🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.11

Radius: 0.41

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.51 AU - 0.63 AU

Year: 151 Days

Day: 34.8 Hours

Environment

Temp: 201 °C

Axial Tilt: 21.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.83 AU - 1.13 AU

Year: 339 Days

Day: 21.3 Hours

Environment

Temp: 161 °C

Axial Tilt: 72.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 24,710,316 km

• M1: 144,661 km (0.083 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.97 AU - 1.35 AU

Year: 437 Days

Day: 17 Hours

Environment

Temp: 20 °C

Axial Tilt: 1.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.73 AU - 2.59 AU

Year: 1111 Days

Day: 46.2 Hours

Environment

Temp: -58 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.17 AU - 2.47 AU

Year: 1236 Days

Day: 41.9 Hours

Environment

Temp: -68 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 4.38 AU - 4.8 AU

Year: 3440 Days

Day: 33.7 Hours

Environment

Temp: -131 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 4.74 AU - 5 AU

Year: 3760 Days

Day: 30.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 24,710,316 km

• M1: 1,442,871 km (0.036 R)
• M2: 1,712,596 km (0.036 R)

Asteroid Belt

Center: 5.75 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.3

Radius: 9.7

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 5.62 AU - 7.62 AU

Year: 5959 Days

Day: 8.7 Hours

Environment

Temp: -141 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 24,710,316 km

• M1: 162,014 km (0.111 R)
• M2: 538,104 km (0.104 R)
• M3: 980,464 km (0.047 R)
• M4: 1,287,140 km (0.106 R)
• M5: 1,968,558 km (0.103 R)
• M6: 2,406,431 km (0.099 R)
• M7: 3,013,649 km (0.088 R)
• M8: 3,618,174 km (0.103 R)
• M9: 3,949,833 km (0.099 R)
• M10: 5,565,938 km (0.062 R)
• M11: 6,749,706 km (0.051 R)
• M12: 7,649,538 km (0.105 R)
• M13: 7,955,166 km (0.077 R)
• M14: 10,329,284 km (0.116 R)
• M15: 14,956,795 km (0.082 R)
• M16: 15,815,636 km (0.042 R)
• M17: 16,481,048 km (0.087 R)
• M18: 18,773,186 km (0.055 R)
• M19: 19,205,973 km (0.104 R)
• M20: 22,012,279 km (0.109 R)

Kuiper Belt

Range: 31.4 - 55.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 224 - 16,753 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit