🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.69 AU - 1.07 AU

Year: 289 Days

Day: 17.8 Hours

Environment

Temp: 107 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.16 AU - 1.62 AU

Year: 573 Days

Day: 41.9 Hours

Environment

Temp: 13 °C

Axial Tilt: 21.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.75 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.75 AU - 2.47 AU

Year: 1072 Days

Day: 22.7 Hours

Environment

Temp: -61 °C

Axial Tilt: 28.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,706,073 km

• M1: 102,325 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 2.48 AU - 3.34 AU

Year: 1737 Days

Day: 37.7 Hours

Environment

Temp: -81 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,706,073 km

• M1: 13,165 km (0.099 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.42 AU - 3.56 AU

Year: 1809 Days

Day: 23.9 Hours

Environment

Temp: -82 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.43 AU - 4.91 AU

Year: 2979 Days

Day: 14.2 Hours

Environment

Temp: -119 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,706,073 km

• M1: 2,405,384 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 225.3

Radius: 4.7

Gravity: 10.2 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 16 AU - 20 AU

Year: 26717 Days

Day: 16.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 63,706,073 km

• M1: 59,839 km (0.12 R)
• M2: 1,164,320 km (0.086 R)
• M3: 1,882,091 km (0.05 R)
• M4: 3,606,356 km (0.118 R)
• M5: 4,445,151 km (0.1 R)
• M6: 15,008,257 km (0.068 R)
• M7: 17,216,920 km (0.086 R)
• M8: 19,807,656 km (0.066 R)
• M9: 22,934,999 km (0.106 R)
• M10: 24,313,095 km (0.036 R)
• M11: 25,954,632 km (0.088 R)
• M12: 31,558,568 km (0.107 R)
• M13: 44,026,653 km (0.083 R)
• M14: 47,079,048 km (0.105 R)
• M15: 47,235,228 km (0.046 R)
• M16: 47,863,540 km (0.108 R)
• M17: 55,668,808 km (0.061 R)
• M18: 56,369,824 km (0.118 R)

Kuiper Belt

Range: 31.4 - 59.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 534 - 18,635 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit