🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.65 AU - 1.07 AU

Year: 283 Days

Day: 27.2 Hours

Environment

Temp: 160 °C

Axial Tilt: 20.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.04 AU - 1.4 AU

Year: 478 Days

Day: 42.2 Hours

Environment

Temp: 20 °C

Axial Tilt: 0.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.03 AU - 1.65 AU

Year: 550 Days

Day: 17.1 Hours

Environment

Temp: -4 °C

Axial Tilt: 31 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 2.28 AU - 3.64 AU

Year: 1807 Days

Day: 22.6 Hours

Environment

Temp: -96 °C

Axial Tilt: 32.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.41 AU - 4.01 AU

Year: 2040 Days

Day: 44.9 Hours

Environment

Temp: -98 °C

Axial Tilt: 160.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.97 AU - 4.53 AU

Year: 2576 Days

Day: 42.8 Hours

Environment

Temp: -117 °C

Axial Tilt: 21.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.3 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.1

Radius: 8.8

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 6.06 AU - 7.64 AU

Year: 6360 Days

Day: 12.6 Hours

Environment

Temp: -156 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 98,896,996 km

• M1: 113,694 km (0.108 R)
• M2: 406,158 km (0.101 R)
• M3: 760,556 km (0.117 R)
• M4: 1,115,103 km (0.077 R)
• M5: 1,436,289 km (0.075 R)
• M6: 1,857,407 km (0.025 R)
• M7: 3,074,984 km (0.108 R)
• M8: 3,453,916 km (0.054 R)
• M9: 3,906,599 km (0.088 R)
• M10: 7,635,326 km (0.055 R)
• M11: 8,084,119 km (0.094 R)
• M12: 9,774,276 km (0.111 R)
• M13: 11,330,842 km (0.083 R)
• M14: 13,143,519 km (0.045 R)
• M15: 14,350,625 km (0.101 R)
• M16: 14,768,900 km (0.115 R)
• M17: 16,297,491 km (0.101 R)
• M18: 17,451,938 km (0.064 R)
• M19: 21,580,690 km (0.12 R)
• M20: 24,942,603 km (0.056 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 909.4

Radius: 12.8

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 7.52 AU - 11 AU

Year: 9997 Days

Day: 8.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 98,896,996 km

• M1: 166,203 km (0.082 R)
• M2: 618,288 km (0.107 R)
• M3: 1,181,225 km (0.051 R)
• M4: 2,353,175 km (0.07 R)
• M5: 4,422,113 km (0.095 R)
• M6: 6,002,764 km (0.082 R)
• M7: 6,489,406 km (0.107 R)
• M8: 8,155,029 km (0.104 R)
• M9: 8,847,966 km (0.086 R)
• M10: 9,331,466 km (0.115 R)
• M11: 12,313,999 km (0.091 R)
• M12: 13,164,463 km (0.073 R)
• M13: 13,924,420 km (0.058 R)
• M14: 16,308,561 km (0.12 R)
• M15: 18,324,991 km (0.102 R)
• M16: 25,077,989 km (0.119 R)
• M17: 27,449,713 km (0.112 R)
• M18: 27,961,936 km (0.099 R)
• M19: 36,065,503 km (0.113 R)
• M20: 37,804,579 km (0.116 R)
• M21: 39,729,305 km (0.102 R)
• M22: 44,192,109 km (0.095 R)
• M23: 45,894,682 km (0.119 R)
• M24: 50,188,889 km (0.086 R)
• M25: 52,669,222 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 611.2

Radius: 5.7

Gravity: 18.81 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 17.41 AU - 22.29 AU

Year: 31375 Days

Day: 16.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 98,896,996 km

• M1: 71,059 km (0.119 R)
• M2: 397,781 km (0.097 R)
• M3: 591,510 km (0.073 R)
• M4: 770,429 km (0.091 R)
• M5: 3,248,817 km (0.119 R)
• M6: 3,853,192 km (0.114 R)
• M7: 4,417,924 km (0.045 R)
• M8: 5,536,617 km (0.088 R)
• M9: 6,395,758 km (0.088 R)
• M10: 7,288,558 km (0.09 R)
• M11: 7,603,910 km (0.084 R)
• M12: 9,016,563 km (0.091 R)
• M13: 9,196,978 km (0.111 R)
• M14: 10,796,628 km (0.102 R)
• M15: 11,555,837 km (0.101 R)
• M16: 11,840,671 km (0.11 R)
• M17: 12,798,397 km (0.095 R)
• M18: 13,257,513 km (0.116 R)
• M19: 18,760,770 km (0.06 R)
• M20: 21,524,291 km (0.027 R)
• M21: 26,221,216 km (0.079 R)
• M22: 26,589,526 km (0.104 R)
• M23: 28,742,089 km (0.101 R)
• M24: 31,144,930 km (0.093 R)
• M25: 33,534,307 km (0.113 R)
• M26: 37,887,456 km (0.12 R)
• M27: 39,151,408 km (0.081 R)
• M28: 39,632,515 km (0.031 R)
• M29: 40,770,506 km (0.106 R)
• M30: 41,099,621 km (0.12 R)
• M31: 48,795,983 km (0.107 R)
• M32: 59,064,830 km (0.118 R)
• M33: 63,149,300 km (0.102 R)
• M34: 64,477,281 km (0.072 R)
• M35: 68,340,646 km (0.085 R)
• M36: 70,921,059 km (0.1 R)
• M37: 78,287,109 km (0.096 R)
• M38: 81,892,567 km (0.101 R)
• M39: 87,505,928 km (0.064 R)
• M40: 97,715,833 km (0.078 R)

Kuiper Belt

Range: 30.9 - 57.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 493 - 14,789 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit