🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.46 AU - 0.58 AU

Year: 136 Days

Day: 28.7 Hours

Environment

Temp: 172 °C

Axial Tilt: 49.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.5 AU - 0.78 AU

Year: 186 Days

Day: 33.2 Hours

Environment

Temp: 160 °C

Axial Tilt: 5.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.98 AU - 1.54 AU

Year: 514 Days

Day: 43.5 Hours

Environment

Temp: 17 °C

Axial Tilt: 27.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 16,994,495 km

• M1: 84,224 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.22 AU - 1.84 AU

Year: 688 Days

Day: 35.9 Hours

Environment

Temp: -32 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 16,994,495 km

• M1: 49,816 km (0.12 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.62 AU - 1.8 AU

Year: 813 Days

Day: 22.2 Hours

Environment

Temp: -48 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 16,994,495 km

• M1: 455,675 km (0.096 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 4.68 AU - 4.76 AU

Year: 3727 Days

Day: 26.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.6

Radius: 12.4

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 8.71 AU - 9.19 AU

Year: 9731 Days

Day: 13.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 16,994,495 km

• M1: 156,031 km (0.109 R)
• M2: 649,554 km (0.089 R)
• M3: 1,124,228 km (0.12 R)
• M4: 1,911,262 km (0.102 R)
• M5: 2,782,820 km (0.112 R)
• M6: 3,172,223 km (0.111 R)
• M7: 4,895,590 km (0.035 R)
• M8: 6,191,407 km (0.105 R)
• M9: 7,662,553 km (0.119 R)
• M10: 9,987,752 km (0.095 R)
• M11: 11,016,686 km (0.078 R)
• M12: 11,833,790 km (0.116 R)
• M13: 16,468,182 km (0.062 R)
• M14: 20,773,460 km (0.081 R)
• M15: 22,705,366 km (0.094 R)
• M16: 24,118,019 km (0.048 R)
• M17: 26,250,387 km (0.115 R)
• M18: 27,707,022 km (0.086 R)
• M19: 29,319,537 km (0.065 R)
• M20: 34,303,091 km (0.085 R)
• M21: 35,925,330 km (0.079 R)
• M22: 37,235,359 km (0.054 R)
• M23: 37,719,607 km (0.095 R)
• M24: 43,060,401 km (0.041 R)
• M25: 43,593,867 km (0.028 R)
• M26: 46,049,516 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 221.5

Radius: 10.1

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 8.04 AU - 11.1 AU

Year: 10760 Days

Day: 11.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 16,994,495 km

• M1: 125,662 km (0.101 R)
• M2: 2,014,335 km (0.076 R)
• M3: 4,275,058 km (0.072 R)
• M4: 6,399,797 km (0.109 R)
• M5: 9,233,480 km (0.101 R)
• M6: 10,570,885 km (0.101 R)
• M7: 11,334,881 km (0.098 R)
• M8: 13,848,424 km (0.111 R)
• M9: 15,414,864 km (0.092 R)
• M10: 16,271,910 km (0.071 R)
• M11: 20,526,473 km (0.094 R)
• M12: 21,563,635 km (0.117 R)
• M13: 24,719,253 km (0.087 R)
• M14: 25,978,119 km (0.105 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.4

Radius: 13.2

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 9.53 AU - 10.99 AU

Year: 11944 Days

Day: 12.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 16,994,495 km

• M1: 164,258 km (0.088 R)
• M2: 700,268 km (0.081 R)
• M3: 1,298,809 km (0.064 R)
• M4: 2,516,984 km (0.054 R)
• M5: 4,117,382 km (0.082 R)
• M6: 4,786,234 km (0.079 R)
• M7: 5,986,608 km (0.085 R)
• M8: 9,718,177 km (0.042 R)
• M9: 13,099,538 km (0.107 R)
• M10: 14,915,357 km (0.104 R)
• M11: 15,382,700 km (0.119 R)

Kuiper Belt

Range: 30.2 - 55.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 17,504 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit