🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.9

Radius: 14.4

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.72 AU - 1.02 AU

Year: 541 Days

Day: 11.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,443,125 km

• M1: 179,069 km (0.111 R)
• M2: 737,518 km (0.058 R)
• M3: 1,286,990 km (0.053 R)
• M4: 2,068,490 km (0.117 R)
• M5: 3,103,408 km (0.114 R)
• M6: 4,103,170 km (0.107 R)
• M7: 4,855,199 km (0.062 R)
• M8: 5,500,564 km (0.095 R)
• M9: 5,974,640 km (0.108 R)
• M10: 6,476,092 km (0.088 R)
• M11: 6,984,874 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.8

Radius: 9.2

Gravity: 10.32 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.4 AU - 2.2 AU

Year: 1610 Days

Day: 11.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,443,125 km

• M1: 119,230 km (0.117 R)
• M2: 418,425 km (0.067 R)
• M3: 786,286 km (0.054 R)
• M4: 1,114,055 km (0.073 R)
• M5: 1,496,876 km (0.045 R)
• M6: 1,955,693 km (0.111 R)
• M7: 2,739,586 km (0.094 R)
• M8: 3,463,191 km (0.05 R)
• M9: 4,367,061 km (0.072 R)
• M10: 4,832,460 km (0.114 R)
• M11: 5,398,090 km (0.037 R)
• M12: 5,697,136 km (0.104 R)
• M13: 8,022,485 km (0.094 R)
• M14: 8,974,227 km (0.104 R)
• M15: 9,264,147 km (0.097 R)
• M16: 11,027,308 km (0.1 R)
• M17: 11,814,492 km (0.028 R)
• M18: 12,439,063 km (0.119 R)
• M19: 13,711,692 km (0.059 R)
• M20: 14,053,673 km (0.036 R)
• M21: 15,114,172 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141.2

Radius: 13.4

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.91 AU - 4.71 AU

Year: 4959 Days

Day: 9.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,443,125 km

• M1: 166,951 km (0.045 R)
• M2: 590,762 km (0.074 R)
• M3: 1,161,777 km (0.104 R)
• M4: 1,673,851 km (0.051 R)
• M5: 2,797,779 km (0.109 R)
• M6: 3,542,478 km (0.095 R)
• M7: 4,498,408 km (0.117 R)
• M8: 4,926,258 km (0.09 R)
• M9: 5,523,453 km (0.097 R)
• M10: 5,990,048 km (0.115 R)
• M11: 7,345,854 km (0.075 R)
• M12: 8,220,852 km (0.066 R)
• M13: 11,305,560 km (0.082 R)
• M14: 15,569,398 km (0.074 R)
• M15: 16,255,305 km (0.072 R)
• M16: 17,530,178 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.8

Radius: 11.5

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 4.02 AU - 6.26 AU

Year: 7771 Days

Day: 10.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 78.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 44,443,125 km

• M1: 143,764 km (0.107 R)
• M2: 522,246 km (0.063 R)
• M3: 921,523 km (0.089 R)
• M4: 1,506,750 km (0.096 R)
• M5: 2,103,496 km (0.086 R)
• M6: 2,979,690 km (0.026 R)
• M7: 4,246,635 km (0.077 R)
• M8: 4,819,744 km (0.103 R)
• M9: 5,542,152 km (0.095 R)
• M10: 8,450,634 km (0.092 R)
• M11: 9,453,837 km (0.079 R)
• M12: 9,837,706 km (0.114 R)
• M13: 10,332,276 km (0.116 R)
• M14: 10,843,302 km (0.116 R)
• M15: 12,083,020 km (0.061 R)
• M16: 12,999,606 km (0.102 R)
• M17: 15,826,408 km (0.109 R)
• M18: 16,506,330 km (0.115 R)
• M19: 17,924,218 km (0.086 R)
• M20: 19,039,919 km (0.11 R)
• M21: 19,731,211 km (0.069 R)
• M22: 20,359,672 km (0.088 R)
• M23: 20,759,248 km (0.12 R)
• M24: 22,156,941 km (0.095 R)
• M25: 25,506,587 km (0.12 R)
• M26: 28,181,097 km (0.059 R)
• M27: 28,577,831 km (0.082 R)
• M28: 29,893,095 km (0.09 R)
• M29: 32,972,119 km (0.1 R)
• M30: 40,503,324 km (0.11 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 447.1

Radius: 3.2

Gravity: 43.66 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 4.93 AU - 8.07 AU

Year: 11051 Days

Day: 16.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 44,443,125 km

• M1: 40,391 km (0.057 R)
• M2: 180,864 km (0.113 R)
• M3: 290,220 km (0.106 R)
• M4: 579,991 km (0.086 R)
• M5: 1,299,706 km (0.101 R)
• M6: 1,863,092 km (0.095 R)
• M7: 2,009,548 km (0.112 R)
• M8: 2,270,746 km (0.063 R)
• M9: 2,476,294 km (0.032 R)
• M10: 3,100,117 km (0.111 R)
• M11: 5,231,886 km (0.045 R)
• M12: 5,860,945 km (0.108 R)
• M13: 7,549,008 km (0.115 R)
• M14: 8,048,515 km (0.12 R)
• M15: 10,168,167 km (0.052 R)
• M16: 11,248,862 km (0.1 R)
• M17: 13,454,533 km (0.093 R)
• M18: 15,865,153 km (0.092 R)
• M19: 17,742,906 km (0.089 R)
• M20: 19,686,033 km (0.069 R)
• M21: 20,708,833 km (0.114 R)
• M22: 21,437,375 km (0.073 R)
• M23: 21,601,484 km (0.073 R)
• M24: 22,689,210 km (0.084 R)
• M25: 24,254,602 km (0.049 R)
• M26: 26,830,528 km (0.073 R)
• M27: 27,501,923 km (0.043 R)
• M28: 28,086,252 km (0.111 R)
• M29: 29,888,607 km (0.082 R)
• M30: 30,713,939 km (0.031 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 475 - 20,055 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit