🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.61 AU - 0.73 AU

Year: 207 Days

Day: 24.8 Hours

Environment

Temp: 184 °C

Axial Tilt: 43.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 68,165,955 km

• M1: 112,049 km (0.076 R)
• M2: 322,832 km (0.065 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.76 AU - 0.9 AU

Year: 285 Days

Day: 12.7 Hours

Environment

Temp: 69 °C

Axial Tilt: 4.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.69 AU - 1.11 AU

Year: 322 Days

Day: 40.5 Hours

Environment

Temp: 20 °C

Axial Tilt: 39.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 68,165,955 km

• M1: 35,006 km (0.109 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.98 AU - 1.36 AU

Year: 477 Days

Day: 34.7 Hours

Environment

Temp: -11 °C

Axial Tilt: 37.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 68,165,955 km

• M1: 38,297 km (0.102 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.31 AU - 2.03 AU

Year: 813 Days

Day: 29.4 Hours

Environment

Temp: -56 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.03 AU - 4.85 AU

Year: 2946 Days

Day: 22.5 Hours

Environment

Temp: -121 °C

Axial Tilt: 45.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.23 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849.1

Radius: 8.7

Gravity: 11.22 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 4.05 AU - 4.99 AU

Year: 3620 Days

Day: 9 Hours

Environment

Temp: -148 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,165,955 km

• M1: 108,159 km (0.118 R)
• M2: 441,912 km (0.11 R)
• M3: 783,743 km (0.103 R)
• M4: 1,150,108 km (0.091 R)
• M5: 1,713,494 km (0.075 R)
• M6: 2,237,386 km (0.106 R)
• M7: 2,660,000 km (0.082 R)
• M8: 2,934,961 km (0.115 R)
• M9: 3,502,685 km (0.078 R)
• M10: 6,808,797 km (0.075 R)
• M11: 8,261,842 km (0.035 R)
• M12: 10,748,607 km (0.116 R)
• M13: 11,228,816 km (0.117 R)
• M14: 11,587,103 km (0.089 R)
• M15: 12,949,940 km (0.07 R)
• M16: 13,443,912 km (0.094 R)
• M17: 14,893,665 km (0.032 R)
• M18: 15,271,848 km (0.081 R)
• M19: 17,141,672 km (0.083 R)
• M20: 19,032,739 km (0.117 R)
• M21: 21,194,129 km (0.04 R)
• M22: 24,398,216 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.4

Radius: 14.3

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 3.51 AU - 5.57 AU

Year: 3644 Days

Day: 14.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 68,165,955 km

• M1: 178,021 km (0.079 R)
• M2: 629,807 km (0.082 R)
• M3: 1,507,498 km (0.079 R)
• M4: 2,034,232 km (0.083 R)
• M5: 2,733,452 km (0.101 R)
• M6: 3,298,334 km (0.088 R)
• M7: 3,793,204 km (0.093 R)
• M8: 4,713,829 km (0.046 R)
• M9: 5,778,667 km (0.119 R)
• M10: 6,655,460 km (0.067 R)
• M11: 8,134,983 km (0.106 R)
• M12: 8,637,332 km (0.096 R)
• M13: 9,744,357 km (0.106 R)
• M14: 10,353,220 km (0.098 R)
• M15: 10,815,627 km (0.097 R)
• M16: 12,193,722 km (0.083 R)
• M17: 14,502,616 km (0.054 R)
• M18: 15,459,594 km (0.081 R)
• M19: 16,743,293 km (0.096 R)
• M20: 17,976,428 km (0.04 R)
• M21: 21,021,493 km (0.083 R)
• M22: 22,948,613 km (0.036 R)
• M23: 24,469,275 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 757

Radius: 3.5

Gravity: 61.8 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 9.8 AU - 14.68 AU

Year: 16132 Days

Day: 23.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 68,165,955 km

• M1: 52,509 km (0.082 R)
• M2: 179,817 km (0.115 R)
• M3: 390,151 km (0.118 R)
• M4: 665,411 km (0.077 R)
• M5: 950,395 km (0.036 R)
• M6: 1,444,816 km (0.111 R)
• M7: 1,995,486 km (0.117 R)
• M8: 2,425,430 km (0.081 R)
• M9: 2,840,864 km (0.113 R)
• M10: 3,664,699 km (0.116 R)
• M11: 3,811,155 km (0.107 R)
• M12: 4,370,801 km (0.099 R)
• M13: 4,807,627 km (0.062 R)
• M14: 5,535,720 km (0.113 R)
• M15: 7,767,271 km (0.1 R)
• M16: 8,558,793 km (0.051 R)
• M17: 10,071,078 km (0.086 R)
• M18: 10,651,668 km (0.085 R)
• M19: 11,071,140 km (0.037 R)
• M20: 12,659,271 km (0.065 R)
• M21: 15,735,302 km (0.109 R)
• M22: 16,200,552 km (0.109 R)
• M23: 16,515,755 km (0.111 R)
• M24: 17,403,917 km (0.05 R)
• M25: 19,274,489 km (0.092 R)
• M26: 19,451,014 km (0.069 R)
• M27: 20,716,313 km (0.094 R)
• M28: 20,994,416 km (0.109 R)
• M29: 26,218,972 km (0.116 R)
• M30: 29,013,161 km (0.118 R)
• M31: 32,123,151 km (0.064 R)
• M32: 35,447,963 km (0.101 R)
• M33: 37,466,787 km (0.044 R)
• M34: 39,845,842 km (0.077 R)
• M35: 40,854,131 km (0.039 R)
• M36: 44,593,629 km (0.117 R)
• M37: 46,151,242 km (0.081 R)
• M38: 55,726,852 km (0.046 R)
• M39: 60,313,822 km (0.114 R)
• M40: 64,553,127 km (0.097 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 187 - 11,052 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit