🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.4

Radius: 14.2

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.74 AU - 0.88 AU

Year: 486 Days

Day: 7.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 59,772,991 km

• M1: 176,525 km (0.119 R)
• M2: 648,956 km (0.084 R)
• M3: 1,104,631 km (0.116 R)
• M4: 1,641,388 km (0.095 R)
• M5: 2,168,272 km (0.082 R)
• M6: 2,647,583 km (0.09 R)
• M7: 3,179,254 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.7

Radius: 8

Gravity: 9.67 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.04 AU - 1.1 AU

Year: 738 Days

Day: 7.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 59,772,991 km

• M1: 99,483 km (0.067 R)
• M2: 410,497 km (0.117 R)
• M3: 898,784 km (0.086 R)
• M4: 1,483,712 km (0.098 R)
• M5: 1,847,683 km (0.118 R)
• M6: 3,043,120 km (0.053 R)
• M7: 4,941,218 km (0.098 R)
• M8: 5,494,431 km (0.053 R)
• M9: 5,776,722 km (0.081 R)
• M10: 6,208,312 km (0.028 R)
• M11: 7,113,678 km (0.055 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664.5

Radius: 8.3

Gravity: 9.65 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.45 AU - 1.57 AU

Year: 1237 Days

Day: 14.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 59,772,991 km

• M1: 103,223 km (0.115 R)
• M2: 388,057 km (0.072 R)
• M3: 796,010 km (0.045 R)
• M4: 1,217,876 km (0.12 R)
• M5: 1,580,651 km (0.064 R)
• M6: 2,014,784 km (0.068 R)
• M7: 2,575,776 km (0.09 R)
• M8: 2,954,558 km (0.114 R)
• M9: 3,631,638 km (0.092 R)
• M10: 4,797,604 km (0.084 R)
• M11: 5,688,309 km (0.09 R)
• M12: 6,038,219 km (0.1 R)
• M13: 6,310,038 km (0.062 R)
• M14: 6,757,037 km (0.092 R)
• M15: 7,557,684 km (0.118 R)
• M16: 8,702,707 km (0.07 R)
• M17: 9,376,645 km (0.098 R)
• M18: 10,762,370 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.1

Radius: 10.6

Gravity: 6.66 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 5.24 AU - 5.46 AU

Year: 8252 Days

Day: 14.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 59,772,991 km

• M1: 134,339 km (0.045 R)
• M2: 651,798 km (0.104 R)
• M3: 1,012,778 km (0.094 R)
• M4: 1,745,059 km (0.119 R)
• M5: 2,185,625 km (0.104 R)
• M6: 2,986,721 km (0.091 R)
• M7: 3,819,982 km (0.107 R)
• M8: 4,345,968 km (0.091 R)
• M9: 4,801,194 km (0.119 R)
• M10: 6,541,167 km (0.089 R)
• M11: 7,413,921 km (0.115 R)
• M12: 9,624,678 km (0.075 R)
• M13: 12,298,291 km (0.073 R)
• M14: 14,293,029 km (0.11 R)
• M15: 17,463,756 km (0.11 R)
• M16: 19,439,196 km (0.118 R)
• M17: 20,129,590 km (0.105 R)
• M18: 21,640,678 km (0.06 R)
• M19: 23,397,406 km (0.088 R)
• M20: 24,442,946 km (0.098 R)
• M21: 26,720,723 km (0.116 R)
• M22: 28,839,178 km (0.09 R)
• M23: 31,905,187 km (0.072 R)
• M24: 38,797,161 km (0.102 R)
• M25: 42,524,541 km (0.109 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 617.5

Radius: 5.5

Gravity: 20.41 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 6.91 AU - 8.79 AU

Year: 14667 Days

Day: 18.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 59,772,991 km

• M1: 68,366 km (0.057 R)
• M2: 258,056 km (0.086 R)
• M3: 452,534 km (0.075 R)
• M4: 645,365 km (0.108 R)
• M5: 1,585,588 km (0.079 R)
• M6: 2,118,007 km (0.106 R)
• M7: 2,498,883 km (0.112 R)
• M8: 2,784,914 km (0.093 R)
• M9: 3,293,098 km (0.062 R)
• M10: 4,123,366 km (0.096 R)
• M11: 4,491,826 km (0.113 R)
• M12: 6,149,220 km (0.092 R)
• M13: 7,135,669 km (0.072 R)
• M14: 8,223,545 km (0.092 R)
• M15: 9,108,865 km (0.054 R)
• M16: 9,947,660 km (0.118 R)
• M17: 13,687,008 km (0.118 R)
• M18: 14,092,119 km (0.077 R)
• M19: 14,366,632 km (0.051 R)
• M20: 14,785,057 km (0.093 R)
• M21: 16,769,323 km (0.071 R)
• M22: 17,077,644 km (0.067 R)
• M23: 23,485,968 km (0.096 R)
• M24: 23,678,351 km (0.086 R)
• M25: 26,070,870 km (0.1 R)
• M26: 33,229,128 km (0.078 R)
• M27: 36,864,057 km (0.057 R)
• M28: 37,516,453 km (0.084 R)
• M29: 40,340,711 km (0.079 R)
• M30: 44,322,558 km (0.089 R)
• M31: 50,453,677 km (0.102 R)
• M32: 54,896,883 km (0.037 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 217 - 15,566 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit