🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 810.7

Radius: 8.9

Gravity: 10.23 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.47 AU - 0.73 AU

Year: 310 Days

Day: 13.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 63,643,687 km

• M1: 110,702 km (0.105 R)
• M2: 394,190 km (0.118 R)
• M3: 679,174 km (0.113 R)
• M4: 974,331 km (0.082 R)
• M5: 1,417,290 km (0.105 R)
• M6: 1,802,954 km (0.096 R)
• M7: 2,309,342 km (0.087 R)
• M8: 2,768,608 km (0.093 R)
• M9: 3,676,816 km (0.051 R)
• M10: 4,304,828 km (0.04 R)
• M11: 4,672,689 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.3

Radius: 15

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.85 AU - 0.95 AU

Year: 569 Days

Day: 14 Hours

Environment

Temp: -162 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 63,643,687 km

• M1: 186,698 km (0.119 R)
• M2: 676,781 km (0.067 R)
• M3: 1,406,070 km (0.078 R)
• M4: 2,533,440 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 901.8

Radius: 13.8

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.99 AU - 1.53 AU

Year: 943 Days

Day: 10.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 63,643,687 km

• M1: 176,525 km (0.111 R)
• M2: 631,004 km (0.076 R)
• M3: 1,167,462 km (0.107 R)
• M4: 2,208,364 km (0.102 R)
• M5: 3,223,834 km (0.079 R)
• M6: 3,783,629 km (0.044 R)
• M7: 4,512,919 km (0.116 R)
• M8: 5,636,399 km (0.09 R)
• M9: 6,165,527 km (0.071 R)
• M10: 7,547,512 km (0.101 R)
• M11: 10,040,411 km (0.088 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 150.8

Radius: 5.3

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 5.93 AU - 8.39 AU

Year: 12776 Days

Day: 20.3 Hours

Environment

Temp: -239 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 63,643,687 km

• M1: 66,122 km (0.09 R)
• M2: 1,212,042 km (0.09 R)
• M3: 1,760,917 km (0.097 R)
• M4: 1,961,826 km (0.098 R)
• M5: 2,161,988 km (0.073 R)
• M6: 2,532,094 km (0.117 R)
• M7: 3,042,970 km (0.116 R)
• M8: 3,665,148 km (0.104 R)
• M9: 5,303,394 km (0.079 R)
• M10: 6,464,573 km (0.083 R)
• M11: 7,051,146 km (0.101 R)
• M12: 7,449,226 km (0.04 R)
• M13: 8,898,530 km (0.081 R)
• M14: 13,681,324 km (0.058 R)
• M15: 25,026,078 km (0.108 R)
• M16: 26,035,714 km (0.077 R)
• M17: 30,630,014 km (0.086 R)
• M18: 31,203,573 km (0.111 R)
• M19: 33,671,190 km (0.079 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 946.2

Radius: 3.4

Gravity: 81.85 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 6.43 AU - 8.07 AU

Year: 13018 Days

Day: 20.5 Hours

Environment

Temp: -233 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 63,643,687 km

• M1: 43,533 km (0.077 R)
• M2: 152,141 km (0.113 R)
• M3: 270,024 km (0.082 R)
• M4: 377,286 km (0.072 R)
• M5: 582,235 km (0.045 R)
• M6: 1,096,852 km (0.049 R)
• M7: 1,642,136 km (0.113 R)
• M8: 1,829,133 km (0.095 R)
• M9: 2,185,475 km (0.119 R)
• M10: 3,009,610 km (0.107 R)
• M11: 3,587,656 km (0.032 R)
• M12: 4,361,975 km (0.084 R)
• M13: 4,522,643 km (0.108 R)
• M14: 7,944,844 km (0.104 R)
• M15: 9,404,321 km (0.07 R)
• M16: 9,564,839 km (0.081 R)
• M17: 13,237,916 km (0.083 R)
• M18: 14,056,814 km (0.117 R)
• M19: 14,621,097 km (0.07 R)
• M20: 15,495,497 km (0.113 R)
• M21: 19,256,986 km (0.111 R)
• M22: 20,935,923 km (0.092 R)
• M23: 23,387,982 km (0.12 R)
• M24: 23,979,791 km (0.069 R)
• M25: 25,502,847 km (0.078 R)
• M26: 26,235,278 km (0.089 R)
• M27: 26,447,108 km (0.106 R)
• M28: 26,659,986 km (0.064 R)
• M29: 27,523,315 km (0.091 R)
• M30: 32,362,657 km (0.077 R)
• M31: 33,344,468 km (0.056 R)
• M32: 33,842,629 km (0.116 R)
• M33: 36,015,837 km (0.057 R)
• M34: 47,812,676 km (0.051 R)
• M35: 49,085,006 km (0.114 R)
• M36: 51,200,470 km (0.093 R)
• M37: 56,665,130 km (0.12 R)
• M38: 60,639,347 km (0.118 R)
• M39: 61,941,896 km (0.103 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 18,969 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit