🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473

Radius: 13.1

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.98 AU - 1.32 AU

Year: 851 Days

Day: 6.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 24,491,004 km

• M1: 162,912 km (0.084 R)
• M2: 1,722,619 km (0.109 R)
• M3: 2,162,587 km (0.113 R)
• M4: 2,837,273 km (0.105 R)
• M5: 3,917,819 km (0.066 R)
• M6: 4,433,333 km (0.063 R)
• M7: 5,011,080 km (0.104 R)
• M8: 6,001,268 km (0.103 R)
• M9: 7,316,682 km (0.061 R)
• M10: 7,842,220 km (0.034 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.2

Radius: 13.3

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.21 AU - 1.23 AU

Year: 930 Days

Day: 6.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 24,491,004 km

• M1: 165,455 km (0.119 R)
• M2: 593,156 km (0.041 R)
• M3: 1,210,845 km (0.115 R)
• M4: 1,789,789 km (0.11 R)
• M5: 2,754,546 km (0.051 R)
• M6: 3,248,817 km (0.1 R)
• M7: 3,787,668 km (0.027 R)
• M8: 4,321,882 km (0.118 R)
• M9: 4,941,068 km (0.077 R)
• M10: 5,618,746 km (0.09 R)
• M11: 6,192,753 km (0.111 R)
• M12: 6,740,431 km (0.097 R)
• M13: 7,981,645 km (0.032 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.4

Radius: 10.6

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.27 AU - 1.85 AU

Year: 1345 Days

Day: 7 Hours

Environment

Temp: -198 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 24,491,004 km

• M1: 131,796 km (0.088 R)
• M2: 606,619 km (0.083 R)
• M3: 1,137,991 km (0.063 R)
• M4: 2,159,744 km (0.075 R)
• M5: 2,710,115 km (0.077 R)
• M6: 3,366,401 km (0.04 R)
• M7: 4,716,821 km (0.12 R)
• M8: 5,052,219 km (0.116 R)
• M9: 5,463,763 km (0.111 R)
• M10: 5,982,718 km (0.1 R)
• M11: 6,579,913 km (0.078 R)
• M12: 7,919,412 km (0.061 R)
• M13: 10,211,401 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.6

Radius: 10.5

Gravity: 6.27 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.06 AU - 2.24 AU

Year: 2176 Days

Day: 14.5 Hours

Environment

Temp: -208 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 24,491,004 km

• M1: 130,898 km (0.102 R)
• M2: 606,171 km (0.098 R)
• M3: 1,019,360 km (0.078 R)
• M4: 1,364,632 km (0.035 R)
• M5: 2,052,034 km (0.081 R)
• M6: 2,461,633 km (0.047 R)
• M7: 2,987,619 km (0.098 R)
• M8: 3,767,622 km (0.052 R)
• M9: 4,127,256 km (0.092 R)
• M10: 5,117,145 km (0.046 R)
• M11: 6,362,697 km (0.092 R)
• M12: 7,650,286 km (0.063 R)
• M13: 8,074,695 km (0.077 R)
• M14: 9,272,525 km (0.119 R)
• M15: 10,734,096 km (0.116 R)
• M16: 11,305,410 km (0.088 R)
• M17: 12,220,800 km (0.088 R)
• M18: 12,550,513 km (0.09 R)
• M19: 14,063,546 km (0.097 R)
• M20: 15,074,828 km (0.063 R)
• M21: 15,937,708 km (0.109 R)
• M22: 16,782,637 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.1

Radius: 10.7

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 5.25 AU - 5.65 AU

Year: 8782 Days

Day: 12.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 24,491,004 km

• M1: 133,142 km (0.099 R)
• M2: 923,318 km (0.043 R)
• M3: 1,263,354 km (0.058 R)
• M4: 1,888,374 km (0.112 R)
• M5: 3,428,334 km (0.114 R)
• M6: 4,029,419 km (0.099 R)
• M7: 5,413,648 km (0.112 R)
• M8: 6,072,926 km (0.114 R)
• M9: 6,552,686 km (0.11 R)
• M10: 7,770,861 km (0.084 R)
• M11: 12,942,310 km (0.067 R)
• M12: 13,416,087 km (0.09 R)
• M13: 16,020,586 km (0.117 R)
• M14: 18,084,887 km (0.098 R)
• M15: 25,662,468 km (0.053 R)
• M16: 26,748,099 km (0.045 R)
• M17: 28,832,446 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 104.1

Radius: 5

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 4.34 AU - 7.04 AU

Year: 9369 Days

Day: 24.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 24,491,004 km

• M1: 62,233 km (0.099 R)
• M2: 278,850 km (0.108 R)
• M3: 610,060 km (0.065 R)
• M4: 885,320 km (0.117 R)
• M5: 1,299,557 km (0.086 R)
• M6: 1,977,534 km (0.042 R)
• M7: 2,348,088 km (0.051 R)
• M8: 3,043,120 km (0.08 R)
• M9: 3,887,450 km (0.119 R)
• M10: 4,927,903 km (0.092 R)
• M11: 5,286,190 km (0.053 R)
• M12: 6,346,690 km (0.102 R)
• M13: 7,343,909 km (0.109 R)
• M14: 7,743,335 km (0.102 R)
• M15: 17,283,790 km (0.085 R)
• M16: 23,408,177 km (0.09 R)
• M17: 24,126,397 km (0.106 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 177 - 10,796 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit