🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 839.2

Radius: 13

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.81 AU - 0.95 AU

Year: 542 Days

Day: 12.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 54,255,170 km

• M1: 162,014 km (0.106 R)
• M2: 638,633 km (0.119 R)
• M3: 1,177,036 km (0.069 R)
• M4: 1,697,038 km (0.1 R)
• M5: 2,142,541 km (0.085 R)
• M6: 2,634,867 km (0.084 R)
• M7: 3,214,858 km (0.093 R)
• M8: 3,648,094 km (0.07 R)
• M9: 4,178,568 km (0.11 R)
• M10: 4,680,768 km (0.101 R)
• M11: 5,121,483 km (0.094 R)
• M12: 5,825,640 km (0.097 R)
• M13: 6,415,056 km (0.066 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.7

Radius: 14.6

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.3 AU - 1.76 AU

Year: 1241 Days

Day: 14.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 54,255,170 km

• M1: 181,612 km (0.116 R)
• M2: 660,325 km (0.061 R)
• M3: 1,181,823 km (0.042 R)
• M4: 1,638,246 km (0.043 R)
• M5: 2,238,583 km (0.109 R)
• M6: 3,069,300 km (0.096 R)
• M7: 3,597,230 km (0.1 R)
• M8: 4,115,437 km (0.118 R)
• M9: 5,345,880 km (0.077 R)
• M10: 6,588,739 km (0.062 R)
• M11: 7,188,178 km (0.106 R)
• M12: 10,056,418 km (0.051 R)
• M13: 11,691,522 km (0.1 R)
• M14: 12,274,206 km (0.104 R)
• M15: 12,876,188 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471

Radius: 11.1

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.44 AU - 1.62 AU

Year: 1241 Days

Day: 7.3 Hours

Environment

Temp: -176 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,255,170 km

• M1: 138,827 km (0.085 R)
• M2: 587,321 km (0.088 R)
• M3: 1,029,233 km (0.065 R)
• M4: 1,684,921 km (0.078 R)
• M5: 2,144,485 km (0.082 R)
• M6: 3,551,453 km (0.102 R)
• M7: 3,936,070 km (0.041 R)
• M8: 4,699,318 km (0.105 R)
• M9: 6,384,987 km (0.103 R)
• M10: 7,122,803 km (0.069 R)
• M11: 9,917,591 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.6

Radius: 12.5

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.96 AU - 2.3 AU

Year: 2039 Days

Day: 7.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,255,170 km

• M1: 157,377 km (0.098 R)
• M2: 568,322 km (0.108 R)
• M3: 1,148,164 km (0.117 R)
• M4: 1,905,877 km (0.104 R)
• M5: 2,946,928 km (0.119 R)
• M6: 3,521,833 km (0.103 R)
• M7: 4,485,991 km (0.05 R)
• M8: 4,999,710 km (0.105 R)
• M9: 5,421,277 km (0.088 R)
• M10: 6,098,507 km (0.065 R)
• M11: 7,140,755 km (0.09 R)
• M12: 8,011,714 km (0.102 R)
• M13: 8,740,555 km (0.112 R)
• M14: 9,576,807 km (0.063 R)
• M15: 10,130,319 km (0.067 R)
• M16: 10,567,743 km (0.107 R)
• M17: 11,194,409 km (0.084 R)
• M18: 12,714,622 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 879.8

Radius: 6.1

Gravity: 23.64 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 6.88 AU - 7.72 AU

Year: 12939 Days

Day: 22.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 54,255,170 km

• M1: 78,688 km (0.058 R)
• M2: 486,492 km (0.078 R)
• M3: 908,957 km (0.103 R)
• M4: 1,100,442 km (0.12 R)
• M5: 1,794,726 km (0.064 R)
• M6: 1,988,904 km (0.039 R)
• M7: 2,196,994 km (0.072 R)
• M8: 2,461,932 km (0.12 R)
• M9: 2,747,963 km (0.114 R)
• M10: 3,155,318 km (0.118 R)
• M11: 3,520,337 km (0.052 R)
• M12: 3,769,567 km (0.097 R)
• M13: 4,090,155 km (0.096 R)
• M14: 5,303,693 km (0.092 R)
• M15: 6,369,129 km (0.043 R)
• M16: 8,664,409 km (0.1 R)
• M17: 10,189,111 km (0.102 R)
• M18: 11,044,063 km (0.112 R)
• M19: 11,459,047 km (0.078 R)
• M20: 14,731,351 km (0.095 R)
• M21: 16,350,150 km (0.119 R)
• M22: 18,247,499 km (0.054 R)
• M23: 18,911,116 km (0.09 R)
• M24: 19,334,029 km (0.116 R)
• M25: 20,551,905 km (0.097 R)
• M26: 21,089,111 km (0.117 R)
• M27: 21,452,484 km (0.106 R)
• M28: 24,015,096 km (0.095 R)
• M29: 25,013,811 km (0.099 R)
• M30: 26,563,346 km (0.084 R)
• M31: 33,036,147 km (0.084 R)
• M32: 36,569,199 km (0.12 R)
• M33: 37,756,259 km (0.058 R)
• M34: 45,573,645 km (0.104 R)
• M35: 51,891,761 km (0.091 R)
• M36: 53,726,280 km (0.052 R)
• M37: 54,234,015 km (0.109 R)
• M38: 57,878,070 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 213.1

Radius: 4

Gravity: 13.32 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 8.89 AU - 11.65 AU

Year: 21591 Days

Day: 22.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,255,170 km

• M1: 69,114 km (0.117 R)
• M2: 251,624 km (0.051 R)
• M3: 2,664,039 km (0.098 R)
• M4: 3,143,051 km (0.066 R)
• M5: 3,980,201 km (0.04 R)
• M6: 6,427,024 km (0.041 R)
• M7: 7,496,948 km (0.087 R)
• M8: 10,957,446 km (0.116 R)
• M9: 11,295,986 km (0.116 R)
• M10: 13,733,085 km (0.101 R)
• M11: 14,662,835 km (0.109 R)
• M12: 14,935,851 km (0.104 R)
• M13: 16,279,839 km (0.062 R)
• M14: 24,127,593 km (0.073 R)
• M15: 30,486,999 km (0.115 R)
• M16: 35,376,156 km (0.119 R)
• M17: 40,628,687 km (0.076 R)
• M18: 42,673,092 km (0.064 R)
• M19: 46,671,095 km (0.063 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 550 - 19,361 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit