🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.9

Radius: 10.6

Gravity: 8.37 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.99 AU - 1.11 AU

Year: 706 Days

Day: 6.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,026,842 km

• M1: 132,245 km (0.112 R)
• M2: 571,314 km (0.088 R)
• M3: 1,086,529 km (0.036 R)
• M4: 1,497,026 km (0.109 R)
• M5: 1,890,019 km (0.064 R)
• M6: 2,227,363 km (0.066 R)
• M7: 2,674,212 km (0.116 R)
• M8: 3,273,201 km (0.099 R)
• M9: 3,706,138 km (0.085 R)
• M10: 4,036,300 km (0.096 R)
• M11: 5,579,402 km (0.111 R)
• M12: 6,345,942 km (0.117 R)
• M13: 6,865,345 km (0.103 R)
• M14: 7,721,494 km (0.087 R)
• M15: 8,213,222 km (0.108 R)
• M16: 9,069,969 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396

Radius: 12.3

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.19 AU - 1.43 AU

Year: 984 Days

Day: 12.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 41,026,842 km

• M1: 153,487 km (0.094 R)
• M2: 572,810 km (0.032 R)
• M3: 1,025,942 km (0.103 R)
• M4: 1,589,029 km (0.06 R)
• M5: 2,222,426 km (0.099 R)
• M6: 2,711,312 km (0.104 R)
• M7: 3,403,352 km (0.089 R)
• M8: 3,806,368 km (0.099 R)
• M9: 4,642,920 km (0.115 R)
• M10: 5,122,979 km (0.116 R)
• M11: 5,846,883 km (0.077 R)
• M12: 6,532,789 km (0.078 R)
• M13: 7,070,743 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 846.7

Radius: 10.9

Gravity: 7.13 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 1.64 AU - 1.92 AU

Year: 1558 Days

Day: 8.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 41,026,842 km

• M1: 135,685 km (0.066 R)
• M2: 700,417 km (0.09 R)
• M3: 1,094,308 km (0.087 R)
• M4: 1,572,124 km (0.1 R)
• M5: 2,104,842 km (0.088 R)
• M6: 2,591,035 km (0.1 R)
• M7: 3,790,810 km (0.113 R)
• M8: 4,436,624 km (0.119 R)
• M9: 4,817,051 km (0.077 R)
• M10: 9,954,841 km (0.109 R)
• M11: 11,110,933 km (0.097 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243

Radius: 8.9

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 2.07 AU - 2.89 AU

Year: 2562 Days

Day: 12 Hours

Environment

Temp: -194 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 41,026,842 km

• M1: 110,702 km (0.078 R)
• M2: 445,203 km (0.065 R)
• M3: 838,197 km (0.08 R)
• M4: 1,138,290 km (0.111 R)
• M5: 1,432,250 km (0.113 R)
• M6: 1,777,372 km (0.086 R)
• M7: 3,057,930 km (0.107 R)
• M8: 4,121,421 km (0.057 R)
• M9: 4,512,919 km (0.098 R)
• M10: 5,115,200 km (0.038 R)
• M11: 5,435,938 km (0.073 R)
• M12: 8,043,429 km (0.094 R)
• M13: 10,786,754 km (0.099 R)
• M14: 11,244,225 km (0.051 R)
• M15: 11,861,914 km (0.105 R)
• M16: 12,273,458 km (0.118 R)
• M17: 13,085,775 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.4

Radius: 13.2

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 3.3 AU - 4.74 AU

Year: 5287 Days

Day: 13.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 41,026,842 km

• M1: 164,558 km (0.075 R)
• M2: 668,852 km (0.089 R)
• M3: 1,816,417 km (0.085 R)
• M4: 3,141,106 km (0.113 R)
• M5: 3,954,470 km (0.098 R)
• M6: 4,955,280 km (0.068 R)
• M7: 5,433,245 km (0.1 R)
• M8: 6,029,692 km (0.114 R)
• M9: 7,187,280 km (0.104 R)
• M10: 7,731,667 km (0.117 R)
• M11: 9,372,007 km (0.108 R)
• M12: 11,010,852 km (0.088 R)
• M13: 11,968,727 km (0.072 R)
• M14: 12,444,000 km (0.103 R)
• M15: 13,281,000 km (0.046 R)
• M16: 13,790,530 km (0.118 R)
• M17: 14,526,103 km (0.086 R)
• M18: 15,565,808 km (0.114 R)
• M19: 17,549,625 km (0.088 R)
• M20: 21,943,315 km (0.067 R)
• M21: 23,018,924 km (0.108 R)
• M22: 24,659,563 km (0.099 R)
• M23: 26,377,097 km (0.033 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.4

Radius: 13.1

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 4.29 AU - 6.89 AU

Year: 8670 Days

Day: 6.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 68.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,026,842 km

• M1: 165,455 km (0.106 R)
• M2: 856,597 km (0.11 R)
• M3: 1,266,196 km (0.108 R)
• M4: 2,022,264 km (0.07 R)
• M5: 2,758,585 km (0.11 R)
• M6: 3,503,433 km (0.114 R)
• M7: 3,986,783 km (0.118 R)
• M8: 6,741,628 km (0.091 R)
• M9: 8,386,008 km (0.073 R)
• M10: 18,457,535 km (0.062 R)
• M11: 25,883,573 km (0.061 R)
• M12: 27,164,879 km (0.032 R)
• M13: 30,151,750 km (0.111 R)
• M14: 36,091,234 km (0.052 R)
• M15: 38,388,758 km (0.071 R)
• M16: 40,417,006 km (0.117 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: 211 - 18,689 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit