🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.7

Radius: 14.9

Gravity: 3.26 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.66 AU - 0.78 AU

Year: 388 Days

Day: 10.4 Hours

Environment

Temp: -136 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 68,305,061 km

• M1: 185,950 km (0.078 R)
• M2: 751,281 km (0.045 R)
• M3: 1,286,542 km (0.096 R)
• M4: 1,792,631 km (0.069 R)
• M5: 2,544,361 km (0.107 R)
• M6: 3,304,916 km (0.117 R)
• M7: 4,267,130 km (0.078 R)
• M8: 4,785,636 km (0.072 R)
• M9: 5,361,887 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.2

Radius: 13.6

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.55 AU - 1.95 AU

Year: 1472 Days

Day: 14.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 68,305,061 km

• M1: 169,195 km (0.11 R)
• M2: 762,500 km (0.065 R)
• M3: 1,480,121 km (0.072 R)
• M4: 2,148,973 km (0.112 R)
• M5: 2,901,002 km (0.066 R)
• M6: 3,755,804 km (0.117 R)
• M7: 4,694,082 km (0.095 R)
• M8: 5,837,459 km (0.039 R)
• M9: 6,750,903 km (0.073 R)

Planet 3 - Ice Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 821.3

Radius: 5

Gravity: 32.85 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 10.18 AU - 10.88 AU

Year: 21726 Days

Day: 17.6 Hours

Environment

Temp: -237 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 68,305,061 km

• M1: 62,233 km (0.058 R)
• M2: 593,904 km (0.117 R)
• M3: 765,792 km (0.083 R)
• M4: 934,388 km (0.096 R)
• M5: 1,317,508 km (0.119 R)
• M6: 1,511,088 km (0.063 R)
• M7: 2,231,252 km (0.119 R)
• M8: 2,436,650 km (0.088 R)
• M9: 4,011,467 km (0.115 R)
• M10: 4,350,755 km (0.105 R)
• M11: 4,895,291 km (0.037 R)
• M12: 5,086,627 km (0.066 R)
• M13: 6,075,170 km (0.108 R)
• M14: 7,234,553 km (0.108 R)
• M15: 7,788,514 km (0.104 R)
• M16: 8,755,515 km (0.09 R)
• M17: 9,443,066 km (0.053 R)
• M18: 11,055,133 km (0.099 R)
• M19: 12,202,998 km (0.114 R)
• M20: 14,341,050 km (0.085 R)
• M21: 17,682,020 km (0.087 R)
• M22: 18,870,425 km (0.115 R)
• M23: 19,723,881 km (0.053 R)
• M24: 25,277,253 km (0.049 R)
• M25: 25,505,091 km (0.1 R)
• M26: 28,347,151 km (0.092 R)
• M27: 29,717,617 km (0.081 R)
• M28: 30,354,904 km (0.05 R)
• M29: 34,791,229 km (0.081 R)
• M30: 35,214,740 km (0.089 R)
• M31: 36,651,329 km (0.088 R)
• M32: 36,943,194 km (0.063 R)
• M33: 50,834,404 km (0.071 R)
• M34: 69,609,236 km (0.087 R)
• M35: 70,281,528 km (0.097 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 415.2

Radius: 3.9

Gravity: 27.3 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 10.53 AU - 10.61 AU

Year: 21850 Days

Day: 23 Hours

Environment

Temp: -237 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 68,305,061 km

• M1: 48,769 km (0.062 R)
• M2: 175,478 km (0.083 R)
• M3: 302,636 km (0.1 R)
• M4: 554,559 km (0.114 R)
• M5: 689,646 km (0.047 R)
• M6: 1,140,833 km (0.083 R)
• M7: 2,306,201 km (0.118 R)
• M8: 3,340,371 km (0.052 R)
• M9: 3,619,221 km (0.063 R)
• M10: 4,066,369 km (0.101 R)
• M11: 9,645,921 km (0.048 R)
• M12: 11,529,059 km (0.071 R)
• M13: 12,556,497 km (0.116 R)
• M14: 21,040,641 km (0.069 R)
• M15: 21,415,982 km (0.105 R)
• M16: 24,893,534 km (0.045 R)
• M17: 25,525,137 km (0.118 R)
• M18: 25,738,014 km (0.094 R)
• M19: 26,167,360 km (0.089 R)
• M20: 30,248,689 km (0.062 R)
• M21: 32,067,500 km (0.081 R)
• M22: 33,066,665 km (0.111 R)
• M23: 36,862,860 km (0.03 R)
• M24: 37,958,964 km (0.101 R)
• M25: 40,216,096 km (0.107 R)
• M26: 40,939,402 km (0.11 R)
• M27: 43,463,567 km (0.119 R)
• M28: 44,532,294 km (0.086 R)
• M29: 45,618,524 km (0.084 R)
• M30: 47,682,377 km (0.115 R)
• M31: 50,306,772 km (0.075 R)
• M32: 51,484,706 km (0.095 R)
• M33: 52,165,974 km (0.08 R)
• M34: 58,755,013 km (0.05 R)
• M35: 60,626,482 km (0.05 R)
• M36: 62,151,931 km (0.091 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: 221 - 19,154 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit