🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.6

Radius: 12.6

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.6 AU - 0.66 AU

Year: 351 Days

Day: 14.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,236,032 km

• M1: 157,078 km (0.104 R)
• M2: 560,244 km (0.063 R)
• M3: 975,528 km (0.068 R)
• M4: 1,483,412 km (0.105 R)
• M5: 1,933,403 km (0.092 R)
• M6: 2,484,222 km (0.089 R)
• M7: 2,894,719 km (0.073 R)
• M8: 3,548,761 km (0.058 R)
• M9: 4,008,026 km (0.049 R)
• M10: 4,563,184 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 727

Radius: 9.1

Gravity: 8.78 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.58 AU - 0.7 AU

Year: 360 Days

Day: 10.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,236,032 km

• M1: 113,246 km (0.054 R)
• M2: 554,559 km (0.041 R)
• M3: 867,967 km (0.09 R)
• M4: 1,228,647 km (0.076 R)
• M5: 1,512,883 km (0.115 R)
• M6: 1,988,156 km (0.1 R)
• M7: 2,322,657 km (0.03 R)
• M8: 2,794,039 km (0.026 R)
• M9: 3,407,989 km (0.08 R)
• M10: 4,282,089 km (0.118 R)
• M11: 4,786,384 km (0.065 R)
• M12: 5,113,704 km (0.055 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 35.3

Radius: 3.4

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 6.97 AU - 9.35 AU

Year: 16385 Days

Day: 22.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,236,032 km

• M1: 42,336 km (0.097 R)
• M2: 149,448 km (0.041 R)
• M3: 457,470 km (0.053 R)
• M4: 2,451,161 km (0.088 R)
• M5: 2,883,200 km (0.107 R)
• M6: 3,173,120 km (0.088 R)
• M7: 4,137,428 km (0.087 R)
• M8: 4,796,407 km (0.113 R)
• M9: 6,714,102 km (0.061 R)
• M10: 7,687,535 km (0.068 R)
• M11: 9,126,517 km (0.063 R)
• M12: 11,253,051 km (0.056 R)
• M13: 16,907,701 km (0.111 R)
• M14: 20,861,573 km (0.108 R)
• M15: 23,693,760 km (0.088 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 619.4

Radius: 4.2

Gravity: 35.11 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 8.63 AU - 8.91 AU

Year: 18256 Days

Day: 18.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 69,236,032 km

• M1: 65,673 km (0.11 R)
• M2: 200,760 km (0.099 R)
• M3: 404,213 km (0.109 R)
• M4: 581,188 km (0.048 R)
• M5: 739,761 km (0.087 R)
• M6: 1,226,553 km (0.088 R)
• M7: 1,653,804 km (0.054 R)
• M8: 1,901,539 km (0.054 R)
• M9: 2,298,122 km (0.098 R)
• M10: 3,388,841 km (0.118 R)
• M11: 3,642,559 km (0.051 R)
• M12: 5,438,481 km (0.086 R)
• M13: 5,668,712 km (0.104 R)
• M14: 8,141,864 km (0.106 R)
• M15: 10,235,935 km (0.104 R)
• M16: 12,332,699 km (0.109 R)
• M17: 12,932,138 km (0.093 R)
• M18: 16,461,002 km (0.096 R)
• M19: 19,582,810 km (0.075 R)
• M20: 25,660,373 km (0.074 R)
• M21: 27,187,767 km (0.114 R)
• M22: 28,315,137 km (0.096 R)
• M23: 30,904,377 km (0.088 R)
• M24: 32,506,121 km (0.057 R)
• M25: 33,647,104 km (0.036 R)
• M26: 34,292,170 km (0.07 R)
• M27: 34,683,369 km (0.085 R)
• M28: 36,142,696 km (0.081 R)
• M29: 38,758,864 km (0.088 R)
• M30: 39,041,454 km (0.057 R)
• M31: 43,445,765 km (0.105 R)
• M32: 46,718,517 km (0.044 R)
• M33: 48,824,706 km (0.115 R)
• M34: 51,332,415 km (0.091 R)
• M35: 59,181,516 km (0.099 R)
• M36: 62,416,420 km (0.082 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 394 - 13,241 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit