🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 130.5

Radius: 10.7

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.3 AU - 1.46 AU

Year: 1031 Days

Day: 5.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,125,580 km

• M1: 133,142 km (0.095 R)
• M2: 581,936 km (0.116 R)
• M3: 996,172 km (0.08 R)
• M4: 1,426,864 km (0.117 R)
• M5: 2,402,243 km (0.079 R)
• M6: 2,736,295 km (0.03 R)
• M7: 3,426,838 km (0.08 R)
• M8: 3,826,564 km (0.029 R)
• M9: 4,616,590 km (0.066 R)
• M10: 5,869,772 km (0.028 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456.7

Radius: 12.1

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.92 AU - 3.26 AU

Year: 3454 Days

Day: 7.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 52,125,580 km

• M1: 150,495 km (0.072 R)
• M2: 702,960 km (0.073 R)
• M3: 1,089,372 km (0.081 R)
• M4: 1,823,149 km (0.117 R)
• M5: 2,302,162 km (0.101 R)
• M6: 3,077,677 km (0.076 R)
• M7: 3,724,688 km (0.103 R)
• M8: 5,389,712 km (0.105 R)
• M9: 5,821,900 km (0.062 R)
• M10: 8,176,122 km (0.103 R)
• M11: 10,238,927 km (0.109 R)
• M12: 11,350,140 km (0.114 R)
• M13: 15,317,176 km (0.101 R)
• M14: 16,768,874 km (0.075 R)
• M15: 17,363,675 km (0.11 R)
• M16: 18,253,783 km (0.092 R)
• M17: 19,291,393 km (0.114 R)
• M18: 20,125,252 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395.1

Radius: 8.4

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.24 AU - 4.26 AU

Year: 4617 Days

Day: 9.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,125,580 km

• M1: 109,655 km (0.114 R)
• M2: 498,011 km (0.107 R)
• M3: 797,805 km (0.079 R)
• M4: 2,084,946 km (0.063 R)
• M5: 2,828,597 km (0.071 R)
• M6: 3,460,498 km (0.084 R)
• M7: 3,758,796 km (0.044 R)
• M8: 4,294,356 km (0.062 R)
• M9: 4,615,992 km (0.072 R)
• M10: 6,865,196 km (0.101 R)
• M11: 7,306,061 km (0.047 R)
• M12: 8,670,094 km (0.116 R)
• M13: 10,036,222 km (0.116 R)
• M14: 12,530,168 km (0.115 R)
• M15: 14,069,829 km (0.086 R)
• M16: 14,678,393 km (0.114 R)
• M17: 15,093,677 km (0.063 R)
• M18: 15,785,418 km (0.112 R)
• M19: 18,403,380 km (0.106 R)
• M20: 18,825,695 km (0.118 R)
• M21: 21,629,459 km (0.037 R)
• M22: 22,439,980 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.9

Radius: 12

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 3.62 AU - 3.92 AU

Year: 4654 Days

Day: 10.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 52,125,580 km

• M1: 149,448 km (0.057 R)
• M2: 553,811 km (0.094 R)
• M3: 1,167,611 km (0.074 R)
• M4: 2,026,752 km (0.081 R)
• M5: 2,579,366 km (0.101 R)
• M6: 3,385,699 km (0.105 R)
• M7: 3,794,849 km (0.102 R)
• M8: 4,713,979 km (0.062 R)
• M9: 5,333,314 km (0.043 R)
• M10: 7,386,544 km (0.097 R)
• M11: 8,079,781 km (0.101 R)
• M12: 8,479,357 km (0.102 R)
• M13: 11,429,726 km (0.118 R)
• M14: 11,934,021 km (0.037 R)
• M15: 13,997,873 km (0.086 R)
• M16: 14,575,470 km (0.102 R)
• M17: 15,060,018 km (0.046 R)
• M18: 18,444,221 km (0.09 R)
• M19: 22,305,192 km (0.046 R)
• M20: 24,274,050 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 377

Radius: 3.8

Gravity: 26.11 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 6.93 AU - 9.73 AU

Year: 15286 Days

Day: 17.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 52,125,580 km

• M1: 47,423 km (0.053 R)
• M2: 184,155 km (0.064 R)
• M3: 303,085 km (0.119 R)
• M4: 794,514 km (0.104 R)
• M5: 1,118,543 km (0.098 R)
• M6: 2,130,423 km (0.071 R)
• M7: 2,973,108 km (0.072 R)
• M8: 3,481,292 km (0.12 R)
• M9: 4,888,410 km (0.051 R)
• M10: 5,806,641 km (0.057 R)
• M11: 6,955,553 km (0.098 R)
• M12: 8,111,795 km (0.098 R)
• M13: 9,490,190 km (0.115 R)
• M14: 10,103,541 km (0.103 R)
• M15: 10,580,758 km (0.097 R)
• M16: 11,868,048 km (0.067 R)
• M17: 15,570,595 km (0.078 R)
• M18: 16,135,028 km (0.115 R)
• M19: 17,986,750 km (0.044 R)
• M20: 19,893,226 km (0.092 R)
• M21: 20,810,261 km (0.118 R)
• M22: 23,637,960 km (0.06 R)
• M23: 30,475,480 km (0.059 R)
• M24: 32,941,451 km (0.107 R)
• M25: 35,537,124 km (0.113 R)
• M26: 38,905,170 km (0.1 R)
• M27: 40,998,044 km (0.1 R)
• M28: 42,072,157 km (0.101 R)
• M29: 46,122,819 km (0.112 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 522 - 20,318 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit