🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.65 AU - 0.93 AU

Year: 250 Days

Day: 40.8 Hours

Environment

Temp: 146 °C

Axial Tilt: 32.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.95 AU - 1.05 AU

Year: 356 Days

Day: 17.4 Hours

Environment

Temp: 123 °C

Axial Tilt: 145 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.19 AU - 2.41 AU

Year: 1243 Days

Day: 19 Hours

Environment

Temp: -73 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.45 AU - 2.57 AU

Year: 1417 Days

Day: 23.8 Hours

Environment

Temp: -84 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,373,367 km

• M1: 112,348 km (0.103 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 2.79 AU - 3.43 AU

Year: 1955 Days

Day: 12.4 Hours

Environment

Temp: -99 °C

Axial Tilt: 46.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,373,367 km

• M1: 100,530 km (0.118 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 3.84 AU - 5.38 AU

Year: 3528 Days

Day: 28.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 17 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 4.32 AU - 4.96 AU

Year: 3563 Days

Day: 13.8 Hours

Environment

Temp: -130 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 30,373,367 km

• M1: 380,278 km (0.085 R)
• M2: 3,415,020 km (0.112 R)

Asteroid Belt

Center: 8.53 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 12.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.6

Radius: 12.9

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 10.06 AU - 14.78 AU

Year: 15602 Days

Day: 9 Hours

Environment

Temp: -178 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 30,373,367 km

• M1: 161,267 km (0.028 R)
• M2: 1,256,024 km (0.049 R)
• M3: 2,699,194 km (0.109 R)
• M4: 4,051,410 km (0.092 R)
• M5: 5,844,490 km (0.113 R)
• M6: 7,823,520 km (0.026 R)
• M7: 9,576,807 km (0.108 R)
• M8: 11,297,033 km (0.116 R)
• M9: 13,318,698 km (0.108 R)
• M10: 21,316,350 km (0.119 R)
• M11: 22,332,868 km (0.106 R)
• M12: 22,778,221 km (0.118 R)

Kuiper Belt

Range: 30.8 - 59.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 524 - 12,722 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit