🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.6

Radius: 10.7

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.47 AU - 0.67 AU

Year: 292 Days

Day: 5.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 39,898,210 km

• M1: 133,142 km (0.075 R)
• M2: 586,424 km (0.098 R)
• M3: 931,995 km (0.064 R)
• M4: 1,300,454 km (0.105 R)
• M5: 1,904,231 km (0.118 R)
• M6: 2,303,059 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223.5

Radius: 13.2

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.91 AU - 0.95 AU

Year: 608 Days

Day: 7.1 Hours

Environment

Temp: -177 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 39,898,210 km

• M1: 164,408 km (0.049 R)
• M2: 638,783 km (0.069 R)
• M3: 1,074,113 km (0.076 R)
• M4: 1,947,166 km (0.094 R)
• M5: 2,463,578 km (0.11 R)
• M6: 3,019,334 km (0.084 R)
• M7: 3,473,363 km (0.064 R)
• M8: 4,227,935 km (0.063 R)
• M9: 4,756,763 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.6

Radius: 11.1

Gravity: 1.8 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.29 AU - 3.57 AU

Year: 3402 Days

Day: 13.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 39,898,210 km

• M1: 138,079 km (0.076 R)
• M2: 513,869 km (0.116 R)
• M3: 1,529,489 km (0.117 R)
• M4: 2,373,221 km (0.058 R)
• M5: 2,899,955 km (0.074 R)
• M6: 3,320,474 km (0.068 R)
• M7: 3,908,244 km (0.11 R)
• M8: 4,285,680 km (0.117 R)
• M9: 4,940,470 km (0.114 R)
• M10: 5,382,831 km (0.111 R)
• M11: 6,553,584 km (0.116 R)
• M12: 7,033,942 km (0.104 R)
• M13: 8,307,619 km (0.101 R)
• M14: 9,729,247 km (0.1 R)
• M15: 10,355,314 km (0.079 R)
• M16: 11,231,659 km (0.12 R)
• M17: 14,070,727 km (0.103 R)
• M18: 15,515,693 km (0.101 R)
• M19: 15,891,782 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.9

Radius: 10

Gravity: 9.21 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 4.68 AU - 5.06 AU

Year: 7289 Days

Day: 10.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 39,898,210 km

• M1: 125,064 km (0.026 R)
• M2: 487,091 km (0.106 R)
• M3: 1,032,375 km (0.091 R)
• M4: 1,604,587 km (0.112 R)
• M5: 2,270,896 km (0.105 R)
• M6: 4,175,426 km (0.114 R)
• M7: 5,432,796 km (0.032 R)
• M8: 8,331,554 km (0.067 R)
• M9: 9,214,930 km (0.093 R)
• M10: 9,679,431 km (0.068 R)
• M11: 10,062,252 km (0.086 R)
• M12: 10,960,587 km (0.083 R)
• M13: 12,075,241 km (0.103 R)
• M14: 14,098,552 km (0.097 R)
• M15: 17,790,328 km (0.104 R)
• M16: 19,857,921 km (0.066 R)
• M17: 21,510,379 km (0.076 R)
• M18: 21,835,156 km (0.112 R)
• M19: 22,829,383 km (0.079 R)
• M20: 28,161,051 km (0.109 R)
• M21: 28,647,843 km (0.098 R)
• M22: 33,176,320 km (0.093 R)
• M23: 34,047,877 km (0.113 R)
• M24: 36,293,790 km (0.067 R)
• M25: 37,219,202 km (0.114 R)
• M26: 37,923,509 km (0.056 R)
• M27: 41,453,570 km (0.088 R)
• M28: 42,210,386 km (0.062 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 312.7

Radius: 3.4

Gravity: 27.05 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 6.22 AU - 6.78 AU

Year: 11240 Days

Day: 18.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 39,898,210 km

• M1: 42,336 km (0.112 R)
• M2: 255,812 km (0.072 R)
• M3: 370,853 km (0.043 R)
• M4: 559,496 km (0.104 R)
• M5: 1,034,619 km (0.064 R)
• M6: 1,410,409 km (0.1 R)
• M7: 1,664,725 km (0.097 R)
• M8: 2,370,378 km (0.113 R)
• M9: 2,932,268 km (0.098 R)
• M10: 3,167,137 km (0.068 R)
• M11: 4,477,614 km (0.109 R)
• M12: 4,617,338 km (0.069 R)
• M13: 5,298,158 km (0.097 R)
• M14: 6,353,122 km (0.074 R)
• M15: 7,540,481 km (0.108 R)
• M16: 7,980,598 km (0.1 R)
• M17: 8,608,161 km (0.106 R)
• M18: 10,055,670 km (0.066 R)
• M19: 11,190,968 km (0.086 R)
• M20: 12,137,174 km (0.03 R)
• M21: 12,354,391 km (0.044 R)
• M22: 14,488,703 km (0.097 R)
• M23: 18,025,945 km (0.049 R)
• M24: 18,237,776 km (0.091 R)
• M25: 19,469,864 km (0.076 R)
• M26: 20,219,798 km (0.113 R)
• M27: 20,525,127 km (0.075 R)
• M28: 20,678,914 km (0.072 R)
• M29: 21,301,839 km (0.119 R)
• M30: 25,481,454 km (0.106 R)
• M31: 27,856,320 km (0.102 R)
• M32: 29,194,174 km (0.073 R)
• M33: 32,516,144 km (0.116 R)
• M34: 33,998,360 km (0.104 R)
• M35: 34,538,558 km (0.11 R)
• M36: 37,669,342 km (0.074 R)
• M37: 38,831,718 km (0.032 R)
• M38: 39,659,592 km (0.098 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 552 - 14,394 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit