🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.4

Radius: 13.1

Gravity: 4.82 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.99 AU - 1.29 AU

Year: 826 Days

Day: 10.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 46,947,682 km

• M1: 163,062 km (0.039 R)
• M2: 633,248 km (0.103 R)
• M3: 1,107,323 km (0.118 R)
• M4: 1,678,039 km (0.058 R)
• M5: 2,565,005 km (0.089 R)
• M6: 3,128,540 km (0.074 R)
• M7: 4,193,378 km (0.089 R)
• M8: 4,626,613 km (0.05 R)
• M9: 5,201,219 km (0.085 R)
• M10: 5,883,834 km (0.049 R)
• M11: 6,472,202 km (0.088 R)
• M12: 7,099,765 km (0.106 R)
• M13: 7,669,584 km (0.09 R)
• M14: 8,116,881 km (0.081 R)
• M15: 9,423,918 km (0.034 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.7

Radius: 14.7

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.05 AU - 1.57 AU

Year: 1017 Days

Day: 7.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 46,947,682 km

• M1: 182,809 km (0.115 R)
• M2: 736,470 km (0.112 R)
• M3: 1,382,883 km (0.091 R)
• M4: 2,031,539 km (0.112 R)
• M5: 2,491,852 km (0.108 R)
• M6: 3,022,924 km (0.12 R)
• M7: 3,540,234 km (0.052 R)
• M8: 4,249,627 km (0.09 R)
• M9: 5,128,664 km (0.085 R)
• M10: 5,745,306 km (0.11 R)
• M11: 6,478,485 km (0.117 R)
• M12: 7,719,998 km (0.068 R)
• M13: 9,605,530 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.4

Radius: 9.9

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.12 AU - 1.68 AU

Year: 1124 Days

Day: 11.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 46,947,682 km

• M1: 123,119 km (0.08 R)
• M2: 517,908 km (0.104 R)
• M3: 848,669 km (0.109 R)
• M4: 1,177,634 km (0.11 R)
• M5: 1,585,887 km (0.065 R)
• M6: 1,941,780 km (0.116 R)
• M7: 2,290,792 km (0.1 R)
• M8: 2,841,163 km (0.058 R)
• M9: 3,371,936 km (0.093 R)
• M10: 4,252,319 km (0.06 R)
• M11: 4,697,224 km (0.1 R)
• M12: 5,120,586 km (0.105 R)
• M13: 5,831,774 km (0.101 R)
• M14: 6,901,997 km (0.116 R)
• M15: 7,495,302 km (0.068 R)
• M16: 7,933,025 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.2

Radius: 8.3

Gravity: 10.45 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.91 AU - 1.95 AU

Year: 1819 Days

Day: 11.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 46,947,682 km

• M1: 103,223 km (0.098 R)
• M2: 494,122 km (0.116 R)
• M3: 822,339 km (0.106 R)
• M4: 1,174,343 km (0.119 R)
• M5: 1,510,041 km (0.119 R)
• M6: 1,898,247 km (0.103 R)
• M7: 2,378,008 km (0.055 R)
• M8: 3,135,571 km (0.099 R)
• M9: 4,490,629 km (0.104 R)
• M10: 4,883,024 km (0.093 R)
• M11: 5,736,630 km (0.108 R)
• M12: 6,712,456 km (0.067 R)
• M13: 7,033,942 km (0.102 R)
• M14: 7,478,547 km (0.097 R)
• M15: 9,347,773 km (0.05 R)
• M16: 9,885,427 km (0.111 R)
• M17: 11,059,621 km (0.09 R)
• M18: 11,357,770 km (0.08 R)
• M19: 11,814,941 km (0.089 R)
• M20: 12,324,172 km (0.043 R)
• M21: 13,053,162 km (0.119 R)
• M22: 14,243,812 km (0.104 R)
• M23: 14,955,898 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.1

Radius: 9.7

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.86 AU - 2.6 AU

Year: 2259 Days

Day: 12.7 Hours

Environment

Temp: -205 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 46,947,682 km

• M1: 120,576 km (0.102 R)
• M2: 553,811 km (0.092 R)
• M3: 1,463,217 km (0.028 R)
• M4: 1,959,882 km (0.058 R)
• M5: 2,272,840 km (0.108 R)
• M6: 2,942,740 km (0.067 R)
• M7: 4,712,333 km (0.079 R)
• M8: 5,128,813 km (0.109 R)
• M9: 5,524,649 km (0.064 R)
• M10: 6,993,551 km (0.076 R)
• M11: 7,343,460 km (0.067 R)
• M12: 7,847,156 km (0.049 R)
• M13: 8,584,823 km (0.11 R)
• M14: 9,927,464 km (0.108 R)
• M15: 13,637,491 km (0.105 R)
• M16: 14,313,225 km (0.049 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 521.4

Radius: 3.9

Gravity: 34.28 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 5.49 AU - 7.41 AU

Year: 11110 Days

Day: 23.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 46,947,682 km

• M1: 48,470 km (0.119 R)
• M2: 194,477 km (0.117 R)
• M3: 713,133 km (0.055 R)
• M4: 1,122,732 km (0.115 R)
• M5: 1,991,148 km (0.082 R)
• M6: 3,572,996 km (0.096 R)
• M7: 4,495,416 km (0.071 R)
• M8: 4,794,462 km (0.084 R)
• M9: 5,498,919 km (0.114 R)
• M10: 6,604,896 km (0.09 R)
• M11: 10,077,810 km (0.103 R)
• M12: 11,719,796 km (0.112 R)
• M13: 12,691,883 km (0.117 R)
• M14: 15,997,398 km (0.1 R)
• M15: 21,542,991 km (0.112 R)
• M16: 22,304,594 km (0.097 R)
• M17: 23,881,206 km (0.103 R)
• M18: 45,831,103 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: 173 - 16,860 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit