🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.45 AU - 0.59 AU

Year: 134 Days

Day: 45.7 Hours

Environment

Temp: 272 °C

Axial Tilt: 36.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.65 AU - 0.75 AU

Year: 209 Days

Day: 20.2 Hours

Environment

Temp: 210 °C

Axial Tilt: 28.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.48 AU - 2.4 AU

Year: 963 Days

Day: 15 Hours

Environment

Temp: -62 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.93 AU - 2.63 AU

Year: 1227 Days

Day: 28.6 Hours

Environment

Temp: -68 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,460,788 km

• M1: 975,977 km (0.085 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.19 AU - 3.45 AU

Year: 1688 Days

Day: 18.8 Hours

Environment

Temp: -100 °C

Axial Tilt: 49.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.49 AU - 5.73 AU

Year: 3528 Days

Day: 33.8 Hours

Environment

Temp: -130 °C

Axial Tilt: 1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 88,460,788 km

• M1: 397,182 km (0.078 R)

Planet 7 - Terrestrial

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.8 AU - 5.5 AU

Year: 4166 Days

Day: 41.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 86.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11.95 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 18.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 514.1

Radius: 3.5

Gravity: 41.97 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 15.77 AU - 21.73 AU

Year: 28940 Days

Day: 19.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 54.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 88,460,788 km

• M1: 72,555 km (0.088 R)
• M2: 242,349 km (0.025 R)
• M3: 550,670 km (0.064 R)
• M4: 934,538 km (0.066 R)
• M5: 1,492,388 km (0.093 R)
• M6: 2,503,072 km (0.116 R)
• M7: 3,050,749 km (0.05 R)
• M8: 3,642,708 km (0.09 R)
• M9: 3,999,200 km (0.066 R)
• M10: 10,509,550 km (0.12 R)
• M11: 14,834,274 km (0.067 R)
• M12: 15,240,582 km (0.112 R)
• M13: 22,046,837 km (0.091 R)
• M14: 23,330,386 km (0.115 R)
• M15: 23,990,412 km (0.056 R)
• M16: 29,853,751 km (0.106 R)
• M17: 33,320,831 km (0.105 R)
• M18: 37,793,957 km (0.107 R)
• M19: 45,313,195 km (0.086 R)
• M20: 76,330,070 km (0.092 R)

Kuiper Belt

Range: 30.8 - 60.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 422 - 18,824 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit