🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.82 AU - 1.34 AU

Year: 423 Days

Day: 40.1 Hours

Environment

Temp: 9 °C

Axial Tilt: 46.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.12 AU - 2.34 AU

Year: 1255 Days

Day: 15.7 Hours

Environment

Temp: -95 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.23 AU - 2.43 AU

Year: 1340 Days

Day: 29.3 Hours

Environment

Temp: -96 °C

Axial Tilt: 12.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 3.53 AU - 4.15 AU

Year: 2835 Days

Day: 15.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 3.16 AU - 4.54 AU

Year: 2846 Days

Day: 46.5 Hours

Environment

Temp: -131 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 24,005,052 km

• M1: 159,771 km (0.118 R)

Asteroid Belt

Center: 5.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.8

Radius: 11.5

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 6.21 AU - 8.55 AU

Year: 7553 Days

Day: 8.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 24,005,052 km

• M1: 143,614 km (0.03 R)
• M2: 728,691 km (0.073 R)
• M3: 1,151,455 km (0.1 R)
• M4: 1,667,268 km (0.065 R)
• M5: 2,112,771 km (0.08 R)
• M6: 2,490,655 km (0.06 R)
• M7: 3,022,625 km (0.084 R)
• M8: 3,650,338 km (0.114 R)
• M9: 4,292,561 km (0.052 R)
• M10: 4,982,806 km (0.073 R)
• M11: 5,547,987 km (0.115 R)
• M12: 7,166,187 km (0.087 R)
• M13: 8,923,663 km (0.108 R)
• M14: 9,394,746 km (0.115 R)
• M15: 10,819,965 km (0.053 R)
• M16: 11,909,636 km (0.08 R)
• M17: 13,070,964 km (0.1 R)
• M18: 15,338,270 km (0.088 R)
• M19: 17,856,301 km (0.049 R)
• M20: 20,300,730 km (0.062 R)
• M21: 24,373,532 km (0.099 R)
• M22: 26,883,635 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 33.8

Radius: 6.2

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 10.61 AU - 13.69 AU

Year: 15955 Days

Day: 21.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 24,005,052 km

• M1: 203,154 km (0.079 R)
• M2: 451,038 km (0.049 R)
• M3: 952,789 km (0.116 R)
• M4: 1,474,736 km (0.12 R)
• M5: 1,966,314 km (0.101 R)
• M6: 2,345,994 km (0.079 R)
• M7: 7,937,663 km (0.071 R)
• M8: 13,957,631 km (0.11 R)
• M9: 14,259,220 km (0.102 R)
• M10: 16,945,549 km (0.107 R)
• M11: 22,391,660 km (0.092 R)
• M12: 23,294,333 km (0.09 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 436 - 13,372 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit