🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 69.6

Radius: 14.6

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.97 AU - 1.11 AU

Year: 732 Days

Day: 7.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 118.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 29,077,233 km

• M1: 181,612 km (0.044 R)
• M2: 639,830 km (0.101 R)
• M3: 1,105,977 km (0.115 R)
• M4: 1,603,988 km (0.102 R)
• M5: 2,323,554 km (0.104 R)
• M6: 2,930,024 km (0.046 R)
• M7: 3,577,783 km (0.048 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.8

Radius: 13.3

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.84 AU - 1.3 AU

Year: 764 Days

Day: 14.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,077,233 km

• M1: 165,455 km (0.088 R)
• M2: 593,156 km (0.109 R)
• M3: 1,034,768 km (0.105 R)
• M4: 1,682,677 km (0.108 R)
• M5: 2,256,983 km (0.113 R)
• M6: 2,753,947 km (0.089 R)
• M7: 3,531,108 km (0.094 R)
• M8: 4,080,282 km (0.116 R)
• M9: 4,533,414 km (0.098 R)
• M10: 5,332,865 km (0.088 R)
• M11: 6,717,094 km (0.107 R)
• M12: 7,375,474 km (0.109 R)
• M13: 7,977,456 km (0.027 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.3

Radius: 9

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.97 AU - 1.55 AU

Year: 976 Days

Day: 14.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,077,233 km

• M1: 112,049 km (0.081 R)
• M2: 405,859 km (0.079 R)
• M3: 1,045,240 km (0.087 R)
• M4: 1,560,306 km (0.113 R)
• M5: 2,007,304 km (0.066 R)
• M6: 2,704,430 km (0.104 R)
• M7: 3,059,576 km (0.076 R)
• M8: 3,893,584 km (0.108 R)
• M9: 5,148,860 km (0.077 R)
• M10: 5,966,113 km (0.11 R)
• M11: 6,344,745 km (0.093 R)
• M12: 7,150,329 km (0.113 R)
• M13: 7,716,557 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 548.1

Radius: 14

Gravity: 2.8 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.21 AU - 1.47 AU

Year: 1071 Days

Day: 11 Hours

Environment

Temp: -190 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,077,233 km

• M1: 174,132 km (0.1 R)
• M2: 641,775 km (0.071 R)
• M3: 1,115,103 km (0.047 R)
• M4: 1,576,462 km (0.12 R)
• M5: 2,188,766 km (0.077 R)
• M6: 2,770,852 km (0.067 R)
• M7: 3,793,204 km (0.105 R)
• M8: 4,251,123 km (0.08 R)
• M9: 5,016,914 km (0.085 R)
• M10: 5,670,358 km (0.06 R)
• M11: 7,266,417 km (0.105 R)
• M12: 7,977,606 km (0.107 R)
• M13: 8,734,870 km (0.092 R)
• M14: 9,172,893 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.3

Radius: 8.4

Gravity: 12.32 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.53 AU - 2.05 AU

Year: 1653 Days

Day: 5.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,077,233 km

• M1: 106,962 km (0.099 R)
• M2: 374,294 km (0.101 R)
• M3: 758,760 km (0.089 R)
• M4: 1,113,158 km (0.086 R)
• M5: 1,509,891 km (0.089 R)
• M6: 2,127,880 km (0.113 R)
• M7: 2,562,911 km (0.1 R)
• M8: 3,118,218 km (0.098 R)
• M9: 3,542,777 km (0.087 R)
• M10: 3,840,776 km (0.115 R)
• M11: 5,116,846 km (0.055 R)
• M12: 5,923,926 km (0.095 R)
• M13: 7,083,010 km (0.087 R)
• M14: 8,982,305 km (0.084 R)
• M15: 9,775,024 km (0.104 R)
• M16: 10,470,355 km (0.092 R)
• M17: 11,273,097 km (0.067 R)
• M18: 11,574,836 km (0.108 R)
• M19: 12,076,887 km (0.061 R)
• M20: 12,353,194 km (0.037 R)
• M21: 14,807,646 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.9

Radius: 10.4

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.49 AU - 2.12 AU

Year: 1667 Days

Day: 14.9 Hours

Environment

Temp: -188 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 29,077,233 km

• M1: 129,402 km (0.078 R)
• M2: 452,833 km (0.099 R)
• M3: 794,813 km (0.087 R)
• M4: 1,250,638 km (0.027 R)
• M5: 1,722,320 km (0.112 R)
• M6: 2,075,521 km (0.089 R)
• M7: 3,244,329 km (0.12 R)
• M8: 3,838,681 km (0.093 R)
• M9: 4,691,539 km (0.068 R)
• M10: 5,122,680 km (0.098 R)
• M11: 5,797,067 km (0.114 R)
• M12: 6,481,926 km (0.075 R)
• M13: 7,169,029 km (0.12 R)
• M14: 8,178,366 km (0.087 R)
• M15: 9,279,706 km (0.102 R)
• M16: 9,929,409 km (0.07 R)
• M17: 10,775,535 km (0.051 R)
• M18: 12,025,425 km (0.069 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727.7

Radius: 13.9

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.94 AU - 1.96 AU

Year: 1880 Days

Day: 5.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,077,233 km

• M1: 172,935 km (0.037 R)
• M2: 722,857 km (0.092 R)
• M3: 1,400,236 km (0.115 R)
• M4: 2,341,356 km (0.096 R)
• M5: 2,872,130 km (0.082 R)
• M6: 3,865,609 km (0.112 R)
• M7: 4,737,017 km (0.077 R)
• M8: 5,388,067 km (0.104 R)
• M9: 6,605,943 km (0.066 R)
• M10: 9,515,322 km (0.103 R)
• M11: 10,519,124 km (0.076 R)
• M12: 12,737,511 km (0.105 R)
• M13: 13,741,163 km (0.102 R)
• M14: 14,617,208 km (0.059 R)

Asteroid Belt

Center: 2.59 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952.4

Radius: 8.2

Gravity: 14.16 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.52 AU - 3.94 AU

Year: 4007 Days

Day: 8.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 29,077,233 km

• M1: 102,026 km (0.086 R)
• M2: 449,990 km (0.114 R)
• M3: 717,771 km (0.045 R)
• M4: 1,025,045 km (0.119 R)
• M5: 1,323,044 km (0.057 R)
• M6: 1,593,517 km (0.09 R)
• M7: 2,689,919 km (0.112 R)
• M8: 2,959,195 km (0.113 R)
• M9: 4,059,787 km (0.028 R)
• M10: 5,245,201 km (0.116 R)
• M11: 6,144,134 km (0.102 R)
• M12: 7,521,033 km (0.084 R)
• M13: 8,244,339 km (0.108 R)
• M14: 9,052,915 km (0.117 R)
• M15: 9,662,078 km (0.078 R)
• M16: 10,168,766 km (0.102 R)
• M17: 12,721,205 km (0.084 R)
• M18: 13,227,294 km (0.115 R)
• M19: 13,746,698 km (0.119 R)
• M20: 14,387,874 km (0.075 R)
• M21: 18,339,652 km (0.088 R)
• M22: 19,982,685 km (0.08 R)
• M23: 21,650,253 km (0.094 R)
• M24: 21,936,882 km (0.12 R)
• M25: 22,444,617 km (0.055 R)
• M26: 25,657,381 km (0.112 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: 249 - 13,137 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit