)
• M8: 6,253,640 km (0.104 R)
• M9: 7,262,378 km (0.063 R)
• M10: 8,696,274 km (0.104 R)
• M11: 9,566,485 km (0.105 R)
• M12: 10,383,887 km (0.096 R)
• M13: 11,247,067 km (0.109 R)
• M14: 14,260,567 km (0.118 R)
• M15: 17,255,666 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395.5

Radius: 11.6

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.85 AU - 2.39 AU

Year: 2170 Days

Day: 8.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,892,943 km

• M1: 144,212 km (0.043 R)
• M2: 720,015 km (0.059 R)
• M3: 1,208,900 km (0.094 R)
• M4: 1,578,856 km (0.114 R)
• M5: 2,081,804 km (0.078 R)
• M6: 2,649,977 km (0.03 R)
• M7: 3,398,714 km (0.114 R)
• M8: 3,763,134 km (0.081 R)
• M9: 4,610,756 km (0.061 R)
• M10: 5,626,526 km (0.048 R)
• M11: 6,067,690 km (0.112 R)
• M12: 7,125,496 km (0.092 R)
• M13: 7,642,806 km (0.116 R)
• M14: 8,391,244 km (0.099 R)
• M15: 8,875,642 km (0.058 R)
• M16: 10,825,351 km (0.106 R)
• M17: 11,583,662 km (0.037 R)
• M18: 12,146,749 km (0.081 R)
• M19: 12,610,353 km (0.089 R)
• M20: 13,614,154 km (0.093 R)
• M21: 14,284,053 km (0.087 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 541.4

Radius: 7.2

Gravity: 10.44 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 4.6 AU - 7.3 AU

Year: 10202 Days

Day: 17.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 68,892,943 km

• M1: 89,609 km (0.071 R)
• M2: 355,295 km (0.094 R)
• M3: 678,726 km (0.051 R)
• M4: 1,324,091 km (0.117 R)
• M5: 2,830,990 km (0.045 R)
• M6: 3,293,248 km (0.062 R)
• M7: 3,554,745 km (0.086 R)
• M8: 5,559,057 km (0.1 R)
• M9: 5,896,550 km (0.092 R)
• M10: 6,838,418 km (0.12 R)
• M11: 7,345,405 km (0.028 R)
• M12: 7,877,076 km (0.088 R)
• M13: 8,700,014 km (0.079 R)
• M14: 9,674,793 km (0.074 R)
• M15: 11,950,028 km (0.094 R)
• M16: 13,752,532 km (0.117 R)
• M17: 16,749,875 km (0.11 R)
• M18: 20,156,518 km (0.069 R)
• M19: 20,393,631 km (0.038 R)
• M20: 21,524,291 km (0.119 R)
• M21: 23,910,228 km (0.106 R)
• M22: 24,264,775 km (0.107 R)
• M23: 30,427,160 km (0.115 R)
• M24: 32,439,700 km (0.106 R)
• M25: 33,644,412 km (0.097 R)
• M26: 36,845,357 km (0.055 R)
• M27: 38,277,308 km (0.115 R)
• M28: 40,243,622 km (0.04 R)
• M29: 40,871,634 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 404.3

Radius: 3.3

Gravity: 37.13 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 8.28 AU - 11.84 AU

Year: 22429 Days

Day: 24.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 68,892,943 km

• M1: 42,336 km (0.086 R)
• M2: 175,478 km (0.092 R)
• M3: 282,890 km (0.054 R)
• M4: 551,567 km (0.064 R)
• M5: 911,949 km (0.072 R)
• M6: 1,156,092 km (0.083 R)
• M7: 2,033,185 km (0.098 R)
• M8: 2,560,667 km (0.109 R)
• M9: 3,389,140 km (0.051 R)
• M10: 3,879,073 km (0.088 R)
• M11: 5,553,522 km (0.07 R)
• M12: 7,466,729 km (0.09 R)
• M13: 7,703,243 km (0.106 R)
• M14: 11,248,114 km (0.077 R)
• M15: 21,690,345 km (0.032 R)
• M16: 22,074,512 km (0.098 R)
• M17: 26,278,960 km (0.098 R)
• M18: 26,605,981 km (0.108 R)
• M19: 27,491,451 km (0.115 R)
• M20: 30,146,215 km (0.088 R)
• M21: 31,108,279 km (0.067 R)
• M22: 35,691,359 km (0.081 R)
• M23: 35,958,391 km (0.094 R)
• M24: 36,226,770 km (0.11 R)
• M25: 36,496,345 km (0.119 R)
• M26: 36,767,417 km (0.079 R)
• M27: 39,838,063 km (0.111 R)
• M28: 44,603,054 km (0.107 R)
• M29: 45,850,850 km (0.093 R)
• M30: 48,416,004 km (0.094 R)
• M31: 50,234,067 km (0.051 R)
• M32: 50,737,614 km (0.036 R)
• M33: 52,958,843 km (0.064 R)
• M34: 53,132,377 km (0.109 R)
• M35: 55,780,558 km (0.099 R)
• M36: 55,960,225 km (0.056 R)
• M37: 57,777,690 km (0.119 R)
• M38: 60,387,424 km (0.061 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 16,230 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit