🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.7

Radius: 8.7

Gravity: 11.65 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.44 AU - 1.46 AU

Year: 1110 Days

Day: 5.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 70,143,894 km

• M1: 129,851 km (0.049 R)
• M2: 872,006 km (0.051 R)
• M3: 1,181,374 km (0.07 R)
• M4: 1,478,326 km (0.104 R)
• M5: 2,377,260 km (0.118 R)
• M6: 3,493,110 km (0.052 R)
• M7: 4,964,405 km (0.086 R)
• M8: 5,493,832 km (0.112 R)
• M9: 6,037,770 km (0.077 R)
• M10: 6,982,331 km (0.113 R)
• M11: 7,542,126 km (0.103 R)
• M12: 8,437,619 km (0.097 R)
• M13: 11,273,396 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.6

Radius: 8.6

Gravity: 12.41 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.37 AU - 1.89 AU

Year: 1323 Days

Day: 5.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,143,894 km

• M1: 107,112 km (0.043 R)
• M2: 628,012 km (0.098 R)
• M3: 933,192 km (0.08 R)
• M4: 1,274,574 km (0.073 R)
• M5: 1,708,557 km (0.118 R)
• M6: 2,347,191 km (0.101 R)
• M7: 2,945,732 km (0.114 R)
• M8: 3,776,897 km (0.113 R)
• M9: 4,110,351 km (0.061 R)
• M10: 4,856,844 km (0.114 R)
• M11: 7,975,661 km (0.107 R)
• M12: 8,856,792 km (0.118 R)
• M13: 9,226,897 km (0.044 R)
• M14: 11,270,255 km (0.113 R)
• M15: 11,741,937 km (0.108 R)
• M16: 12,264,482 km (0.107 R)
• M17: 12,724,645 km (0.116 R)
• M18: 13,720,369 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.8

Radius: 14.6

Gravity: 0.05 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 5.19 AU - 6.79 AU

Year: 9321 Days

Day: 5.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 70,143,894 km

• M1: 226,042 km (0.112 R)
• M2: 970,890 km (0.085 R)
• M3: 1,534,126 km (0.075 R)
• M4: 9,290,028 km (0.102 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 278.1

Radius: 6.2

Gravity: 7.23 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 6.26 AU - 7.58 AU

Year: 11574 Days

Day: 18.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 70,143,894 km

• M1: 77,342 km (0.075 R)
• M2: 320,289 km (0.091 R)
• M3: 952,789 km (0.103 R)
• M4: 1,286,093 km (0.076 R)
• M5: 1,736,981 km (0.069 R)
• M6: 3,074,685 km (0.11 R)
• M7: 4,341,779 km (0.117 R)
• M8: 6,468,163 km (0.074 R)
• M9: 6,716,645 km (0.109 R)
• M10: 7,814,843 km (0.106 R)
• M11: 8,015,604 km (0.09 R)
• M12: 10,028,293 km (0.056 R)
• M13: 11,100,611 km (0.055 R)
• M14: 11,508,863 km (0.109 R)
• M15: 11,926,989 km (0.116 R)
• M16: 12,193,573 km (0.094 R)
• M17: 13,185,856 km (0.05 R)
• M18: 15,836,580 km (0.1 R)
• M19: 17,083,628 km (0.071 R)
• M20: 18,324,243 km (0.11 R)
• M21: 19,111,278 km (0.099 R)
• M22: 21,607,468 km (0.063 R)
• M23: 22,324,191 km (0.103 R)
• M24: 22,729,152 km (0.119 R)
• M25: 24,741,543 km (0.115 R)
• M26: 28,354,332 km (0.107 R)
• M27: 30,682,673 km (0.099 R)
• M28: 34,841,494 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 613.5

Radius: 6.2

Gravity: 15.96 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 7.94 AU - 11.12 AU

Year: 18706 Days

Day: 20.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 70,143,894 km

• M1: 78,240 km (0.095 R)
• M2: 409,300 km (0.088 R)
• M3: 612,753 km (0.031 R)
• M4: 823,237 km (0.036 R)
• M5: 1,716,187 km (0.092 R)
• M6: 2,164,532 km (0.063 R)
• M7: 2,806,755 km (0.113 R)
• M8: 4,697,224 km (0.106 R)
• M9: 5,268,239 km (0.071 R)
• M10: 5,532,129 km (0.119 R)
• M11: 6,504,665 km (0.069 R)
• M12: 9,316,955 km (0.031 R)
• M13: 10,626,984 km (0.092 R)
• M14: 11,357,171 km (0.091 R)
• M15: 13,053,013 km (0.078 R)
• M16: 14,614,216 km (0.091 R)
• M17: 16,614,938 km (0.066 R)
• M18: 20,589,454 km (0.089 R)
• M19: 22,205,710 km (0.086 R)
• M20: 26,012,078 km (0.092 R)
• M21: 26,448,006 km (0.056 R)
• M22: 28,932,827 km (0.086 R)
• M23: 31,200,431 km (0.059 R)
• M24: 31,692,459 km (0.099 R)
• M25: 32,189,722 km (0.112 R)
• M26: 34,622,782 km (0.097 R)
• M27: 37,867,859 km (0.095 R)
• M28: 38,709,646 km (0.076 R)
• M29: 39,563,999 km (0.112 R)
• M30: 39,995,739 km (0.059 R)
• M31: 43,717,285 km (0.06 R)
• M32: 45,268,316 km (0.065 R)
• M33: 59,583,336 km (0.045 R)
• M34: 60,530,889 km (0.088 R)
• M35: 61,681,147 km (0.107 R)
• M36: 67,651,598 km (0.118 R)
• M37: 68,890,268 km (0.114 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: 214 - 15,558 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit