🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.8

Radius: 11.4

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.4 AU - 1.46 AU

Year: 1122 Days

Day: 5.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 80,147,630 km

• M1: 149,897 km (0.101 R)
• M2: 629,209 km (0.118 R)
• M3: 1,152,053 km (0.082 R)
• M4: 1,653,505 km (0.09 R)
• M5: 2,096,913 km (0.115 R)
• M6: 2,619,608 km (0.096 R)
• M7: 3,312,097 km (0.106 R)
• M8: 4,057,393 km (0.058 R)
• M9: 5,042,346 km (0.081 R)
• M10: 6,534,884 km (0.104 R)
• M11: 7,164,392 km (0.026 R)
• M12: 7,757,547 km (0.115 R)
• M13: 8,517,804 km (0.092 R)
• M14: 9,588,176 km (0.057 R)
• M15: 10,432,806 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.2

Radius: 13

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.51 AU - 1.59 AU

Year: 1266 Days

Day: 5.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 80,147,630 km

• M1: 161,715 km (0.111 R)
• M2: 594,502 km (0.109 R)
• M3: 1,000,810 km (0.114 R)
• M4: 1,697,038 km (0.09 R)
• M5: 2,265,211 km (0.108 R)
• M6: 3,204,835 km (0.076 R)
• M7: 3,641,212 km (0.113 R)
• M8: 5,915,399 km (0.118 R)
• M9: 7,104,852 km (0.099 R)
• M10: 7,797,789 km (0.114 R)
• M11: 8,361,175 km (0.118 R)
• M12: 8,981,707 km (0.095 R)
• M13: 9,601,191 km (0.063 R)
• M14: 10,482,622 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 122.8

Radius: 13.9

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 2.11 AU - 2.15 AU

Year: 2039 Days

Day: 5.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 80,147,630 km

• M1: 173,384 km (0.106 R)
• M2: 627,114 km (0.112 R)
• M3: 1,693,747 km (0.089 R)
• M4: 3,504,330 km (0.096 R)
• M5: 4,500,951 km (0.084 R)
• M6: 5,240,563 km (0.062 R)
• M7: 6,266,954 km (0.113 R)
• M8: 6,739,982 km (0.099 R)
• M9: 7,565,763 km (0.092 R)
• M10: 8,279,045 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17

Radius: 11.6

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 2.27 AU - 2.61 AU

Year: 2500 Days

Day: 10.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 80,147,630 km

• M1: 144,212 km (0.094 R)
• M2: 738,265 km (0.076 R)
• M3: 1,438,533 km (0.036 R)
• M4: 2,535,534 km (0.078 R)
• M5: 3,416,815 km (0.085 R)
• M6: 4,123,815 km (0.089 R)
• M7: 5,153,647 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.7

Radius: 9.5

Gravity: 9.82 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.72 AU - 4.3 AU

Year: 4314 Days

Day: 12.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 80,147,630 km

• M1: 118,182 km (0.1 R)
• M2: 434,432 km (0.098 R)
• M3: 904,319 km (0.103 R)
• M4: 1,327,382 km (0.029 R)
• M5: 2,180,539 km (0.102 R)
• M6: 2,597,318 km (0.119 R)
• M7: 3,085,755 km (0.049 R)
• M8: 3,677,714 km (0.111 R)
• M9: 5,224,107 km (0.109 R)
• M10: 5,590,622 km (0.041 R)
• M11: 5,914,202 km (0.054 R)
• M12: 6,470,856 km (0.042 R)
• M13: 7,335,980 km (0.078 R)
• M14: 7,905,499 km (0.057 R)
• M15: 8,893,743 km (0.078 R)
• M16: 9,792,377 km (0.099 R)
• M17: 10,660,793 km (0.026 R)
• M18: 11,913,526 km (0.092 R)
• M19: 15,614,876 km (0.094 R)
• M20: 17,788,234 km (0.094 R)
• M21: 18,105,381 km (0.063 R)
• M22: 19,680,049 km (0.03 R)
• M23: 20,155,920 km (0.086 R)
• M24: 21,272,817 km (0.084 R)
• M25: 23,024,758 km (0.088 R)
• M26: 24,713,269 km (0.074 R)
• M27: 25,992,032 km (0.105 R)
• M28: 26,565,141 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.7

Radius: 9.7

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 3.45 AU - 4.51 AU

Year: 5209 Days

Day: 14 Hours

Environment

Temp: -206 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 80,147,630 km

• M1: 120,725 km (0.04 R)
• M2: 846,275 km (0.118 R)
• M3: 1,795,623 km (0.112 R)
• M4: 4,241,100 km (0.05 R)
• M5: 5,546,042 km (0.087 R)
• M6: 6,237,932 km (0.101 R)
• M7: 6,872,526 km (0.078 R)
• M8: 8,555,652 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.1

Radius: 9.6

Gravity: 10.67 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 3.6 AU - 4.58 AU

Year: 5426 Days

Day: 9.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 80,147,630 km

• M1: 119,529 km (0.097 R)
• M2: 419,323 km (0.067 R)
• M3: 848,818 km (0.083 R)
• M4: 1,630,318 km (0.063 R)
• M5: 1,979,778 km (0.039 R)
• M6: 2,345,695 km (0.09 R)
• M7: 2,949,920 km (0.079 R)
• M8: 3,496,252 km (0.062 R)
• M9: 4,084,171 km (0.068 R)
• M10: 4,441,262 km (0.084 R)
• M11: 5,456,582 km (0.096 R)
• M12: 6,019,070 km (0.06 R)
• M13: 6,793,539 km (0.085 R)
• M14: 7,186,682 km (0.091 R)
• M15: 9,083,583 km (0.079 R)
• M16: 9,473,285 km (0.081 R)
• M17: 10,998,585 km (0.088 R)
• M18: 11,342,062 km (0.106 R)
• M19: 13,444,660 km (0.079 R)
• M20: 14,180,532 km (0.107 R)
• M21: 15,002,871 km (0.078 R)
• M22: 19,455,203 km (0.094 R)
• M23: 20,030,856 km (0.098 R)
• M24: 20,396,473 km (0.088 R)
• M25: 21,672,842 km (0.051 R)
• M26: 24,633,533 km (0.091 R)
• M27: 26,341,193 km (0.108 R)
• M28: 28,401,006 km (0.097 R)
• M29: 29,895,788 km (0.11 R)
• M30: 32,737,549 km (0.09 R)
• M31: 33,654,883 km (0.093 R)
• M32: 35,540,864 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 788.2

Radius: 7.8

Gravity: 12.96 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 7.62 AU - 12 AU

Year: 20156 Days

Day: 16.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 80,147,630 km

• M1: 97,239 km (0.045 R)
• M2: 356,492 km (0.059 R)
• M3: 972,835 km (0.086 R)
• M4: 1,347,727 km (0.101 R)
• M5: 1,816,866 km (0.099 R)
• M6: 2,947,676 km (0.091 R)
• M7: 4,053,953 km (0.094 R)
• M8: 8,622,073 km (0.087 R)
• M9: 10,345,441 km (0.108 R)
• M10: 17,044,433 km (0.1 R)
• M11: 19,453,558 km (0.116 R)
• M12: 21,777,860 km (0.091 R)
• M13: 22,080,945 km (0.112 R)
• M14: 23,006,806 km (0.093 R)
• M15: 27,436,848 km (0.093 R)
• M16: 29,357,535 km (0.074 R)
• M17: 30,602,488 km (0.074 R)
• M18: 30,855,758 km (0.076 R)
• M19: 32,404,096 km (0.055 R)
• M20: 34,003,596 km (0.103 R)
• M21: 34,548,282 km (0.038 R)
• M22: 36,928,234 km (0.078 R)
• M23: 38,085,224 km (0.099 R)
• M24: 40,319,169 km (0.077 R)
• M25: 40,623,601 km (0.11 R)
• M26: 42,481,756 km (0.071 R)
• M27: 44,720,638 km (0.075 R)
• M28: 46,034,556 km (0.116 R)
• M29: 54,278,147 km (0.104 R)
• M30: 64,486,257 km (0.096 R)
• M31: 66,373,733 km (0.054 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: 327 - 14,480 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit