🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.89 AU - 1.15 AU

Year: 367 Days

Day: 30.1 Hours

Environment

Temp: 67 °C

Axial Tilt: 24.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.2 AU - 1.36 AU

Year: 516 Days

Day: 12.2 Hours

Environment

Temp: 1 °C

Axial Tilt: 14.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 41,448,832 km

• M1: 417,228 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.82 AU - 2.18 AU

Year: 1008 Days

Day: 24.3 Hours

Environment

Temp: -61 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 2.69 AU - 3.35 AU

Year: 1871 Days

Day: 33.8 Hours

Environment

Temp: -96 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213.1

Radius: 14.4

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 8.3 AU - 8.58 AU

Year: 8740 Days

Day: 6.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 41,448,832 km

• M1: 185,501 km (0.088 R)
• M2: 766,390 km (0.047 R)
• M3: 1,521,859 km (0.065 R)
• M4: 2,168,720 km (0.118 R)
• M5: 3,301,924 km (0.05 R)
• M6: 4,473,724 km (0.111 R)
• M7: 6,943,436 km (0.099 R)
• M8: 8,857,540 km (0.094 R)
• M9: 11,848,899 km (0.079 R)
• M10: 12,678,719 km (0.117 R)
• M11: 13,390,805 km (0.087 R)
• M12: 13,862,636 km (0.103 R)
• M13: 14,563,802 km (0.088 R)
• M14: 18,818,814 km (0.051 R)
• M15: 22,711,799 km (0.046 R)
• M16: 23,839,617 km (0.091 R)
• M17: 24,456,110 km (0.12 R)
• M18: 27,447,021 km (0.116 R)
• M19: 29,689,642 km (0.058 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.5

Radius: 12.1

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 7.76 AU - 12.64 AU

Year: 11612 Days

Day: 11.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 41,448,832 km

• M1: 156,928 km (0.075 R)
• M2: 659,577 km (0.113 R)
• M3: 1,581,249 km (0.096 R)
• M4: 2,773,844 km (0.08 R)
• M5: 4,632,597 km (0.11 R)
• M6: 5,068,974 km (0.103 R)
• M7: 11,862,363 km (0.09 R)
• M8: 12,627,257 km (0.091 R)
• M9: 18,785,005 km (0.088 R)
• M10: 20,745,036 km (0.089 R)
• M11: 22,098,149 km (0.111 R)
• M12: 23,679,099 km (0.097 R)
• M13: 28,007,265 km (0.067 R)
• M14: 29,362,771 km (0.084 R)
• M15: 33,691,535 km (0.114 R)

Kuiper Belt

Range: 30.8 - 49.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 493 - 12,362 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit