🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 37.8

Radius: 12.2

Gravity: 0.25 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.54 AU - 0.76 AU

Year: 362 Days

Day: 13.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 50,233,924 km

• M1: 151,692 km (0.052 R)
• M2: 556,055 km (0.099 R)
• M3: 1,060,948 km (0.068 R)
• M4: 1,451,847 km (0.07 R)
• M5: 1,845,290 km (0.059 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 995.7

Radius: 9.2

Gravity: 11.76 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.31 AU - 1.79 AU

Year: 1332 Days

Day: 7.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,233,924 km

• M1: 114,592 km (0.118 R)
• M2: 422,764 km (0.107 R)
• M3: 960,568 km (0.094 R)
• M4: 1,455,138 km (0.111 R)
• M5: 1,880,894 km (0.096 R)
• M6: 2,277,628 km (0.116 R)
• M7: 2,855,225 km (0.1 R)
• M8: 3,366,102 km (0.078 R)
• M9: 4,152,986 km (0.098 R)
• M10: 4,994,923 km (0.101 R)
• M11: 5,314,016 km (0.069 R)
• M12: 5,646,721 km (0.075 R)
• M13: 6,502,571 km (0.065 R)
• M14: 7,973,567 km (0.114 R)
• M15: 9,428,555 km (0.115 R)
• M16: 10,286,798 km (0.105 R)
• M17: 11,560,026 km (0.11 R)
• M18: 12,311,007 km (0.092 R)
• M19: 12,698,615 km (0.101 R)
• M20: 13,416,835 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520.5

Radius: 13.4

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.52 AU - 2.3 AU

Year: 1822 Days

Day: 7.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,233,924 km

• M1: 172,486 km (0.087 R)
• M2: 596,746 km (0.117 R)
• M3: 1,029,233 km (0.104 R)
• M4: 1,581,399 km (0.108 R)
• M5: 2,234,693 km (0.117 R)
• M6: 2,876,917 km (0.084 R)
• M7: 3,876,829 km (0.107 R)
• M8: 4,382,170 km (0.086 R)
• M9: 5,034,118 km (0.116 R)
• M10: 6,288,646 km (0.119 R)
• M11: 7,067,751 km (0.072 R)
• M12: 9,188,451 km (0.028 R)
• M13: 11,741,338 km (0.075 R)
• M14: 12,265,679 km (0.104 R)
• M15: 12,844,772 km (0.068 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 766.3

Radius: 3.2

Gravity: 74.83 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 6.18 AU - 7.22 AU

Year: 11971 Days

Day: 18.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 50,233,924 km

• M1: 39,793 km (0.099 R)
• M2: 151,991 km (0.086 R)
• M3: 481,556 km (0.092 R)
• M4: 581,487 km (0.052 R)
• M5: 767,287 km (0.118 R)
• M6: 969,394 km (0.049 R)
• M7: 1,205,609 km (0.074 R)
• M8: 1,365,081 km (0.086 R)
• M9: 1,478,925 km (0.108 R)
• M10: 1,859,502 km (0.094 R)
• M11: 2,072,678 km (0.093 R)
• M12: 2,223,772 km (0.118 R)
• M13: 2,361,851 km (0.109 R)
• M14: 2,699,045 km (0.086 R)
• M15: 2,833,533 km (0.117 R)
• M16: 3,115,824 km (0.079 R)
• M17: 3,416,516 km (0.105 R)
• M18: 3,875,183 km (0.107 R)
• M19: 4,163,458 km (0.097 R)
• M20: 4,979,814 km (0.069 R)
• M21: 6,200,832 km (0.075 R)
• M22: 7,741,540 km (0.055 R)
• M23: 8,291,462 km (0.057 R)
• M24: 9,417,485 km (0.09 R)
• M25: 10,043,702 km (0.109 R)
• M26: 10,204,520 km (0.092 R)
• M27: 11,611,787 km (0.119 R)
• M28: 12,209,131 km (0.097 R)
• M29: 13,207,098 km (0.115 R)
• M30: 18,375,705 km (0.098 R)
• M31: 20,359,223 km (0.112 R)
• M32: 26,336,855 km (0.087 R)
• M33: 27,261,220 km (0.092 R)
• M34: 34,224,402 km (0.076 R)
• M35: 41,179,656 km (0.091 R)
• M36: 41,867,657 km (0.109 R)
• M37: 46,601,382 km (0.113 R)
• M38: 46,899,082 km (0.086 R)
• M39: 47,498,670 km (0.118 R)
• M40: 51,361,587 km (0.09 R)
• M41: 52,158,494 km (0.115 R)
• M42: 55,762,905 km (0.095 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 116.7

Radius: 7

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 6.45 AU - 9.95 AU

Year: 16208 Days

Day: 24.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 50,233,924 km

• M1: 89,011 km (0.111 R)
• M2: 350,059 km (0.109 R)
• M3: 1,104,631 km (0.104 R)
• M4: 1,449,903 km (0.1 R)
• M5: 2,031,389 km (0.073 R)
• M6: 3,332,143 km (0.076 R)
• M7: 4,007,129 km (0.103 R)
• M8: 4,910,700 km (0.033 R)
• M9: 5,625,628 km (0.061 R)
• M10: 8,846,769 km (0.111 R)
• M11: 9,364,528 km (0.029 R)
• M12: 12,849,560 km (0.111 R)
• M13: 16,017,294 km (0.106 R)
• M14: 17,047,575 km (0.12 R)
• M15: 18,396,649 km (0.066 R)
• M16: 20,700,755 km (0.1 R)
• M17: 27,650,922 km (0.06 R)
• M18: 30,274,420 km (0.086 R)
• M19: 32,854,834 km (0.054 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 168.5

Radius: 6.3

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 8.97 AU - 10.91 AU

Year: 21632 Days

Day: 23 Hours

Environment

Temp: -233 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,233,924 km

• M1: 78,389 km (0.118 R)
• M2: 516,861 km (0.097 R)
• M3: 1,815,969 km (0.028 R)
• M4: 2,723,280 km (0.119 R)
• M5: 3,361,015 km (0.083 R)
• M6: 9,076,552 km (0.03 R)
• M7: 9,613,458 km (0.119 R)
• M8: 13,979,921 km (0.113 R)
• M9: 21,322,484 km (0.113 R)
• M10: 42,944,762 km (0.108 R)
• M11: 45,995,661 km (0.112 R)
• M12: 47,719,178 km (0.061 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 221 - 15,783 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit