🌌 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: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.3

Radius: 10.3

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.66 AU - 0.8 AU

Year: 423 Days

Day: 12 Hours

Environment

Temp: -155 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 83,009,064 km

• M1: 128,056 km (0.099 R)
• M2: 489,484 km (0.097 R)
• M3: 830,867 km (0.036 R)
• M4: 1,596,808 km (0.102 R)
• M5: 2,296,178 km (0.114 R)
• M6: 2,855,524 km (0.039 R)
• M7: 3,311,947 km (0.058 R)
• M8: 3,839,729 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.2

Radius: 9.9

Gravity: 6.91 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.49 AU - 2.55 AU

Year: 2713 Days

Day: 13 Hours

Environment

Temp: -213 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 83,009,064 km

• M1: 123,119 km (0.085 R)
• M2: 484,996 km (0.051 R)
• M3: 831,465 km (0.118 R)
• M4: 1,311,973 km (0.098 R)
• M5: 1,794,426 km (0.112 R)
• M6: 2,214,647 km (0.118 R)
• M7: 3,307,459 km (0.117 R)
• M8: 3,767,922 km (0.104 R)
• M9: 4,615,543 km (0.101 R)
• M10: 5,919,588 km (0.098 R)
• M11: 6,600,408 km (0.072 R)
• M12: 7,003,873 km (0.115 R)
• M13: 9,062,489 km (0.114 R)
• M14: 10,460,033 km (0.111 R)
• M15: 10,929,770 km (0.108 R)
• M16: 11,332,039 km (0.068 R)
• M17: 11,660,855 km (0.098 R)
• M18: 12,038,440 km (0.078 R)
• M19: 14,914,459 km (0.113 R)
• M20: 15,409,628 km (0.07 R)
• M21: 15,762,828 km (0.104 R)
• M22: 16,433,027 km (0.071 R)
• M23: 17,501,006 km (0.112 R)
• M24: 17,830,271 km (0.068 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 233.6

Radius: 4.7

Gravity: 10.57 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 5.44 AU - 6.76 AU

Year: 10218 Days

Day: 24.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 83,009,064 km

• M1: 58,493 km (0.078 R)
• M2: 337,942 km (0.064 R)
• M3: 740,958 km (0.103 R)
• M4: 902,823 km (0.097 R)
• M5: 1,614,610 km (0.107 R)
• M6: 2,009,099 km (0.092 R)
• M7: 2,571,288 km (0.1 R)
• M8: 2,736,295 km (0.115 R)
• M9: 5,136,443 km (0.041 R)
• M10: 6,883,297 km (0.087 R)
• M11: 7,870,793 km (0.059 R)
• M12: 13,252,277 km (0.071 R)
• M13: 16,971,579 km (0.067 R)
• M14: 18,016,072 km (0.115 R)
• M15: 19,945,884 km (0.101 R)
• M16: 23,092,526 km (0.097 R)
• M17: 27,692,511 km (0.12 R)
• M18: 30,916,943 km (0.039 R)
• M19: 32,273,945 km (0.114 R)
• M20: 33,872,698 km (0.068 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 463.5

Radius: 7.4

Gravity: 8.46 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 5.79 AU - 7.79 AU

Year: 12000 Days

Day: 17.8 Hours

Environment

Temp: -237 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 83,009,064 km

• M1: 97,538 km (0.107 R)
• M2: 632,201 km (0.113 R)
• M3: 2,142,989 km (0.108 R)
• M4: 2,533,590 km (0.12 R)
• M5: 3,408,887 km (0.098 R)
• M6: 3,862,916 km (0.101 R)
• M7: 6,994,448 km (0.073 R)
• M8: 7,477,650 km (0.043 R)
• M9: 9,155,838 km (0.092 R)
• M10: 15,945,338 km (0.079 R)
• M11: 18,924,280 km (0.099 R)
• M12: 22,772,985 km (0.103 R)
• M13: 28,002,926 km (0.083 R)
• M14: 32,856,180 km (0.085 R)
• M15: 35,950,911 km (0.057 R)
• M16: 38,241,704 km (0.107 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 737.4

Radius: 3.8

Gravity: 51.07 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 8.35 AU - 11.97 AU

Year: 21965 Days

Day: 20.3 Hours

Environment

Temp: -246 °C

Axial Tilt: 131 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 83,009,064 km

• M1: 47,423 km (0.12 R)
• M2: 671,994 km (0.108 R)
• M3: 793,766 km (0.092 R)
• M4: 1,343,538 km (0.094 R)
• M5: 1,591,123 km (0.093 R)
• M6: 2,112,771 km (0.098 R)
• M7: 2,401,046 km (0.043 R)
• M8: 3,083,212 km (0.088 R)
• M9: 3,279,335 km (0.112 R)
• M10: 3,424,445 km (0.104 R)
• M11: 3,634,779 km (0.087 R)
• M12: 4,599,536 km (0.089 R)
• M13: 5,558,458 km (0.084 R)
• M14: 5,681,727 km (0.109 R)
• M15: 6,735,794 km (0.084 R)
• M16: 10,231,896 km (0.089 R)
• M17: 11,117,067 km (0.099 R)
• M18: 19,915,217 km (0.107 R)
• M19: 33,529,221 km (0.078 R)
• M20: 35,751,498 km (0.054 R)
• M21: 36,178,749 km (0.113 R)
• M22: 48,519,975 km (0.096 R)
• M23: 49,394,823 km (0.081 R)
• M24: 56,776,431 km (0.045 R)
• M25: 63,809,625 km (0.102 R)
• M26: 66,134,526 km (0.081 R)
• M27: 70,952,325 km (0.04 R)
• M28: 76,941,177 km (0.093 R)
• M29: 82,512,351 km (0.079 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 18,146 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit