🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.5

Radius: 15

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.85 AU - 0.95 AU

Year: 569 Days

Day: 14.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 84,453,365 km

• M1: 186,549 km (0.032 R)
• M2: 714,779 km (0.109 R)
• M3: 1,312,871 km (0.112 R)
• M4: 1,802,954 km (0.081 R)
• M5: 2,516,685 km (0.116 R)
• M6: 3,020,531 km (0.035 R)
• M7: 3,776,299 km (0.07 R)
• M8: 6,049,439 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662.8

Radius: 11.6

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.15 AU - 1.59 AU

Year: 1069 Days

Day: 5.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 84,453,365 km

• M1: 145,559 km (0.061 R)
• M2: 580,739 km (0.111 R)
• M3: 981,960 km (0.066 R)
• M4: 1,533,677 km (0.066 R)
• M5: 2,330,286 km (0.068 R)
• M6: 3,011,256 km (0.113 R)
• M7: 3,530,959 km (0.109 R)
• M8: 3,899,568 km (0.096 R)
• M9: 4,954,532 km (0.086 R)
• M10: 5,890,267 km (0.09 R)
• M11: 6,389,325 km (0.071 R)
• M12: 6,752,997 km (0.109 R)
• M13: 7,928,238 km (0.1 R)
• M14: 8,322,279 km (0.084 R)
• M15: 8,895,688 km (0.028 R)
• M16: 9,910,111 km (0.071 R)
• M17: 10,429,964 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 18.1

Radius: 9

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.34 AU - 1.98 AU

Year: 1426 Days

Day: 12.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 84,453,365 km

• M1: 112,049 km (0.075 R)
• M2: 438,771 km (0.1 R)
• M3: 721,361 km (0.055 R)
• M4: 1,296,864 km (0.07 R)
• M5: 1,908,270 km (0.104 R)
• M6: 2,444,728 km (0.079 R)
• M7: 2,973,856 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.9

Radius: 14

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 3.38 AU - 4.92 AU

Year: 5638 Days

Day: 8.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 84,453,365 km

• M1: 178,919 km (0.118 R)
• M2: 1,157,588 km (0.039 R)
• M3: 1,691,054 km (0.036 R)
• M4: 2,301,264 km (0.041 R)
• M5: 4,391,146 km (0.055 R)
• M6: 5,504,603 km (0.112 R)
• M7: 6,706,323 km (0.06 R)
• M8: 7,402,252 km (0.094 R)
• M9: 8,215,915 km (0.074 R)
• M10: 9,743,459 km (0.073 R)
• M11: 11,898,715 km (0.12 R)
• M12: 13,160,573 km (0.076 R)
• M13: 13,649,908 km (0.075 R)
• M14: 16,960,958 km (0.078 R)
• M15: 17,541,098 km (0.106 R)
• M16: 20,447,187 km (0.109 R)
• M17: 21,304,682 km (0.078 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 749

Radius: 4.5

Gravity: 36.99 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 10.23 AU - 10.57 AU

Year: 22366 Days

Day: 17 Hours

Environment

Temp: -228 °C

Axial Tilt: 164 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 84,453,365 km

• M1: 58,194 km (0.111 R)
• M2: 313,258 km (0.114 R)
• M3: 500,554 km (0.082 R)
• M4: 1,030,131 km (0.102 R)
• M5: 1,358,947 km (0.03 R)
• M6: 1,773,184 km (0.071 R)
• M7: 3,993,665 km (0.084 R)
• M8: 5,336,754 km (0.094 R)
• M9: 5,621,140 km (0.055 R)
• M10: 6,044,652 km (0.114 R)
• M11: 7,644,601 km (0.085 R)
• M12: 7,798,088 km (0.076 R)
• M13: 14,798,221 km (0.037 R)
• M14: 15,521,826 km (0.036 R)
• M15: 17,566,231 km (0.097 R)
• M16: 21,665,811 km (0.056 R)
• M17: 22,914,205 km (0.112 R)
• M18: 23,664,139 km (0.117 R)
• M19: 26,593,265 km (0.084 R)
• M20: 28,510,811 km (0.069 R)
• M21: 29,881,427 km (0.115 R)
• M22: 33,294,502 km (0.094 R)
• M23: 37,397,673 km (0.032 R)
• M24: 37,692,530 km (0.062 R)
• M25: 39,341,697 km (0.066 R)
• M26: 39,493,838 km (0.101 R)
• M27: 41,825,321 km (0.096 R)
• M28: 49,722,143 km (0.073 R)
• M29: 53,177,555 km (0.119 R)
• M30: 76,607,723 km (0.072 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: 527 - 11,612 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit