🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.56 AU - 0.64 AU

Year: 173 Days

Day: 35.6 Hours

Environment

Temp: 174 °C

Axial Tilt: 21.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 85,354,439 km

• M1: 35,305 km (0.104 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.82 AU - 1.24 AU

Year: 390 Days

Day: 24.1 Hours

Environment

Temp: 8 °C

Axial Tilt: 47.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.13 AU - 1.27 AU

Year: 490 Days

Day: 15.8 Hours

Environment

Temp: -7 °C

Axial Tilt: 3.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 3.11 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.7

Radius: 9.3

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 4.96 AU - 5.06 AU

Year: 4180 Days

Day: 8.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 85,354,439 km

• M1: 115,639 km (0.111 R)
• M2: 466,446 km (0.06 R)
• M3: 1,213,089 km (0.097 R)
• M4: 1,552,527 km (0.099 R)
• M5: 1,982,471 km (0.086 R)
• M6: 2,601,956 km (0.095 R)
• M7: 3,422,949 km (0.088 R)
• M8: 4,111,697 km (0.028 R)
• M9: 5,989,899 km (0.117 R)
• M10: 6,461,132 km (0.055 R)
• M11: 6,957,049 km (0.032 R)
• M12: 7,782,380 km (0.042 R)
• M13: 8,745,641 km (0.073 R)
• M14: 13,255,568 km (0.107 R)
• M15: 14,996,289 km (0.091 R)
• M16: 17,468,693 km (0.052 R)
• M17: 17,765,794 km (0.079 R)
• M18: 18,615,809 km (0.119 R)
• M19: 21,668,055 km (0.096 R)
• M20: 22,358,150 km (0.106 R)
• M21: 22,708,508 km (0.116 R)
• M22: 24,147,191 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42

Radius: 10.6

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 3.9 AU - 6.48 AU

Year: 4408 Days

Day: 14.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 85,354,439 km

• M1: 2,092,874 km (0.06 R)
• M2: 2,647,434 km (0.113 R)
• M3: 4,253,217 km (0.111 R)
• M4: 7,058,925 km (0.097 R)
• M5: 7,704,889 km (0.119 R)
• M6: 9,258,762 km (0.069 R)
• M7: 9,760,214 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.2

Radius: 10.7

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 8.28 AU - 8.7 AU

Year: 9222 Days

Day: 14.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 85,354,439 km

• M1: 133,142 km (0.089 R)
• M2: 487,240 km (0.054 R)
• M3: 1,011,730 km (0.108 R)
• M4: 1,737,280 km (0.06 R)
• M5: 2,286,903 km (0.062 R)
• M6: 3,440,302 km (0.104 R)
• M7: 4,823,933 km (0.069 R)
• M8: 7,099,167 km (0.057 R)
• M9: 9,200,718 km (0.074 R)
• M10: 12,966,844 km (0.113 R)
• M11: 13,640,483 km (0.061 R)
• M12: 14,438,738 km (0.12 R)
• M13: 18,421,183 km (0.09 R)
• M14: 19,149,275 km (0.117 R)
• M15: 23,011,892 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 51.3

Radius: 3.2

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 13.46 AU - 15.76 AU

Year: 20818 Days

Day: 20.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 174.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 85,354,439 km

• M1: 40,242 km (0.118 R)
• M2: 142,118 km (0.11 R)
• M3: 1,019,958 km (0.093 R)
• M4: 1,332,917 km (0.105 R)
• M5: 1,652,907 km (0.041 R)
• M6: 1,816,717 km (0.043 R)
• M7: 2,357,513 km (0.073 R)
• M8: 2,477,341 km (0.07 R)
• M9: 3,958,060 km (0.098 R)
• M10: 4,910,251 km (0.12 R)
• M11: 8,745,641 km (0.117 R)
• M12: 9,498,567 km (0.081 R)
• M13: 10,203,323 km (0.103 R)
• M14: 12,681,561 km (0.041 R)
• M15: 13,534,718 km (0.117 R)
• M16: 15,955,062 km (0.116 R)
• M17: 17,459,867 km (0.104 R)
• M18: 19,056,674 km (0.114 R)
• M19: 20,031,753 km (0.063 R)
• M20: 20,603,516 km (0.106 R)
• M21: 21,779,804 km (0.12 R)
• M22: 22,922,433 km (0.055 R)
• M23: 27,366,537 km (0.047 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 806.8

Radius: 5.7

Gravity: 24.83 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 13.57 AU - 16.65 AU

Year: 21895 Days

Day: 22.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 85,354,439 km

• M1: 70,909 km (0.095 R)
• M2: 320,289 km (0.091 R)
• M3: 520,152 km (0.071 R)
• M4: 712,983 km (0.044 R)
• M5: 1,068,428 km (0.072 R)
• M6: 1,468,453 km (0.114 R)
• M7: 2,373,520 km (0.03 R)
• M8: 3,080,370 km (0.119 R)
• M9: 3,334,985 km (0.104 R)
• M10: 5,366,973 km (0.102 R)
• M11: 7,090,789 km (0.088 R)
• M12: 11,924,596 km (0.099 R)
• M13: 12,695,922 km (0.04 R)
• M14: 13,057,351 km (0.108 R)
• M15: 13,574,660 km (0.092 R)
• M16: 13,800,553 km (0.098 R)
• M17: 14,808,693 km (0.025 R)
• M18: 17,765,046 km (0.108 R)
• M19: 19,619,611 km (0.09 R)
• M20: 22,743,364 km (0.042 R)
• M21: 23,276,381 km (0.052 R)
• M22: 24,813,200 km (0.097 R)
• M23: 25,038,046 km (0.101 R)
• M24: 26,650,861 km (0.03 R)
• M25: 32,168,778 km (0.084 R)
• M26: 34,211,238 km (0.109 R)
• M27: 36,049,945 km (0.076 R)
• M28: 41,011,209 km (0.103 R)
• M29: 46,921,671 km (0.1 R)
• M30: 56,036,969 km (0.074 R)
• M31: 59,386,166 km (0.109 R)
• M32: 67,131,895 km (0.058 R)
• M33: 69,781,722 km (0.085 R)
• M34: 79,360,174 km (0.12 R)
• M35: 81,078,456 km (0.105 R)
• M36: 82,570,994 km (0.09 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: 394 - 14,026 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit