🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.2

Radius: 13.9

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.59 AU - 0.63 AU

Year: 323 Days

Day: 14.2 Hours

Environment

Temp: -144 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 24,505,563 km

• M1: 172,935 km (0.101 R)
• M2: 701,614 km (0.103 R)
• M3: 1,134,999 km (0.118 R)
• M4: 1,638,845 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.3

Radius: 11.6

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.79 AU - 0.83 AU

Year: 494 Days

Day: 9.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 24,505,563 km

• M1: 145,858 km (0.103 R)
• M2: 513,719 km (0.118 R)
• M3: 929,003 km (0.12 R)
• M4: 1,508,545 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.6

Radius: 13.1

Gravity: 2.96 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.02 AU - 1.7 AU

Year: 1076 Days

Day: 6.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 24,505,563 km

• M1: 162,912 km (0.043 R)
• M2: 602,131 km (0.08 R)
• M3: 1,084,435 km (0.101 R)
• M4: 1,624,782 km (0.075 R)
• M5: 2,531,346 km (0.11 R)
• M6: 3,105,801 km (0.099 R)
• M7: 3,706,736 km (0.056 R)
• M8: 4,122,917 km (0.055 R)
• M9: 4,622,275 km (0.083 R)
• M10: 5,050,574 km (0.068 R)
• M11: 6,175,998 km (0.095 R)
• M12: 7,177,556 km (0.051 R)
• M13: 7,978,802 km (0.056 R)
• M14: 8,947,000 km (0.08 R)

Asteroid Belt

Center: 1.87 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.2

Radius: 14.5

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.22 AU - 2.52 AU

Year: 2475 Days

Day: 7.2 Hours

Environment

Temp: -208 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 24,505,563 km

• M1: 181,013 km (0.073 R)
• M2: 995,125 km (0.068 R)
• M3: 2,268,053 km (0.061 R)
• M4: 3,229,818 km (0.055 R)
• M5: 4,113,343 km (0.112 R)
• M6: 5,105,327 km (0.119 R)
• M7: 5,595,110 km (0.033 R)
• M8: 6,958,994 km (0.112 R)
• M9: 7,531,954 km (0.055 R)
• M10: 8,038,791 km (0.107 R)
• M11: 9,085,976 km (0.079 R)
• M12: 9,734,782 km (0.114 R)
• M13: 11,575,584 km (0.102 R)
• M14: 13,316,903 km (0.099 R)
• M15: 13,778,413 km (0.047 R)
• M16: 15,579,571 km (0.08 R)
• M17: 16,040,482 km (0.064 R)
• M18: 17,151,545 km (0.111 R)
• M19: 17,809,028 km (0.061 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 658.4

Radius: 7.9

Gravity: 10.55 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 7.93 AU - 8.71 AU

Year: 16277 Days

Day: 16.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 24,505,563 km

• M1: 98,286 km (0.078 R)
• M2: 636,988 km (0.05 R)
• M3: 946,506 km (0.102 R)
• M4: 1,472,342 km (0.073 R)
• M5: 1,725,462 km (0.06 R)
• M6: 2,180,239 km (0.104 R)
• M7: 3,828,060 km (0.074 R)
• M8: 4,312,607 km (0.095 R)
• M9: 4,735,969 km (0.073 R)
• M10: 5,935,595 km (0.064 R)
• M11: 6,627,335 km (0.094 R)
• M12: 8,121,818 km (0.112 R)
• M13: 9,883,782 km (0.064 R)
• M14: 11,331,889 km (0.113 R)
• M15: 11,761,534 km (0.112 R)
• M16: 13,115,993 km (0.107 R)
• M17: 13,727,250 km (0.107 R)
• M18: 14,145,077 km (0.094 R)
• M19: 14,860,454 km (0.117 R)
• M20: 17,231,431 km (0.067 R)
• M21: 21,756,168 km (0.106 R)
• M22: 24,492,911 km (0.101 R)
• M23: 27,123,291 km (0.088 R)
• M24: 31,956,499 km (0.12 R)
• M25: 32,567,606 km (0.112 R)
• M26: 33,311,107 km (0.118 R)
• M27: 36,002,822 km (0.065 R)
• M28: 36,931,376 km (0.107 R)
• M29: 39,252,686 km (0.098 R)
• M30: 40,520,229 km (0.084 R)
• M31: 42,988,444 km (0.106 R)
• M32: 44,486,218 km (0.064 R)
• M33: 52,330,981 km (0.069 R)
• M34: 55,429,601 km (0.051 R)
• M35: 57,742,235 km (0.118 R)
• M36: 58,831,008 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 32.4

Radius: 3

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 6.83 AU - 10.17 AU

Year: 16808 Days

Day: 24.5 Hours

Environment

Temp: -239 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 24,505,563 km

• M1: 233,073 km (0.1 R)
• M2: 457,470 km (0.12 R)
• M3: 752,178 km (0.084 R)
• M4: 900,729 km (0.118 R)
• M5: 1,638,845 km (0.119 R)
• M6: 2,164,532 km (0.098 R)
• M7: 3,933,078 km (0.084 R)
• M8: 4,086,116 km (0.109 R)
• M9: 4,380,525 km (0.053 R)
• M10: 5,812,476 km (0.069 R)
• M11: 8,794,709 km (0.101 R)
• M12: 10,651,518 km (0.084 R)
• M13: 11,251,405 km (0.098 R)
• M14: 13,283,094 km (0.038 R)
• M15: 20,037,737 km (0.07 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: 462 - 11,884 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit