🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.5

Radius: 13.2

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.55 AU - 0.79 AU

Year: 379 Days

Day: 6.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 33,257,195 km

• M1: 164,109 km (0.099 R)
• M2: 637,885 km (0.096 R)
• M3: 1,118,543 km (0.08 R)
• M4: 1,970,653 km (0.076 R)
• M5: 2,475,695 km (0.115 R)
• M6: 2,928,827 km (0.059 R)
• M7: 3,414,422 km (0.108 R)
• M8: 4,097,336 km (0.033 R)
• M9: 5,081,391 km (0.026 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.6

Radius: 10.5

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.31 AU - 1.33 AU

Year: 1047 Days

Day: 14.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 33,257,195 km

• M1: 130,599 km (0.029 R)
• M2: 766,390 km (0.12 R)
• M3: 1,093,112 km (0.108 R)
• M4: 1,429,258 km (0.092 R)
• M5: 1,887,177 km (0.037 R)
• M6: 2,276,580 km (0.031 R)
• M7: 2,967,423 km (0.105 R)
• M8: 3,543,974 km (0.043 R)
• M9: 4,180,961 km (0.096 R)
• M10: 4,582,183 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 942.3

Radius: 9.4

Gravity: 10.66 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.41 AU - 1.75 AU

Year: 1371 Days

Day: 9 Hours

Environment

Temp: -203 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 33,257,195 km

• M1: 116,836 km (0.105 R)
• M2: 435,479 km (0.081 R)
• M3: 800,349 km (0.11 R)
• M4: 1,380,788 km (0.04 R)
• M5: 1,710,652 km (0.088 R)
• M6: 2,197,742 km (0.06 R)
• M7: 2,611,979 km (0.052 R)
• M8: 3,198,851 km (0.102 R)
• M9: 4,287,924 km (0.042 R)
• M10: 4,754,520 km (0.052 R)
• M11: 5,298,009 km (0.108 R)
• M12: 5,789,737 km (0.069 R)
• M13: 6,409,820 km (0.03 R)
• M14: 6,761,674 km (0.076 R)
• M15: 8,627,908 km (0.092 R)
• M16: 9,026,287 km (0.056 R)
• M17: 10,261,666 km (0.07 R)
• M18: 11,829,003 km (0.069 R)
• M19: 12,552,907 km (0.092 R)
• M20: 13,468,296 km (0.08 R)
• M21: 13,921,578 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146.9

Radius: 14.2

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.55 AU - 3.65 AU

Year: 3768 Days

Day: 8.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 33,257,195 km

• M1: 176,675 km (0.066 R)
• M2: 634,445 km (0.087 R)
• M3: 1,393,953 km (0.086 R)
• M4: 2,092,725 km (0.039 R)
• M5: 2,704,879 km (0.119 R)
• M6: 3,600,073 km (0.12 R)
• M7: 4,090,006 km (0.076 R)
• M8: 5,077,501 km (0.038 R)
• M9: 5,789,288 km (0.066 R)
• M10: 6,292,086 km (0.079 R)
• M11: 6,954,955 km (0.101 R)
• M12: 8,212,325 km (0.114 R)
• M13: 9,227,346 km (0.044 R)
• M14: 13,017,708 km (0.051 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 150.1

Radius: 9.8

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 3.3 AU - 4.04 AU

Year: 4853 Days

Day: 9 Hours

Environment

Temp: -218 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 33,257,195 km

• M1: 122,072 km (0.114 R)
• M2: 429,795 km (0.099 R)
• M3: 1,361,341 km (0.078 R)
• M4: 2,671,968 km (0.109 R)
• M5: 3,893,135 km (0.074 R)
• M6: 5,919,139 km (0.077 R)
• M7: 6,848,142 km (0.047 R)
• M8: 7,871,541 km (0.092 R)
• M9: 9,128,612 km (0.072 R)
• M10: 10,777,779 km (0.099 R)
• M11: 11,277,735 km (0.114 R)
• M12: 12,200,305 km (0.085 R)
• M13: 13,390,206 km (0.114 R)
• M14: 13,744,005 km (0.092 R)
• M15: 14,286,447 km (0.062 R)
• M16: 14,655,954 km (0.083 R)
• M17: 15,079,316 km (0.11 R)
• M18: 15,851,989 km (0.111 R)
• M19: 16,854,594 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.5

Radius: 13

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 3.8 AU - 4.56 AU

Year: 5899 Days

Day: 13.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 33,257,195 km

• M1: 161,715 km (0.079 R)
• M2: 613,501 km (0.117 R)
• M3: 1,110,016 km (0.085 R)
• M4: 1,556,416 km (0.077 R)
• M5: 1,992,045 km (0.103 R)
• M6: 2,459,389 km (0.026 R)
• M7: 3,217,850 km (0.086 R)
• M8: 3,641,811 km (0.119 R)
• M9: 5,286,639 km (0.109 R)
• M10: 6,036,274 km (0.117 R)
• M11: 7,490,515 km (0.078 R)
• M12: 9,806,888 km (0.072 R)
• M13: 15,212,009 km (0.071 R)
• M14: 15,686,683 km (0.034 R)
• M15: 17,620,086 km (0.087 R)
• M16: 18,543,404 km (0.091 R)
• M17: 20,200,799 km (0.093 R)
• M18: 23,257,831 km (0.085 R)
• M19: 26,270,433 km (0.083 R)
• M20: 27,300,863 km (0.094 R)
• M21: 29,534,060 km (0.078 R)
• M22: 30,554,318 km (0.11 R)
• M23: 32,371,633 km (0.049 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 327 - 14,922 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit