🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.5

Radius: 14.1

Gravity: 4.25 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.58 AU - 0.9 AU

Year: 411 Days

Day: 7.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 50,281,415 km

• M1: 176,376 km (0.115 R)
• M2: 927,507 km (0.066 R)
• M3: 1,498,522 km (0.025 R)
• M4: 2,154,209 km (0.112 R)
• M5: 2,943,039 km (0.085 R)
• M6: 3,737,404 km (0.119 R)
• M7: 4,381,273 km (0.11 R)
• M8: 5,585,237 km (0.062 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.7

Radius: 14.9

Gravity: 2.79 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.93 AU - 0.95 AU

Year: 588 Days

Day: 12.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 50,281,415 km

• M1: 185,352 km (0.118 R)
• M2: 652,396 km (0.076 R)
• M3: 1,196,185 km (0.104 R)
• M4: 1,925,474 km (0.052 R)
• M5: 2,588,043 km (0.082 R)
• M6: 3,077,527 km (0.112 R)
• M7: 3,841,075 km (0.112 R)
• M8: 4,334,449 km (0.112 R)
• M9: 4,918,329 km (0.078 R)
• M10: 5,381,933 km (0.12 R)
• M11: 5,856,757 km (0.096 R)
• M12: 6,850,984 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.5

Radius: 8.9

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 2.78 AU - 3.62 AU

Year: 3696 Days

Day: 12.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 50,281,415 km

• M1: 140,772 km (0.053 R)
• M2: 580,589 km (0.065 R)
• M3: 903,272 km (0.063 R)
• M4: 1,696,739 km (0.112 R)
• M5: 3,500,889 km (0.093 R)
• M6: 4,749,583 km (0.11 R)
• M7: 5,315,212 km (0.103 R)
• M8: 6,221,925 km (0.045 R)
• M9: 7,172,769 km (0.081 R)
• M10: 7,887,997 km (0.114 R)
• M11: 8,400,968 km (0.078 R)
• M12: 8,935,930 km (0.065 R)
• M13: 10,933,809 km (0.029 R)
• M14: 11,764,077 km (0.105 R)
• M15: 15,369,984 km (0.099 R)

Asteroid Belt

Center: 4.55 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.1

Radius: 9.3

Gravity: 10.7 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 5.66 AU - 6.12 AU

Year: 9230 Days

Day: 12.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 50,281,415 km

• M1: 115,639 km (0.083 R)
• M2: 470,336 km (0.07 R)
• M3: 946,506 km (0.11 R)
• M4: 1,551,480 km (0.091 R)
• M5: 2,155,556 km (0.083 R)
• M6: 2,612,876 km (0.077 R)
• M7: 5,121,483 km (0.086 R)
• M8: 5,975,089 km (0.091 R)
• M9: 7,121,008 km (0.111 R)
• M10: 7,618,122 km (0.037 R)
• M11: 9,249,936 km (0.078 R)
• M12: 9,994,185 km (0.078 R)
• M13: 11,658,312 km (0.113 R)
• M14: 12,349,454 km (0.118 R)
• M15: 12,946,200 km (0.081 R)
• M16: 14,522,064 km (0.117 R)
• M17: 15,052,239 km (0.08 R)
• M18: 15,733,208 km (0.119 R)
• M19: 16,792,810 km (0.08 R)
• M20: 17,824,138 km (0.089 R)
• M21: 18,819,113 km (0.075 R)
• M22: 20,503,884 km (0.063 R)
• M23: 22,549,785 km (0.113 R)
• M24: 25,009,922 km (0.047 R)
• M25: 25,675,782 km (0.075 R)
• M26: 27,342,302 km (0.081 R)
• M27: 29,184,151 km (0.095 R)
• M28: 31,877,361 km (0.067 R)
• M29: 32,660,207 km (0.092 R)
• M30: 35,203,969 km (0.101 R)
• M31: 37,504,785 km (0.105 R)
• M32: 40,682,543 km (0.117 R)
• M33: 41,338,978 km (0.102 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 151.4

Radius: 3.8

Gravity: 10.48 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 10.5 AU - 11.06 AU

Year: 22853 Days

Day: 23.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 50,281,415 km

• M1: 52,509 km (0.073 R)
• M2: 188,045 km (0.098 R)
• M3: 402,867 km (0.066 R)
• M4: 750,383 km (0.096 R)
• M5: 1,247,197 km (0.116 R)
• M6: 1,677,890 km (0.093 R)
• M7: 1,852,470 km (0.045 R)
• M8: 2,238,134 km (0.099 R)
• M9: 2,654,165 km (0.107 R)
• M10: 3,359,669 km (0.108 R)
• M11: 3,663,652 km (0.118 R)
• M12: 6,177,046 km (0.103 R)
• M13: 7,653,726 km (0.058 R)
• M14: 9,107,668 km (0.038 R)
• M15: 9,848,477 km (0.109 R)
• M16: 11,061,416 km (0.028 R)
• M17: 11,505,572 km (0.047 R)
• M18: 15,842,415 km (0.05 R)
• M19: 18,875,362 km (0.093 R)
• M20: 19,269,702 km (0.116 R)
• M21: 20,074,987 km (0.112 R)
• M22: 20,485,932 km (0.094 R)
• M23: 22,536,919 km (0.095 R)
• M24: 25,383,318 km (0.106 R)
• M25: 26,645,026 km (0.095 R)
• M26: 33,355,239 km (0.072 R)
• M27: 46,607,217 km (0.071 R)
• M28: 48,201,032 km (0.12 R)
• M29: 48,347,638 km (0.058 R)
• M30: 49,681,004 km (0.107 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 439 - 18,924 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit