🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.51

Radius: 0.76

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.67 AU - 0.95 AU

Year: 265 Days

Day: 45.2 Hours

Environment

Temp: 162 °C

Axial Tilt: 17.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 1.14 AU - 1.66 AU

Year: 602 Days

Day: 16.1 Hours

Environment

Temp: -4 °C

Axial Tilt: 5.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 35,558,610 km

• M1: 1,148,912 km (0.074 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.88 AU - 2.5 AU

Year: 1178 Days

Day: 27.5 Hours

Environment

Temp: -64 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,558,610 km

• M1: 53,406 km (0.044 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.39 AU - 3.65 AU

Year: 1907 Days

Day: 12.5 Hours

Environment

Temp: -100 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.1 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 308.9

Radius: 12.8

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 4.29 AU - 6.07 AU

Year: 4285 Days

Day: 11.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 35,558,610 km

• M1: 161,267 km (0.083 R)
• M2: 614,249 km (0.066 R)
• M3: 1,175,690 km (0.105 R)
• M4: 2,048,294 km (0.071 R)
• M5: 3,333,789 km (0.079 R)
• M6: 4,204,149 km (0.116 R)
• M7: 4,841,735 km (0.095 R)
• M8: 5,826,388 km (0.077 R)
• M9: 6,764,517 km (0.094 R)
• M10: 8,905,412 km (0.037 R)
• M11: 9,550,328 km (0.119 R)
• M12: 10,149,617 km (0.072 R)
• M13: 10,893,717 km (0.114 R)
• M14: 12,579,087 km (0.096 R)
• M15: 12,981,206 km (0.084 R)
• M16: 13,952,844 km (0.073 R)
• M17: 15,782,127 km (0.12 R)
• M18: 16,514,259 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.5

Radius: 10.6

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 8.49 AU - 9.55 AU

Year: 9846 Days

Day: 7.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 35,558,610 km

• M1: 155,133 km (0.069 R)
• M2: 603,478 km (0.088 R)
• M3: 1,499,868 km (0.104 R)
• M4: 2,075,820 km (0.089 R)
• M5: 2,909,379 km (0.071 R)
• M6: 3,625,355 km (0.112 R)
• M7: 4,586,820 km (0.086 R)
• M8: 5,435,938 km (0.116 R)
• M9: 6,090,429 km (0.072 R)
• M10: 8,094,142 km (0.111 R)
• M11: 15,257,636 km (0.089 R)
• M12: 16,179,608 km (0.084 R)
• M13: 29,089,755 km (0.094 R)
• M14: 29,650,747 km (0.085 R)
• M15: 34,402,274 km (0.112 R)
• M16: 35,135,154 km (0.119 R)

Kuiper Belt

Range: 30.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 263 - 14,629 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit