🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.4 AU - 0.62 AU

Year: 128 Days

Day: 30.1 Hours

Environment

Temp: 262 °C

Axial Tilt: 5.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.6 AU - 0.88 AU

Year: 224 Days

Day: 36.3 Hours

Environment

Temp: 207 °C

Axial Tilt: 19.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 38,078,947 km

• M1: 222,003 km (0.073 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.38 AU - 1.68 AU

Year: 665 Days

Day: 29.2 Hours

Environment

Temp: -2 °C

Axial Tilt: 5.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 1.2 AU - 1.98 AU

Year: 705 Days

Day: 13.9 Hours

Environment

Temp: -36 °C

Axial Tilt: 48.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,078,947 km

• M1: 860,786 km (0.115 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.41

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.97 AU - 2.01 AU

Year: 987 Days

Day: 39 Hours

Environment

Temp: -42 °C

Axial Tilt: 34.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.6

Radius: 0.82

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.77 AU - 2.55 AU

Year: 1116 Days

Day: 32.6 Hours

Environment

Temp: -58 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 4.43 AU - 5.19 AU

Year: 3708 Days

Day: 41.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 14.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 93.5

Radius: 5.8

Gravity: 2.78 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 14.31 AU - 14.45 AU

Year: 19165 Days

Day: 21.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 38,078,947 km

• M1: 73,303 km (0.073 R)
• M2: 471,383 km (0.043 R)
• M3: 1,260,063 km (0.092 R)
• M4: 2,292,139 km (0.119 R)
• M5: 2,867,941 km (0.12 R)
• M6: 4,145,357 km (0.087 R)
• M7: 5,990,647 km (0.076 R)
• M8: 8,240,599 km (0.088 R)
• M9: 14,140,140 km (0.059 R)
• M10: 17,021,096 km (0.115 R)
• M11: 23,085,046 km (0.067 R)
• M12: 27,686,826 km (0.112 R)
• M13: 30,741,914 km (0.109 R)
• M14: 32,658,262 km (0.106 R)
• M15: 35,407,572 km (0.073 R)

Kuiper Belt

Range: 31.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 11,086 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit