🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.89 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.2

Radius: 14.9

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.61 AU - 1.95 AU

Year: 1584 Days

Day: 7.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,245,501 km

• M1: 185,950 km (0.09 R)
• M2: 652,546 km (0.075 R)
• M3: 1,128,118 km (0.106 R)
• M4: 1,946,418 km (0.069 R)
• M5: 2,458,791 km (0.047 R)
• M6: 3,523,778 km (0.026 R)
• M7: 4,162,561 km (0.083 R)
• M8: 4,651,147 km (0.046 R)
• M9: 5,377,445 km (0.056 R)
• M10: 6,950,317 km (0.081 R)
• M11: 8,318,689 km (0.096 R)
• M12: 9,996,579 km (0.119 R)
• M13: 10,915,857 km (0.048 R)
• M14: 13,545,339 km (0.082 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.7

Radius: 11.2

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.97 AU - 2.65 AU

Year: 2341 Days

Day: 9.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,245,501 km

• M1: 139,276 km (0.114 R)
• M2: 726,447 km (0.083 R)
• M3: 1,283,849 km (0.096 R)
• M4: 1,718,730 km (0.089 R)
• M5: 2,434,855 km (0.086 R)
• M6: 2,787,756 km (0.09 R)
• M7: 3,407,839 km (0.114 R)
• M8: 3,815,194 km (0.077 R)
• M9: 4,814,658 km (0.077 R)
• M10: 5,733,488 km (0.112 R)
• M11: 6,930,421 km (0.097 R)
• M12: 9,778,016 km (0.1 R)
• M13: 10,531,989 km (0.1 R)
• M14: 11,363,005 km (0.117 R)
• M15: 11,834,388 km (0.103 R)
• M16: 16,584,121 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 831.9

Radius: 12.6

Gravity: 5.24 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.95 AU - 3.49 AU

Year: 3853 Days

Day: 7.5 Hours

Environment

Temp: -217 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 47,245,501 km

• M1: 157,377 km (0.063 R)
• M2: 552,615 km (0.083 R)
• M3: 958,773 km (0.12 R)
• M4: 1,444,517 km (0.049 R)
• M5: 1,945,221 km (0.104 R)
• M6: 2,577,422 km (0.113 R)
• M7: 3,042,073 km (0.065 R)
• M8: 4,052,457 km (0.091 R)
• M9: 6,698,095 km (0.089 R)
• M10: 7,618,720 km (0.092 R)
• M11: 8,473,523 km (0.093 R)
• M12: 9,272,824 km (0.09 R)
• M13: 9,711,295 km (0.032 R)
• M14: 10,501,471 km (0.061 R)
• M15: 12,352,147 km (0.111 R)
• M16: 13,889,414 km (0.084 R)
• M17: 20,511,663 km (0.086 R)
• M18: 23,093,872 km (0.092 R)
• M19: 24,274,947 km (0.061 R)
• M20: 26,042,745 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 441.3

Radius: 7.5

Gravity: 7.85 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 5.55 AU - 8.33 AU

Year: 12192 Days

Day: 20.5 Hours

Environment

Temp: -238 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 47,245,501 km

• M1: 93,349 km (0.11 R)
• M2: 406,607 km (0.07 R)
• M3: 786,735 km (0.083 R)
• M4: 1,484,460 km (0.096 R)
• M5: 1,787,844 km (0.063 R)
• M6: 2,405,085 km (0.088 R)
• M7: 2,933,614 km (0.097 R)
• M8: 3,687,438 km (0.046 R)
• M9: 7,233,057 km (0.086 R)
• M10: 9,436,783 km (0.108 R)
• M11: 11,996,253 km (0.108 R)
• M12: 12,396,128 km (0.075 R)
• M13: 19,590,440 km (0.09 R)
• M14: 20,305,667 km (0.108 R)
• M15: 22,469,451 km (0.112 R)
• M16: 24,144,797 km (0.104 R)
• M17: 24,782,533 km (0.096 R)
• M18: 31,036,173 km (0.115 R)
• M19: 37,533,208 km (0.115 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 496 - 13,870 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit