🌌 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: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.3

Radius: 13.4

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.74 AU - 1 AU

Year: 532 Days

Day: 12.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 175.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 78,771,023 km

• M1: 167,849 km (0.116 R)
• M2: 605,123 km (0.071 R)
• M3: 1,053,468 km (0.09 R)
• M4: 1,638,994 km (0.117 R)
• M5: 2,333,727 km (0.08 R)
• M6: 2,761,277 km (0.098 R)
• M7: 3,725,885 km (0.098 R)
• M8: 5,127,916 km (0.068 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 122.6

Radius: 11.3

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.24 AU - 1.56 AU

Year: 1087 Days

Day: 13.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 78,771,023 km

• M1: 163,361 km (0.085 R)
• M2: 659,577 km (0.074 R)
• M3: 1,030,281 km (0.114 R)
• M4: 2,246,661 km (0.036 R)
• M5: 2,960,243 km (0.117 R)
• M6: 3,418,461 km (0.117 R)
• M7: 4,655,187 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.2

Radius: 8.4

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.54 AU - 2.54 AU

Year: 1911 Days

Day: 6.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 78,771,023 km

• M1: 104,719 km (0.078 R)
• M2: 405,560 km (0.094 R)
• M3: 678,277 km (0.06 R)
• M4: 1,000,660 km (0.105 R)
• M5: 1,312,871 km (0.095 R)
• M6: 3,582,121 km (0.106 R)
• M7: 4,887,961 km (0.106 R)
• M8: 5,372,658 km (0.098 R)
• M9: 5,911,210 km (0.095 R)
• M10: 6,580,661 km (0.102 R)
• M11: 7,146,739 km (0.059 R)
• M12: 9,771,583 km (0.094 R)
• M13: 11,076,226 km (0.104 R)
• M14: 11,350,589 km (0.091 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 107.2

Radius: 4.2

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 6.71 AU - 10.83 AU

Year: 17038 Days

Day: 15.9 Hours

Environment

Temp: -235 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 78,771,023 km

• M1: 119,080 km (0.055 R)
• M2: 505,790 km (0.108 R)
• M3: 1,643,333 km (0.117 R)
• M4: 3,165,341 km (0.099 R)
• M5: 4,302,136 km (0.086 R)
• M6: 4,875,993 km (0.105 R)
• M7: 7,047,406 km (0.119 R)
• M8: 7,609,146 km (0.087 R)
• M9: 8,079,781 km (0.111 R)
• M10: 14,307,391 km (0.067 R)
• M11: 20,488,775 km (0.065 R)
• M12: 22,889,222 km (0.104 R)
• M13: 24,365,604 km (0.086 R)
• M14: 25,730,235 km (0.095 R)
• M15: 31,599,558 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 806

Radius: 7.2

Gravity: 15.55 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 9.38 AU - 9.76 AU

Year: 19421 Days

Day: 20.2 Hours

Environment

Temp: -236 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 78,771,023 km

• M1: 111,151 km (0.044 R)
• M2: 496,964 km (0.119 R)
• M3: 849,866 km (0.12 R)
• M4: 1,456,485 km (0.086 R)
• M5: 1,798,316 km (0.098 R)
• M6: 3,236,999 km (0.066 R)
• M7: 3,550,556 km (0.047 R)
• M8: 3,915,575 km (0.047 R)
• M9: 4,172,733 km (0.11 R)
• M10: 7,116,969 km (0.103 R)
• M11: 7,898,917 km (0.091 R)
• M12: 9,065,781 km (0.068 R)
• M13: 9,403,124 km (0.075 R)
• M14: 10,404,382 km (0.072 R)
• M15: 13,395,592 km (0.113 R)
• M16: 13,759,713 km (0.091 R)
• M17: 15,680,699 km (0.096 R)
• M18: 16,747,033 km (0.083 R)
• M19: 17,426,955 km (0.118 R)
• M20: 19,857,472 km (0.12 R)
• M21: 23,228,211 km (0.08 R)
• M22: 27,659,749 km (0.067 R)
• M23: 28,608,947 km (0.066 R)
• M24: 29,091,700 km (0.035 R)
• M25: 30,322,142 km (0.051 R)
• M26: 31,203,872 km (0.09 R)
• M27: 32,232,357 km (0.083 R)
• M28: 32,492,957 km (0.038 R)
• M29: 36,431,719 km (0.075 R)
• M30: 39,922,885 km (0.059 R)
• M31: 51,367,421 km (0.068 R)
• M32: 52,619,405 km (0.086 R)
• M33: 53,708,777 km (0.058 R)
• M34: 55,744,655 km (0.036 R)
• M35: 58,023,778 km (0.119 R)
• M36: 68,190,150 km (0.073 R)
• M37: 68,835,366 km (0.113 R)
• M38: 76,203,061 km (0.106 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: 406 - 16,456 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit