🌌 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: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708

Radius: 10.9

Gravity: 5.96 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.61 AU - 0.63 AU

Year: 343 Days

Day: 11.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 78,367,339 km

• M1: 136,732 km (0.097 R)
• M2: 739,761 km (0.111 R)
• M3: 1,184,965 km (0.05 R)
• M4: 1,529,189 km (0.11 R)
• M5: 2,010,745 km (0.087 R)
• M6: 2,436,800 km (0.095 R)
• M7: 2,822,762 km (0.085 R)
• M8: 3,577,334 km (0.077 R)
• M9: 3,964,792 km (0.113 R)
• M10: 4,488,535 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.6

Radius: 9.8

Gravity: 2.27 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.53 AU - 0.77 AU

Year: 368 Days

Day: 14.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 78,367,339 km

• M1: 121,922 km (0.052 R)
• M2: 447,148 km (0.056 R)
• M3: 808,128 km (0.119 R)
• M4: 1,188,405 km (0.066 R)
• M5: 1,516,922 km (0.114 R)
• M6: 2,129,825 km (0.058 R)
• M7: 2,630,379 km (0.031 R)
• M8: 3,000,335 km (0.083 R)
• M9: 3,305,365 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191

Radius: 11.4

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.26 AU - 1.46 AU

Year: 1115 Days

Day: 11.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 78,367,339 km

• M1: 141,819 km (0.084 R)
• M2: 535,112 km (0.075 R)
• M3: 904,020 km (0.102 R)
• M4: 1,397,394 km (0.065 R)
• M5: 2,271,195 km (0.113 R)
• M6: 3,214,709 km (0.053 R)
• M7: 3,701,799 km (0.118 R)
• M8: 5,004,946 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.6

Radius: 8.3

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.12 AU - 2.42 AU

Year: 2404 Days

Day: 14.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 78,367,339 km

• M1: 106,663 km (0.069 R)
• M2: 714,928 km (0.098 R)
• M3: 1,253,630 km (0.115 R)
• M4: 1,980,077 km (0.077 R)
• M5: 2,277,029 km (0.072 R)
• M6: 2,579,366 km (0.073 R)
• M7: 3,366,850 km (0.108 R)
• M8: 4,678,823 km (0.102 R)
• M9: 5,822,948 km (0.065 R)
• M10: 6,714,102 km (0.107 R)
• M11: 6,998,338 km (0.081 R)
• M12: 7,439,951 km (0.075 R)
• M13: 9,306,783 km (0.04 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 77.9

Radius: 5

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 6.47 AU - 6.93 AU

Year: 12190 Days

Day: 15.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 78,367,339 km

• M1: 87,066 km (0.115 R)
• M2: 273,764 km (0.095 R)
• M3: 865,124 km (0.089 R)
• M4: 1,275,322 km (0.033 R)
• M5: 2,860,012 km (0.05 R)
• M6: 3,590,050 km (0.114 R)
• M7: 6,486,115 km (0.071 R)
• M8: 6,799,822 km (0.03 R)
• M9: 8,338,735 km (0.059 R)
• M10: 8,523,039 km (0.049 R)
• M11: 14,009,093 km (0.117 R)
• M12: 23,673,564 km (0.043 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 689.1

Radius: 5.3

Gravity: 24.53 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 7.64 AU - 11.52 AU

Year: 20843 Days

Day: 15.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 78,367,339 km

• M1: 66,122 km (0.12 R)
• M2: 254,316 km (0.105 R)
• M3: 437,125 km (0.102 R)
• M4: 611,556 km (0.108 R)
• M5: 922,570 km (0.075 R)
• M6: 1,245,851 km (0.109 R)
• M7: 1,766,452 km (0.055 R)
• M8: 2,096,614 km (0.029 R)
• M9: 2,353,773 km (0.106 R)
• M10: 2,583,854 km (0.117 R)
• M11: 4,228,234 km (0.07 R)
• M12: 4,782,494 km (0.1 R)
• M13: 5,190,747 km (0.073 R)
• M14: 6,205,020 km (0.116 R)
• M15: 8,247,331 km (0.105 R)
• M16: 8,564,029 km (0.108 R)
• M17: 9,853,563 km (0.11 R)
• M18: 10,949,218 km (0.067 R)
• M19: 11,396,366 km (0.101 R)
• M20: 12,602,274 km (0.051 R)
• M21: 13,307,628 km (0.116 R)
• M22: 15,742,034 km (0.11 R)
• M23: 21,273,116 km (0.066 R)
• M24: 24,577,883 km (0.099 R)
• M25: 27,619,806 km (0.1 R)
• M26: 30,526,493 km (0.098 R)
• M27: 32,182,990 km (0.112 R)
• M28: 35,952,557 km (0.077 R)
• M29: 37,510,619 km (0.115 R)
• M30: 40,156,257 km (0.116 R)
• M31: 42,923,668 km (0.093 R)
• M32: 47,983,218 km (0.117 R)
• M33: 51,272,875 km (0.072 R)
• M34: 57,912,178 km (0.119 R)
• M35: 65,309,643 km (0.112 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 16,485 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit