🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623

Radius: 14.2

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.91 AU - 1.17 AU

Year: 707 Days

Day: 12.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 80,718,141 km

• M1: 176,525 km (0.05 R)
• M2: 647,908 km (0.085 R)
• M3: 1,170,753 km (0.104 R)
• M4: 1,622,389 km (0.079 R)
• M5: 2,309,342 km (0.117 R)
• M6: 2,840,265 km (0.057 R)
• M7: 4,585,025 km (0.072 R)
• M8: 5,894,605 km (0.075 R)
• M9: 6,855,921 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 888.5

Radius: 9.1

Gravity: 10.73 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.39 AU - 1.81 AU

Year: 1350 Days

Day: 13.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 80,718,141 km

• M1: 116,686 km (0.083 R)
• M2: 459,864 km (0.115 R)
• M3: 749,635 km (0.061 R)
• M4: 1,323,343 km (0.079 R)
• M5: 1,954,795 km (0.072 R)
• M6: 2,309,193 km (0.077 R)
• M7: 2,665,984 km (0.119 R)
• M8: 3,044,915 km (0.094 R)
• M9: 3,427,437 km (0.08 R)
• M10: 4,034,804 km (0.077 R)
• M11: 4,326,969 km (0.064 R)
• M12: 4,751,976 km (0.103 R)
• M13: 5,078,399 km (0.119 R)
• M14: 5,397,940 km (0.118 R)
• M15: 7,229,018 km (0.089 R)
• M16: 8,343,372 km (0.101 R)
• M17: 9,157,783 km (0.086 R)
• M18: 9,632,607 km (0.092 R)
• M19: 9,958,281 km (0.073 R)
• M20: 11,263,224 km (0.037 R)
• M21: 11,551,798 km (0.067 R)
• M22: 11,882,559 km (0.117 R)
• M23: 12,333,148 km (0.066 R)
• M24: 13,429,251 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33.8

Radius: 11.5

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.76 AU - 1.92 AU

Year: 1664 Days

Day: 10.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 80,718,141 km

• M1: 152,141 km (0.117 R)
• M2: 759,508 km (0.069 R)
• M3: 1,590,973 km (0.059 R)
• M4: 2,562,013 km (0.106 R)
• M5: 3,092,188 km (0.027 R)
• M6: 3,904,205 km (0.077 R)
• M7: 4,637,534 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940.5

Radius: 10.5

Gravity: 8.53 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.08 AU - 3.06 AU

Year: 2747 Days

Day: 7 Hours

Environment

Temp: -205 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 80,718,141 km

• M1: 145,858 km (0.104 R)
• M2: 484,548 km (0.062 R)
• M3: 816,954 km (0.094 R)
• M4: 1,730,548 km (0.095 R)
• M5: 2,076,718 km (0.09 R)
• M6: 3,170,278 km (0.091 R)
• M7: 4,232,573 km (0.064 R)
• M8: 4,941,517 km (0.091 R)
• M9: 5,517,319 km (0.111 R)
• M10: 5,889,219 km (0.116 R)
• M11: 7,516,096 km (0.081 R)
• M12: 8,416,227 km (0.046 R)
• M13: 8,838,541 km (0.059 R)
• M14: 11,420,451 km (0.049 R)
• M15: 12,337,785 km (0.03 R)
• M16: 14,170,658 km (0.067 R)
• M17: 14,870,926 km (0.114 R)
• M18: 15,385,094 km (0.099 R)
• M19: 20,059,130 km (0.056 R)
• M20: 21,198,766 km (0.05 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 665.4

Radius: 3.1

Gravity: 69.24 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 8.12 AU - 12.56 AU

Year: 22172 Days

Day: 15.3 Hours

Environment

Temp: -242 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 80,718,141 km

• M1: 38,895 km (0.113 R)
• M2: 148,850 km (0.077 R)
• M3: 300,093 km (0.099 R)
• M4: 557,701 km (0.08 R)
• M5: 818,151 km (0.118 R)
• M6: 982,260 km (0.089 R)
• M7: 1,254,378 km (0.059 R)
• M8: 1,376,300 km (0.079 R)
• M9: 1,867,131 km (0.046 R)
• M10: 2,260,723 km (0.114 R)
• M11: 2,633,072 km (0.074 R)
• M12: 2,833,832 km (0.079 R)
• M13: 3,802,778 km (0.087 R)
• M14: 4,125,161 km (0.089 R)
• M15: 4,259,201 km (0.086 R)
• M16: 5,639,840 km (0.113 R)
• M17: 6,453,203 km (0.086 R)
• M18: 6,771,548 km (0.095 R)
• M19: 7,148,085 km (0.102 R)
• M20: 7,488,869 km (0.094 R)
• M21: 8,576,446 km (0.055 R)
• M22: 9,472,388 km (0.029 R)
• M23: 9,647,118 km (0.111 R)
• M24: 9,764,851 km (0.102 R)
• M25: 11,448,276 km (0.106 R)
• M26: 12,884,416 km (0.1 R)
• M27: 13,170,896 km (0.098 R)
• M28: 13,461,564 km (0.084 R)
• M29: 15,780,182 km (0.096 R)
• M30: 16,190,678 km (0.078 R)
• M31: 16,947,793 km (0.117 R)
• M32: 19,359,909 km (0.08 R)
• M33: 19,641,303 km (0.078 R)
• M34: 21,889,759 km (0.067 R)
• M35: 23,764,819 km (0.102 R)
• M36: 37,159,213 km (0.104 R)
• M37: 39,967,914 km (0.12 R)
• M38: 40,576,777 km (0.037 R)
• M39: 44,036,228 km (0.088 R)
• M40: 44,848,993 km (0.096 R)
• M41: 46,672,142 km (0.081 R)
• M42: 64,099,995 km (0.077 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 394 - 13,395 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit