🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.47 AU - 0.55 AU

Year: 134 Days

Day: 19.3 Hours

Environment

Temp: 252 °C

Axial Tilt: 26.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.54 AU - 0.56 AU

Year: 150 Days

Day: 29.3 Hours

Environment

Temp: 223 °C

Axial Tilt: 45.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.53 AU - 0.61 AU

Year: 159 Days

Day: 41.9 Hours

Environment

Temp: 218 °C

Axial Tilt: 24.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1 AU - 1.2 AU

Year: 426 Days

Day: 14 Hours

Environment

Temp: 2 °C

Axial Tilt: 6.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.63 AU - 1.95 AU

Year: 884 Days

Day: 45.8 Hours

Environment

Temp: -54 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,556,063 km

• M1: 87,814 km (0.099 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.3 AU - 3.16 AU

Year: 1664 Days

Day: 15 Hours

Environment

Temp: -91 °C

Axial Tilt: 6.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.97 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.7

Radius: 9.7

Gravity: 6.35 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 4.12 AU - 6.3 AU

Year: 4388 Days

Day: 13.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,556,063 km

• M1: 120,725 km (0.099 R)
• M2: 498,460 km (0.073 R)
• M3: 1,164,619 km (0.078 R)
• M4: 1,718,580 km (0.1 R)
• M5: 2,043,357 km (0.104 R)
• M6: 4,197,417 km (0.077 R)
• M7: 4,621,377 km (0.119 R)
• M8: 6,037,770 km (0.09 R)
• M9: 7,119,662 km (0.081 R)
• M10: 9,424,367 km (0.11 R)
• M11: 10,320,308 km (0.098 R)
• M12: 12,422,906 km (0.112 R)
• M13: 13,448,998 km (0.074 R)
• M14: 14,060,105 km (0.108 R)
• M15: 14,903,688 km (0.119 R)
• M16: 16,460,553 km (0.103 R)
• M17: 25,204,100 km (0.105 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 807.2

Radius: 8.6

Gravity: 10.91 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 8.51 AU - 9.51 AU

Year: 9978 Days

Day: 5.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 50,556,063 km

• M1: 106,962 km (0.093 R)
• M2: 1,524,253 km (0.09 R)
• M3: 1,887,177 km (0.071 R)
• M4: 2,160,642 km (0.071 R)
• M5: 2,441,138 km (0.1 R)
• M6: 3,483,237 km (0.111 R)
• M7: 3,818,037 km (0.05 R)
• M8: 5,114,153 km (0.069 R)
• M9: 9,206,103 km (0.099 R)
• M10: 11,334,133 km (0.059 R)
• M11: 11,784,722 km (0.117 R)
• M12: 13,644,223 km (0.061 R)
• M13: 14,218,829 km (0.098 R)
• M14: 15,280,226 km (0.075 R)
• M15: 19,411,670 km (0.094 R)
• M16: 26,131,158 km (0.071 R)
• M17: 29,162,160 km (0.087 R)
• M18: 30,545,492 km (0.112 R)
• M19: 34,721,516 km (0.09 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 219 - 12,049 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit