🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.9

Radius: 8.8

Gravity: 12.05 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.87 AU - 1.21 AU

Year: 685 Days

Day: 12.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 165 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 31,581,882 km

• M1: 109,506 km (0.105 R)
• M2: 384,018 km (0.039 R)
• M3: 1,477,279 km (0.087 R)
• M4: 1,796,820 km (0.106 R)
• M5: 2,152,564 km (0.074 R)
• M6: 2,669,275 km (0.109 R)
• M7: 3,611,442 km (0.111 R)
• M8: 4,057,393 km (0.11 R)
• M9: 5,186,558 km (0.062 R)
• M10: 5,814,121 km (0.093 R)
• M11: 6,685,080 km (0.118 R)
• M12: 7,016,439 km (0.076 R)
• M13: 7,522,080 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 797.8

Radius: 9.3

Gravity: 9.22 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 3.43 AU - 3.91 AU

Year: 4540 Days

Day: 11.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 31,581,882 km

• M1: 116,238 km (0.074 R)
• M2: 584,928 km (0.116 R)
• M3: 916,885 km (0.103 R)
• M4: 1,261,409 km (0.079 R)
• M5: 1,782,758 km (0.113 R)
• M6: 2,086,741 km (0.118 R)
• M7: 2,575,028 km (0.1 R)
• M8: 3,376,723 km (0.106 R)
• M9: 3,671,132 km (0.075 R)
• M10: 4,312,009 km (0.042 R)
• M11: 4,633,944 km (0.072 R)
• M12: 4,945,556 km (0.087 R)
• M13: 5,668,862 km (0.108 R)
• M14: 8,040,886 km (0.109 R)
• M15: 10,601,702 km (0.046 R)
• M16: 11,053,039 km (0.101 R)
• M17: 11,706,333 km (0.099 R)
• M18: 12,835,049 km (0.077 R)
• M19: 18,082,194 km (0.047 R)
• M20: 19,453,707 km (0.05 R)
• M21: 22,402,431 km (0.092 R)
• M22: 22,846,587 km (0.089 R)
• M23: 29,699,216 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 360.6

Radius: 9.2

Gravity: 4.26 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 3.73 AU - 4.29 AU

Year: 5185 Days

Day: 7.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,581,882 km

• M1: 114,442 km (0.076 R)
• M2: 416,929 km (0.061 R)
• M3: 936,782 km (0.102 R)
• M4: 1,394,402 km (0.11 R)
• M5: 2,189,365 km (0.047 R)
• M6: 2,795,984 km (0.12 R)
• M7: 3,753,560 km (0.114 R)
• M8: 4,273,712 km (0.078 R)
• M9: 4,575,152 km (0.08 R)
• M10: 5,620,392 km (0.075 R)
• M11: 6,480,879 km (0.084 R)
• M12: 7,829,504 km (0.105 R)
• M13: 10,149,168 km (0.108 R)
• M14: 10,857,664 km (0.111 R)
• M15: 11,333,535 km (0.101 R)
• M16: 11,868,347 km (0.085 R)
• M17: 12,892,644 km (0.118 R)
• M18: 13,673,694 km (0.1 R)
• M19: 17,820,697 km (0.065 R)
• M20: 21,030,917 km (0.086 R)
• M21: 22,807,243 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.1

Radius: 8.3

Gravity: 7.85 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 4.58 AU - 6.14 AU

Year: 8012 Days

Day: 14.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 31,581,882 km

• M1: 106,214 km (0.091 R)
• M2: 466,446 km (0.091 R)
• M3: 870,360 km (0.073 R)
• M4: 2,211,505 km (0.091 R)
• M5: 2,579,666 km (0.103 R)
• M6: 2,867,492 km (0.109 R)
• M7: 3,417,414 km (0.026 R)
• M8: 3,765,528 km (0.053 R)
• M9: 4,452,182 km (0.114 R)
• M10: 5,279,907 km (0.038 R)
• M11: 6,308,243 km (0.079 R)
• M12: 7,200,146 km (0.072 R)
• M13: 9,144,619 km (0.084 R)
• M14: 9,864,035 km (0.093 R)
• M15: 10,190,308 km (0.088 R)
• M16: 10,669,171 km (0.05 R)
• M17: 11,364,501 km (0.091 R)
• M18: 15,363,552 km (0.1 R)
• M19: 16,444,097 km (0.073 R)
• M20: 17,438,923 km (0.116 R)
• M21: 17,916,739 km (0.097 R)
• M22: 20,739,650 km (0.118 R)
• M23: 23,021,916 km (0.079 R)
• M24: 25,641,225 km (0.103 R)
• M25: 27,250,000 km (0.075 R)
• M26: 27,893,421 km (0.115 R)
• M27: 31,163,331 km (0.046 R)
• M28: 33,305,872 km (0.031 R)
• M29: 34,680,377 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230

Radius: 13

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 5.28 AU - 6.5 AU

Year: 9230 Days

Day: 10.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 31,581,882 km

• M1: 161,715 km (0.052 R)
• M2: 652,546 km (0.031 R)
• M3: 1,200,972 km (0.091 R)
• M4: 1,766,152 km (0.078 R)
• M5: 2,801,819 km (0.089 R)
• M6: 3,423,846 km (0.067 R)
• M7: 3,926,495 km (0.113 R)
• M8: 4,354,196 km (0.092 R)
• M9: 4,892,598 km (0.085 R)
• M10: 5,828,632 km (0.051 R)
• M11: 6,292,086 km (0.099 R)
• M12: 6,746,864 km (0.1 R)
• M13: 7,363,806 km (0.071 R)
• M14: 7,795,844 km (0.115 R)
• M15: 10,938,746 km (0.098 R)
• M16: 12,485,438 km (0.115 R)
• M17: 16,921,614 km (0.106 R)
• M18: 20,216,507 km (0.039 R)
• M19: 24,231,414 km (0.092 R)
• M20: 26,092,561 km (0.11 R)
• M21: 31,112,916 km (0.09 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 223 - 11,472 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit