🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 734.6

Radius: 12.2

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.47 AU - 0.59 AU

Year: 257 Days

Day: 6 Hours

Environment

Temp: -138 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 67,768,773 km

• M1: 151,692 km (0.096 R)
• M2: 553,213 km (0.092 R)
• M3: 1,020,557 km (0.093 R)
• M4: 1,408,913 km (0.099 R)
• M5: 1,816,268 km (0.104 R)
• M6: 2,200,734 km (0.111 R)
• M7: 2,693,510 km (0.119 R)
• M8: 3,229,070 km (0.04 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.6

Radius: 9.1

Gravity: 6.65 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.47 AU - 0.65 AU

Year: 279 Days

Day: 13.5 Hours

Environment

Temp: -154 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 67,768,773 km

• M1: 113,246 km (0.084 R)
• M2: 496,665 km (0.108 R)
• M3: 821,592 km (0.114 R)
• M4: 1,144,723 km (0.098 R)
• M5: 1,640,341 km (0.118 R)
• M6: 2,028,996 km (0.08 R)
• M7: 2,504,119 km (0.099 R)
• M8: 2,814,385 km (0.057 R)
• M9: 3,100,865 km (0.057 R)
• M10: 3,417,414 km (0.103 R)
• M11: 3,721,995 km (0.117 R)
• M12: 4,104,218 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.6

Radius: 13.4

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.61 AU - 0.85 AU

Year: 416 Days

Day: 7.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 109.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 67,768,773 km

• M1: 166,802 km (0.107 R)
• M2: 677,529 km (0.036 R)
• M3: 1,101,040 km (0.092 R)
• M4: 1,829,432 km (0.111 R)
• M5: 2,523,566 km (0.097 R)
• M6: 2,976,250 km (0.077 R)
• M7: 3,849,752 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 69.7

Radius: 9.7

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.73 AU - 2.51 AU

Year: 2058 Days

Day: 7.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 67,768,773 km

• M1: 163,959 km (0.106 R)
• M2: 528,978 km (0.12 R)
• M3: 3,878,774 km (0.05 R)
• M4: 4,232,722 km (0.115 R)
• M5: 6,239,129 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.2

Radius: 8.1

Gravity: 12.2 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.2 AU - 3.3 AU

Year: 3041 Days

Day: 12.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,768,773 km

• M1: 102,774 km (0.052 R)
• M2: 388,206 km (0.091 R)
• M3: 1,178,981 km (0.088 R)
• M4: 1,667,268 km (0.106 R)
• M5: 1,933,104 km (0.067 R)
• M6: 2,840,714 km (0.057 R)
• M7: 3,699,555 km (0.067 R)
• M8: 3,986,185 km (0.1 R)
• M9: 4,912,495 km (0.042 R)
• M10: 5,703,120 km (0.037 R)
• M11: 6,199,635 km (0.067 R)
• M12: 7,059,673 km (0.119 R)
• M13: 7,502,483 km (0.112 R)
• M14: 7,997,203 km (0.11 R)
• M15: 8,269,920 km (0.112 R)
• M16: 9,461,018 km (0.08 R)
• M17: 10,356,212 km (0.066 R)
• M18: 11,781,281 km (0.102 R)
• M19: 13,190,643 km (0.065 R)
• M20: 13,571,968 km (0.074 R)
• M21: 15,170,870 km (0.106 R)
• M22: 15,801,574 km (0.105 R)
• M23: 16,614,489 km (0.108 R)
• M24: 17,799,005 km (0.055 R)
• M25: 18,560,009 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 824.8

Radius: 7.6

Gravity: 14.28 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 5.75 AU - 5.81 AU

Year: 9267 Days

Day: 21.6 Hours

Environment

Temp: -234 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 67,768,773 km

• M1: 109,655 km (0.11 R)
• M2: 568,622 km (0.095 R)
• M3: 814,710 km (0.097 R)
• M4: 1,078,750 km (0.119 R)
• M5: 1,400,685 km (0.072 R)
• M6: 2,063,703 km (0.082 R)
• M7: 2,314,129 km (0.036 R)
• M8: 3,808,014 km (0.043 R)
• M9: 4,049,016 km (0.042 R)
• M10: 4,772,471 km (0.103 R)
• M11: 6,033,133 km (0.067 R)
• M12: 6,287,599 km (0.056 R)
• M13: 6,587,243 km (0.033 R)
• M14: 8,011,864 km (0.107 R)
• M15: 9,053,214 km (0.068 R)
• M16: 9,339,096 km (0.108 R)
• M17: 9,680,179 km (0.118 R)
• M18: 10,701,035 km (0.052 R)
• M19: 13,379,435 km (0.069 R)
• M20: 14,384,882 km (0.096 R)
• M21: 15,171,318 km (0.114 R)
• M22: 17,045,181 km (0.079 R)
• M23: 17,335,401 km (0.068 R)
• M24: 20,584,368 km (0.044 R)
• M25: 21,246,189 km (0.101 R)
• M26: 23,405,933 km (0.093 R)
• M27: 23,854,727 km (0.089 R)
• M28: 25,048,667 km (0.103 R)
• M29: 25,518,255 km (0.109 R)
• M30: 32,390,931 km (0.112 R)
• M31: 35,713,649 km (0.11 R)
• M32: 38,009,677 km (0.088 R)
• M33: 39,763,114 km (0.09 R)
• M34: 40,788,907 km (0.065 R)
• M35: 41,178,160 km (0.051 R)
• M36: 46,324,925 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 942.5

Radius: 4.7

Gravity: 42.67 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 7.09 AU - 8.37 AU

Year: 14332 Days

Day: 23.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 67,768,773 km

• M1: 59,540 km (0.059 R)
• M2: 214,224 km (0.052 R)
• M3: 650,302 km (0.106 R)
• M4: 914,941 km (0.098 R)
• M5: 1,154,896 km (0.03 R)
• M6: 3,217,551 km (0.118 R)
• M7: 3,378,219 km (0.119 R)
• M8: 6,954,655 km (0.119 R)
• M9: 7,407,189 km (0.093 R)
• M10: 10,253,438 km (0.094 R)
• M11: 11,633,778 km (0.12 R)
• M12: 12,335,840 km (0.115 R)
• M13: 12,597,936 km (0.113 R)
• M14: 13,406,662 km (0.1 R)
• M15: 15,276,785 km (0.045 R)
• M16: 22,788,992 km (0.075 R)
• M17: 24,395,224 km (0.108 R)
• M18: 41,056,836 km (0.073 R)
• M19: 43,729,702 km (0.103 R)
• M20: 66,959,558 km (0.11 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: 354 - 18,333 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit