🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.83 AU - 0.93 AU

Year: 303 Days

Day: 13 Hours

Environment

Temp: 104 °C

Axial Tilt: 18.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.21 AU - 1.29 AU

Year: 513 Days

Day: 20.7 Hours

Environment

Temp: -15 °C

Axial Tilt: 29.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.37 AU - 1.47 AU

Year: 621 Days

Day: 45.6 Hours

Environment

Temp: -40 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 58,696,351 km

• M1: 60,138 km (0.115 R)
• M2: 151,543 km (0.059 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.83 AU - 2.59 AU

Year: 1206 Days

Day: 20 Hours

Environment

Temp: -80 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.46 AU - 2.92 AU

Year: 1620 Days

Day: 36.8 Hours

Environment

Temp: -104 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.73 AU - 3.97 AU

Year: 2773 Days

Day: 14.7 Hours

Environment

Temp: -131 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.61 AU - 5.61 AU

Year: 3633 Days

Day: 22.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779

Radius: 8.9

Gravity: 9.83 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 4.58 AU - 5.8 AU

Year: 4340 Days

Day: 7.6 Hours

Environment

Temp: -132 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 58,696,351 km

• M1: 110,702 km (0.069 R)
• M2: 406,607 km (0.089 R)
• M3: 758,312 km (0.109 R)
• M4: 1,184,815 km (0.12 R)
• M5: 1,629,420 km (0.109 R)
• M6: 2,430,068 km (0.082 R)
• M7: 2,784,166 km (0.087 R)
• M8: 4,292,412 km (0.111 R)
• M9: 7,186,831 km (0.103 R)
• M10: 8,474,869 km (0.114 R)
• M11: 9,952,447 km (0.082 R)
• M12: 11,225,076 km (0.06 R)
• M13: 11,688,231 km (0.093 R)
• M14: 13,256,017 km (0.103 R)
• M15: 14,520,418 km (0.088 R)
• M16: 15,520,330 km (0.115 R)
• M17: 15,921,253 km (0.087 R)
• M18: 16,565,271 km (0.045 R)
• M19: 19,185,179 km (0.101 R)
• M20: 19,647,137 km (0.097 R)
• M21: 21,357,938 km (0.087 R)
• M22: 23,539,225 km (0.112 R)
• M23: 23,916,810 km (0.069 R)
• M24: 24,683,798 km (0.082 R)
• M25: 26,510,239 km (0.055 R)
• M26: 27,414,707 km (0.103 R)
• M27: 27,748,759 km (0.056 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 431.8

Radius: 4

Gravity: 26.99 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 12.83 AU - 13.03 AU

Year: 17068 Days

Day: 23.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 58,696,351 km

• M1: 49,966 km (0.06 R)
• M2: 239,805 km (0.09 R)
• M3: 562,488 km (0.112 R)
• M4: 801,246 km (0.073 R)
• M5: 1,665,024 km (0.036 R)
• M6: 2,763,222 km (0.063 R)
• M7: 3,093,235 km (0.051 R)
• M8: 4,977,720 km (0.031 R)
• M9: 5,647,170 km (0.041 R)
• M10: 7,380,561 km (0.113 R)
• M11: 8,731,579 km (0.117 R)
• M12: 9,030,326 km (0.119 R)
• M13: 9,648,315 km (0.058 R)
• M14: 11,790,855 km (0.057 R)
• M15: 12,528,373 km (0.118 R)
• M16: 13,296,109 km (0.087 R)
• M17: 13,892,107 km (0.109 R)
• M18: 16,605,663 km (0.108 R)
• M19: 16,833,949 km (0.109 R)
• M20: 18,490,147 km (0.107 R)
• M21: 18,899,896 km (0.115 R)
• M22: 20,251,812 km (0.119 R)
• M23: 21,217,915 km (0.118 R)
• M24: 29,964,304 km (0.061 R)
• M25: 30,415,940 km (0.039 R)
• M26: 40,288,951 km (0.073 R)
• M27: 40,977,101 km (0.047 R)
• M28: 41,953,676 km (0.09 R)
• M29: 42,094,447 km (0.109 R)
• M30: 42,235,668 km (0.114 R)
• M31: 45,420,008 km (0.108 R)
• M32: 46,616,492 km (0.116 R)
• M33: 46,918,829 km (0.054 R)
• M34: 47,527,543 km (0.111 R)
• M35: 53,409,581 km (0.093 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 444 - 11,921 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit