🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.7

Radius: 9.2

Gravity: 9.35 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.68 AU - 1.1 AU

Year: 580 Days

Day: 5.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 69,635,138 km

• M1: 114,592 km (0.108 R)
• M2: 547,827 km (0.05 R)
• M3: 1,110,166 km (0.066 R)
• M4: 1,396,496 km (0.089 R)
• M5: 1,724,863 km (0.112 R)
• M6: 2,014,036 km (0.112 R)
• M7: 2,530,448 km (0.099 R)
• M8: 2,906,687 km (0.08 R)
• M9: 3,941,455 km (0.08 R)
• M10: 4,800,446 km (0.079 R)
• M11: 6,101,200 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.5

Radius: 14.2

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.06 AU - 1.08 AU

Year: 764 Days

Day: 8.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 69,635,138 km

• M1: 176,675 km (0.11 R)
• M2: 618,886 km (0.101 R)
• M3: 1,295,069 km (0.099 R)
• M4: 2,698,596 km (0.102 R)
• M5: 3,258,092 km (0.049 R)
• M6: 3,700,902 km (0.12 R)
• M7: 4,169,143 km (0.061 R)
• M8: 4,645,313 km (0.12 R)
• M9: 5,209,596 km (0.078 R)
• M10: 6,782,019 km (0.117 R)
• M11: 7,247,568 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.4

Radius: 8.1

Gravity: 12.99 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.32 AU - 3.78 AU

Year: 3677 Days

Day: 8.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 44.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 69,635,138 km

• M1: 101,128 km (0.094 R)
• M2: 543,040 km (0.113 R)
• M3: 1,183,170 km (0.094 R)
• M4: 1,605,036 km (0.115 R)
• M5: 2,167,374 km (0.049 R)
• M6: 3,182,994 km (0.116 R)
• M7: 4,631,400 km (0.1 R)
• M8: 7,508,018 km (0.042 R)
• M9: 9,142,075 km (0.103 R)
• M10: 14,109,174 km (0.113 R)
• M11: 18,558,214 km (0.074 R)
• M12: 23,203,827 km (0.086 R)
• M13: 26,145,070 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 782.7

Radius: 14

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 3.24 AU - 3.72 AU

Year: 4481 Days

Day: 13.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 69,635,138 km

• M1: 174,132 km (0.078 R)
• M2: 754,721 km (0.063 R)
• M3: 1,361,490 km (0.119 R)
• M4: 2,710,115 km (0.09 R)
• M5: 3,339,922 km (0.098 R)
• M6: 5,080,344 km (0.064 R)
• M7: 7,329,996 km (0.112 R)
• M8: 8,522,291 km (0.11 R)
• M9: 9,145,217 km (0.09 R)
• M10: 10,136,602 km (0.059 R)
• M11: 12,042,479 km (0.062 R)
• M12: 12,480,202 km (0.1 R)
• M13: 13,182,265 km (0.064 R)
• M14: 13,647,515 km (0.101 R)
• M15: 16,081,622 km (0.118 R)
• M16: 17,463,307 km (0.117 R)
• M17: 18,857,709 km (0.109 R)
• M18: 26,062,642 km (0.102 R)
• M19: 27,377,308 km (0.112 R)
• M20: 28,306,610 km (0.049 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 606.7

Radius: 3.3

Gravity: 55.71 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 8.81 AU - 9.17 AU

Year: 18606 Days

Day: 22 Hours

Environment

Temp: -228 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 69,635,138 km

• M1: 40,990 km (0.095 R)
• M2: 164,258 km (0.073 R)
• M3: 271,221 km (0.026 R)
• M4: 467,493 km (0.056 R)
• M5: 704,157 km (0.056 R)
• M6: 887,863 km (0.043 R)
• M7: 1,278,463 km (0.047 R)
• M8: 2,874,074 km (0.098 R)
• M9: 3,128,391 km (0.06 R)
• M10: 3,681,753 km (0.103 R)
• M11: 6,859,362 km (0.083 R)
• M12: 12,067,462 km (0.095 R)
• M13: 16,707,689 km (0.066 R)
• M14: 17,525,839 km (0.116 R)
• M15: 19,597,770 km (0.053 R)
• M16: 22,214,536 km (0.051 R)
• M17: 22,903,284 km (0.111 R)
• M18: 24,949,484 km (0.083 R)
• M19: 26,125,323 km (0.063 R)
• M20: 30,111,359 km (0.092 R)
• M21: 33,706,195 km (0.109 R)
• M22: 33,964,252 km (0.099 R)
• M23: 38,694,387 km (0.1 R)
• M24: 41,289,760 km (0.116 R)
• M25: 41,733,318 km (0.106 R)
• M26: 46,663,615 km (0.04 R)
• M27: 59,709,297 km (0.111 R)
• M28: 67,772,922 km (0.099 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: 417 - 16,402 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit