🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.55 AU - 0.67 AU

Year: 183 Days

Day: 13.5 Hours

Environment

Temp: 179 °C

Axial Tilt: 0.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.59 AU - 0.87 AU

Year: 240 Days

Day: 43 Hours

Environment

Temp: 80 °C

Axial Tilt: 150.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.85 AU - 1.09 AU

Year: 368 Days

Day: 13.1 Hours

Environment

Temp: 6 °C

Axial Tilt: 14.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 26,256,192 km

• M1: 40,840 km (0.094 R)
• M2: 297,550 km (0.075 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.13 AU - 2.87 AU

Year: 1522 Days

Day: 37.8 Hours

Environment

Temp: -102 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 26,256,192 km

• M1: 2,024,358 km (0.088 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2.82 AU - 3.04 AU

Year: 1931 Days

Day: 23.3 Hours

Environment

Temp: -110 °C

Axial Tilt: 9.3 °

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: 0.88

Radius: 0.95

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.13 AU - 4.57 AU

Year: 2908 Days

Day: 27.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 26,256,192 km

• M1: 411,544 km (0.079 R)

Asteroid Belt

Center: 4.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.1

Radius: 8.7

Gravity: 9.13 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 3.71 AU - 5.87 AU

Year: 4036 Days

Day: 8.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 26,256,192 km

• M1: 108,159 km (0.095 R)
• M2: 390,450 km (0.077 R)
• M3: 786,286 km (0.08 R)
• M4: 1,108,969 km (0.084 R)
• M5: 1,465,162 km (0.098 R)
• M6: 1,923,529 km (0.087 R)
• M7: 2,366,040 km (0.053 R)
• M8: 2,946,031 km (0.04 R)
• M9: 4,134,736 km (0.058 R)
• M10: 5,343,038 km (0.112 R)
• M11: 5,616,203 km (0.097 R)
• M12: 6,430,913 km (0.088 R)
• M13: 7,456,107 km (0.042 R)
• M14: 7,937,364 km (0.104 R)
• M15: 9,665,967 km (0.036 R)
• M16: 11,361,509 km (0.113 R)
• M17: 11,952,870 km (0.064 R)
• M18: 12,708,638 km (0.069 R)
• M19: 14,315,469 km (0.104 R)
• M20: 14,844,148 km (0.114 R)
• M21: 16,566,319 km (0.096 R)
• M22: 17,326,725 km (0.1 R)
• M23: 19,553,938 km (0.086 R)
• M24: 20,204,838 km (0.064 R)
• M25: 23,678,800 km (0.119 R)
• M26: 25,249,577 km (0.114 R)
• M27: 25,788,279 km (0.106 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 283 - 13,971 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit