🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740.1

Radius: 13.3

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.59 AU - 0.71 AU

Year: 362 Days

Day: 8.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 33,430,340 km

• M1: 173,534 km (0.074 R)
• M2: 828,922 km (0.098 R)
• M3: 1,258,268 km (0.112 R)
• M4: 1,691,952 km (0.103 R)
• M5: 2,244,267 km (0.037 R)
• M6: 2,765,616 km (0.107 R)
• M7: 3,201,095 km (0.114 R)
• M8: 4,172,883 km (0.098 R)
• M9: 4,764,243 km (0.097 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 584.1

Radius: 8

Gravity: 9.13 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.62 AU - 0.7 AU

Year: 370 Days

Day: 8.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 33,430,340 km

• M1: 99,483 km (0.085 R)
• M2: 352,153 km (0.025 R)
• M3: 636,539 km (0.113 R)
• M4: 1,070,074 km (0.095 R)
• M5: 1,390,662 km (0.112 R)
• M6: 1,662,332 km (0.101 R)
• M7: 2,032,437 km (0.108 R)
• M8: 2,652,221 km (0.055 R)
• M9: 2,980,438 km (0.067 R)
• M10: 3,346,804 km (0.101 R)
• M11: 3,902,709 km (0.054 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.2

Radius: 13.1

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.81 AU - 0.97 AU

Year: 580 Days

Day: 6.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 33,430,340 km

• M1: 163,062 km (0.086 R)
• M2: 606,470 km (0.064 R)
• M3: 1,094,308 km (0.099 R)
• M4: 1,713,793 km (0.068 R)
• M5: 2,138,502 km (0.103 R)
• M6: 3,110,289 km (0.111 R)
• M7: 3,765,378 km (0.075 R)
• M8: 4,403,264 km (0.116 R)
• M9: 4,845,924 km (0.118 R)
• M10: 6,258,577 km (0.094 R)
• M11: 6,779,028 km (0.094 R)
• M12: 7,306,659 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.8

Radius: 12.3

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1 AU - 1.4 AU

Year: 907 Days

Day: 10.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 33,430,340 km

• M1: 153,039 km (0.099 R)
• M2: 566,228 km (0.061 R)
• M3: 1,038,060 km (0.098 R)
• M4: 1,724,714 km (0.102 R)
• M5: 2,662,543 km (0.064 R)
• M6: 3,898,969 km (0.12 R)
• M7: 4,326,670 km (0.1 R)
• M8: 6,911,721 km (0.113 R)
• M9: 8,942,362 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.9

Radius: 11.5

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.45 AU - 3.77 AU

Year: 3786 Days

Day: 9.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 33,430,340 km

• M1: 144,212 km (0.106 R)
• M2: 524,191 km (0.052 R)
• M3: 1,390,961 km (0.095 R)
• M4: 1,824,795 km (0.072 R)
• M5: 2,225,867 km (0.051 R)
• M6: 3,055,836 km (0.117 R)
• M7: 3,552,201 km (0.033 R)
• M8: 3,979,453 km (0.107 R)
• M9: 4,354,644 km (0.119 R)
• M10: 6,656,806 km (0.085 R)
• M11: 7,402,103 km (0.116 R)
• M12: 8,640,324 km (0.08 R)
• M13: 10,049,835 km (0.084 R)
• M14: 10,789,597 km (0.045 R)
• M15: 11,275,341 km (0.111 R)
• M16: 13,273,819 km (0.051 R)
• M17: 16,645,605 km (0.107 R)
• M18: 17,294,711 km (0.072 R)
• M19: 18,414,301 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 660

Radius: 12.4

Gravity: 4.29 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 2.68 AU - 4.08 AU

Year: 4289 Days

Day: 8.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 33,430,340 km

• M1: 154,834 km (0.108 R)
• M2: 543,190 km (0.062 R)
• M3: 983,008 km (0.09 R)
• M4: 1,413,700 km (0.066 R)
• M5: 1,841,999 km (0.111 R)
• M6: 2,312,633 km (0.107 R)
• M7: 2,863,453 km (0.099 R)
• M8: 3,362,063 km (0.107 R)
• M9: 4,094,943 km (0.1 R)
• M10: 4,706,349 km (0.072 R)
• M11: 5,138,388 km (0.095 R)
• M12: 5,936,941 km (0.116 R)
• M13: 7,205,232 km (0.117 R)
• M14: 8,278,597 km (0.116 R)
• M15: 9,376,495 km (0.118 R)
• M16: 9,899,041 km (0.12 R)
• M17: 10,356,511 km (0.049 R)
• M18: 11,403,546 km (0.057 R)
• M19: 13,104,773 km (0.055 R)
• M20: 13,758,965 km (0.08 R)
• M21: 14,593,721 km (0.089 R)
• M22: 15,132,573 km (0.113 R)
• M23: 17,123,421 km (0.075 R)
• M24: 19,027,652 km (0.083 R)
• M25: 19,541,222 km (0.066 R)
• M26: 21,274,313 km (0.084 R)
• M27: 22,819,210 km (0.051 R)
• M28: 26,926,270 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 460.9

Radius: 11.2

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 4.48 AU - 4.98 AU

Year: 7101 Days

Day: 12.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 33,430,340 km

• M1: 139,276 km (0.034 R)
• M2: 653,294 km (0.106 R)
• M3: 1,189,752 km (0.103 R)
• M4: 1,692,550 km (0.074 R)
• M5: 2,129,376 km (0.115 R)
• M6: 2,879,609 km (0.082 R)
• M7: 3,662,305 km (0.108 R)
• M8: 4,055,897 km (0.12 R)
• M9: 5,265,845 km (0.118 R)
• M10: 7,584,762 km (0.111 R)
• M11: 7,958,906 km (0.104 R)
• M12: 8,663,362 km (0.044 R)
• M13: 10,886,536 km (0.065 R)
• M14: 11,854,285 km (0.086 R)
• M15: 12,410,490 km (0.085 R)
• M16: 12,983,898 km (0.089 R)
• M17: 18,832,726 km (0.04 R)
• M18: 20,584,218 km (0.048 R)
• M19: 22,518,219 km (0.114 R)
• M20: 25,392,294 km (0.088 R)
• M21: 25,893,895 km (0.108 R)
• M22: 29,135,233 km (0.042 R)
• M23: 32,834,638 km (0.089 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 373 - 16,568 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit