🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.42 AU - 0.64 AU

Year: 140 Days

Day: 23.7 Hours

Environment

Temp: 241 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.8 AU - 1.18 AU

Year: 356 Days

Day: 33.3 Hours

Environment

Temp: 21 °C

Axial Tilt: 16.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.96 AU - 1.34 AU

Year: 446 Days

Day: 13 Hours

Environment

Temp: 12 °C

Axial Tilt: 19.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.85 AU - 2.27 AU

Year: 1069 Days

Day: 44.4 Hours

Environment

Temp: -61 °C

Axial Tilt: 45.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,173,385 km

• M1: 33,510 km (0.077 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.8 AU - 2.76 AU

Year: 1245 Days

Day: 44.3 Hours

Environment

Temp: -85 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.98 AU - 2.7 AU

Year: 1295 Days

Day: 19.9 Hours

Environment

Temp: -76 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 3.84 AU - 5.78 AU

Year: 3815 Days

Day: 41.2 Hours

Environment

Temp: -137 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.4

Radius: 10.6

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 4.86 AU - 5.96 AU

Year: 4551 Days

Day: 6.1 Hours

Environment

Temp: -133 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 38,173,385 km

• M1: 131,796 km (0.084 R)
• M2: 510,278 km (0.05 R)
• M3: 1,079,648 km (0.119 R)
• M4: 1,424,920 km (0.112 R)
• M5: 1,949,709 km (0.091 R)
• M6: 2,551,392 km (0.104 R)
• M7: 3,215,905 km (0.089 R)
• M8: 3,630,591 km (0.079 R)
• M9: 5,886,078 km (0.113 R)
• M10: 9,024,492 km (0.062 R)
• M11: 9,651,905 km (0.099 R)
• M12: 10,266,453 km (0.105 R)
• M13: 11,483,133 km (0.088 R)
• M14: 12,173,228 km (0.114 R)
• M15: 13,334,556 km (0.057 R)
• M16: 13,942,222 km (0.08 R)
• M17: 14,568,289 km (0.098 R)
• M18: 16,045,568 km (0.093 R)
• M19: 17,084,376 km (0.115 R)
• M20: 18,044,944 km (0.084 R)
• M21: 19,552,591 km (0.089 R)
• M22: 21,760,506 km (0.11 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.6

Radius: 10.8

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 8.96 AU - 9.76 AU

Year: 10356 Days

Day: 11.5 Hours

Environment

Temp: -176 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 38,173,385 km

• M1: 134,339 km (0.084 R)
• M2: 544,835 km (0.048 R)
• M3: 1,161,328 km (0.109 R)
• M4: 1,551,629 km (0.108 R)
• M5: 2,587,146 km (0.049 R)
• M6: 3,137,666 km (0.096 R)
• M7: 4,288,821 km (0.069 R)
• M8: 4,832,310 km (0.072 R)
• M9: 5,991,993 km (0.104 R)
• M10: 7,867,502 km (0.116 R)
• M11: 8,391,842 km (0.097 R)
• M12: 9,288,083 km (0.113 R)
• M13: 11,989,821 km (0.114 R)
• M14: 12,794,208 km (0.067 R)
• M15: 14,750,500 km (0.078 R)
• M16: 15,990,217 km (0.097 R)
• M17: 16,440,208 km (0.115 R)
• M18: 17,772,526 km (0.085 R)
• M19: 21,031,217 km (0.119 R)
• M20: 22,359,646 km (0.118 R)
• M21: 23,909,779 km (0.038 R)
• M22: 25,792,618 km (0.094 R)
• M23: 27,222,773 km (0.115 R)
• M24: 28,516,945 km (0.118 R)
• M25: 30,338,149 km (0.055 R)
• M26: 31,427,371 km (0.061 R)
• M27: 31,931,067 km (0.091 R)
• M28: 34,317,452 km (0.108 R)
• M29: 35,717,688 km (0.114 R)
• M30: 37,605,614 km (0.097 R)

Kuiper Belt

Range: 30.3 - 54.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 410 - 11,275 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit