🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.7

Radius: 13.8

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.63 AU - 1.01 AU

Year: 495 Days

Day: 7.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 59,401,408 km

• M1: 171,589 km (0.076 R)
• M2: 620,233 km (0.092 R)
• M3: 1,138,440 km (0.062 R)
• M4: 2,046,948 km (0.047 R)
• M5: 2,888,884 km (0.031 R)
• M6: 3,549,509 km (0.081 R)
• M7: 4,177,969 km (0.09 R)
• M8: 5,379,240 km (0.115 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 769.3

Radius: 14.4

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.68 AU - 1.08 AU

Year: 550 Days

Day: 5.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 59,401,408 km

• M1: 179,069 km (0.112 R)
• M2: 685,308 km (0.061 R)
• M3: 1,161,927 km (0.108 R)
• M4: 2,101,102 km (0.085 R)
• M5: 3,376,424 km (0.12 R)
• M6: 3,846,909 km (0.114 R)
• M7: 4,331,457 km (0.116 R)
• M8: 4,970,539 km (0.104 R)
• M9: 5,582,843 km (0.095 R)
• M10: 6,776,335 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.5

Radius: 11.3

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.42 AU - 4.88 AU

Year: 5638 Days

Day: 12.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 113.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 59,401,408 km

• M1: 140,622 km (0.1 R)
• M2: 637,137 km (0.118 R)
• M3: 1,211,144 km (0.116 R)
• M4: 1,714,392 km (0.112 R)
• M5: 2,328,491 km (0.069 R)
• M6: 2,776,088 km (0.118 R)
• M7: 3,181,648 km (0.044 R)
• M8: 3,902,560 km (0.118 R)
• M9: 6,755,840 km (0.105 R)
• M10: 7,204,783 km (0.096 R)
• M11: 9,581,295 km (0.114 R)
• M12: 11,508,564 km (0.093 R)
• M13: 13,418,181 km (0.079 R)
• M14: 15,100,559 km (0.118 R)
• M15: 15,530,204 km (0.112 R)
• M16: 16,165,247 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.1

Radius: 14.5

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 4.3 AU - 4.94 AU

Year: 6622 Days

Day: 10.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 59,401,408 km

• M1: 180,415 km (0.106 R)
• M2: 648,956 km (0.114 R)
• M3: 1,319,902 km (0.051 R)
• M4: 1,893,460 km (0.059 R)
• M5: 2,836,824 km (0.116 R)
• M6: 3,471,119 km (0.081 R)
• M7: 4,026,277 km (0.075 R)
• M8: 4,560,341 km (0.066 R)
• M9: 5,406,018 km (0.075 R)
• M10: 5,962,223 km (0.091 R)
• M11: 6,522,318 km (0.098 R)
• M12: 8,996,966 km (0.095 R)
• M13: 11,336,227 km (0.117 R)
• M14: 12,620,376 km (0.066 R)
• M15: 19,159,897 km (0.079 R)
• M16: 20,164,895 km (0.063 R)
• M17: 21,508,434 km (0.112 R)
• M18: 22,202,119 km (0.067 R)
• M19: 23,391,572 km (0.048 R)
• M20: 26,594,761 km (0.088 R)
• M21: 27,664,237 km (0.115 R)
• M22: 28,393,077 km (0.113 R)
• M23: 30,656,643 km (0.088 R)
• M24: 35,221,023 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.7

Radius: 12

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 4.02 AU - 5.62 AU

Year: 7057 Days

Day: 6.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 59,401,408 km

• M1: 149,299 km (0.12 R)
• M2: 959,222 km (0.105 R)
• M3: 1,950,008 km (0.114 R)
• M4: 2,536,881 km (0.056 R)
• M5: 3,327,206 km (0.1 R)
• M6: 4,170,340 km (0.058 R)
• M7: 4,943,013 km (0.119 R)
• M8: 5,940,531 km (0.116 R)
• M9: 7,841,472 km (0.093 R)
• M10: 8,628,057 km (0.109 R)
• M11: 12,364,264 km (0.048 R)
• M12: 13,086,971 km (0.12 R)
• M13: 20,450,627 km (0.098 R)
• M14: 33,262,638 km (0.114 R)
• M15: 36,999,742 km (0.09 R)
• M16: 38,033,912 km (0.105 R)
• M17: 40,401,149 km (0.083 R)

Asteroid Belt

Center: 7.83 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 10.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 230.8

Radius: 4.2

Gravity: 13.08 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 10.44 AU - 11.22 AU

Year: 23767 Days

Day: 22.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 89.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,401,408 km

• M1: 54,304 km (0.115 R)
• M2: 2,146,580 km (0.111 R)
• M3: 2,618,711 km (0.093 R)
• M4: 3,283,224 km (0.109 R)
• M5: 3,518,841 km (0.082 R)
• M6: 4,202,803 km (0.113 R)
• M7: 4,738,064 km (0.053 R)
• M8: 4,903,818 km (0.106 R)
• M9: 6,991,905 km (0.073 R)
• M10: 7,294,243 km (0.069 R)
• M11: 9,242,755 km (0.119 R)
• M12: 10,870,679 km (0.111 R)
• M13: 17,822,492 km (0.113 R)
• M14: 23,140,098 km (0.115 R)
• M15: 29,760,402 km (0.112 R)
• M16: 33,742,548 km (0.06 R)
• M17: 35,606,986 km (0.117 R)
• M18: 37,801,587 km (0.111 R)
• M19: 47,944,322 km (0.101 R)
• M20: 53,717,603 km (0.091 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 188 - 18,964 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit