🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.95 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.7

Radius: 8.7

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.65 AU - 2.13 AU

Year: 1794 Days

Day: 11.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,736,022 km

• M1: 108,159 km (0.081 R)
• M2: 407,505 km (0.115 R)
• M3: 813,962 km (0.078 R)
• M4: 1,448,107 km (0.101 R)
• M5: 1,888,524 km (0.114 R)
• M6: 2,656,110 km (0.081 R)
• M7: 2,940,047 km (0.079 R)
• M8: 3,244,179 km (0.094 R)
• M9: 3,682,651 km (0.113 R)
• M10: 4,231,675 km (0.08 R)
• M11: 4,640,077 km (0.11 R)
• M12: 5,115,350 km (0.082 R)
• M13: 6,256,781 km (0.114 R)
• M14: 6,639,901 km (0.084 R)
• M15: 8,388,850 km (0.113 R)
• M16: 9,871,814 km (0.051 R)
• M17: 10,524,659 km (0.11 R)
• M18: 11,380,957 km (0.099 R)
• M19: 11,736,103 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.9

Radius: 9.5

Gravity: 10.29 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 3.94 AU - 6.46 AU

Year: 8185 Days

Day: 8 Hours

Environment

Temp: -219 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 37,736,022 km

• M1: 118,332 km (0.078 R)
• M2: 483,052 km (0.106 R)
• M3: 895,044 km (0.036 R)
• M4: 1,270,984 km (0.095 R)
• M5: 1,664,127 km (0.086 R)
• M6: 2,137,754 km (0.118 R)
• M7: 2,699,344 km (0.097 R)
• M8: 3,171,475 km (0.11 R)
• M9: 3,955,966 km (0.095 R)
• M10: 4,309,615 km (0.071 R)
• M11: 5,207,203 km (0.063 R)
• M12: 6,704,378 km (0.067 R)
• M13: 9,293,768 km (0.091 R)
• M14: 10,628,630 km (0.117 R)
• M15: 11,207,424 km (0.056 R)
• M16: 11,696,609 km (0.054 R)
• M17: 12,256,853 km (0.08 R)
• M18: 14,359,152 km (0.089 R)
• M19: 15,529,157 km (0.067 R)
• M20: 17,473,630 km (0.111 R)
• M21: 17,837,153 km (0.114 R)
• M22: 20,046,563 km (0.099 R)
• M23: 24,273,750 km (0.094 R)
• M24: 27,367,883 km (0.115 R)
• M25: 31,032,881 km (0.081 R)
• M26: 33,315,147 km (0.106 R)
• M27: 43,301,253 km (0.111 R)
• M28: 44,370,728 km (0.11 R)
• M29: 46,146,156 km (0.085 R)

Planet 3 - Ice Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 352.4

Radius: 5.9

Gravity: 10.12 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 5.45 AU - 5.99 AU

Year: 9443 Days

Day: 15.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 104.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 37,736,022 km

• M1: 82,129 km (0.114 R)
• M2: 338,540 km (0.111 R)
• M3: 729,290 km (0.095 R)
• M4: 1,151,305 km (0.099 R)
• M5: 1,339,948 km (0.106 R)
• M6: 3,480,394 km (0.107 R)
• M7: 5,321,047 km (0.084 R)
• M8: 6,622,249 km (0.096 R)
• M9: 7,234,703 km (0.032 R)
• M10: 8,162,658 km (0.119 R)
• M11: 10,299,215 km (0.088 R)
• M12: 15,575,831 km (0.07 R)
• M13: 17,581,490 km (0.12 R)
• M14: 18,194,542 km (0.061 R)
• M15: 24,034,693 km (0.086 R)
• M16: 24,789,414 km (0.085 R)
• M17: 32,106,695 km (0.116 R)
• M18: 32,308,503 km (0.097 R)
• M19: 32,816,986 km (0.106 R)
• M20: 34,058,947 km (0.111 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 506.3

Radius: 6.3

Gravity: 12.76 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 7.02 AU - 10.42 AU

Year: 17774 Days

Day: 16.2 Hours

Environment

Temp: -242 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,736,022 km

• M1: 78,838 km (0.119 R)
• M2: 527,931 km (0.045 R)
• M3: 967,300 km (0.049 R)
• M4: 2,319,515 km (0.03 R)
• M5: 3,674,572 km (0.032 R)
• M6: 4,112,745 km (0.096 R)
• M7: 6,588,589 km (0.116 R)
• M8: 11,778,738 km (0.082 R)
• M9: 19,785,665 km (0.061 R)
• M10: 21,863,280 km (0.092 R)
• M11: 22,144,524 km (0.082 R)
• M12: 22,906,426 km (0.111 R)
• M13: 27,848,990 km (0.115 R)
• M14: 36,525,517 km (0.088 R)
• M15: 45,003,976 km (0.087 R)
• M16: 48,097,660 km (0.115 R)
• M17: 51,000,607 km (0.112 R)
• M18: 52,327,540 km (0.105 R)
• M19: 57,686,884 km (0.073 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 66.3

Radius: 3.9

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 8.42 AU - 11.96 AU

Year: 22453 Days

Day: 21.8 Hours

Environment

Temp: -239 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 37,736,022 km

• M1: 48,470 km (0.106 R)
• M2: 180,864 km (0.047 R)
• M3: 550,221 km (0.09 R)
• M4: 695,780 km (0.052 R)
• M5: 986,748 km (0.089 R)
• M6: 4,113,044 km (0.1 R)
• M7: 4,455,324 km (0.117 R)
• M8: 4,844,727 km (0.105 R)
• M9: 8,229,828 km (0.106 R)
• M10: 8,644,962 km (0.083 R)
• M11: 9,293,768 km (0.112 R)
• M12: 9,881,837 km (0.112 R)
• M13: 11,131,578 km (0.04 R)
• M14: 12,162,008 km (0.045 R)
• M15: 15,506,866 km (0.058 R)
• M16: 21,832,313 km (0.069 R)
• M17: 23,769,905 km (0.078 R)
• M18: 25,037,448 km (0.086 R)
• M19: 25,819,097 km (0.081 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: 262 - 18,706 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit