🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.54 AU - 0.86 AU

Year: 204 Days

Day: 15.7 Hours

Environment

Temp: 223 °C

Axial Tilt: 17.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.56 AU - 0.86 AU

Year: 208 Days

Day: 13 Hours

Environment

Temp: 189 °C

Axial Tilt: 14 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.97 AU - 1.45 AU

Year: 464 Days

Day: 15 Hours

Environment

Temp: 36 °C

Axial Tilt: 36.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 31,950,944 km

• M1: 898,335 km (0.098 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.35 AU - 3.71 AU

Year: 1837 Days

Day: 43.8 Hours

Environment

Temp: -92 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,950,944 km

• M1: 75,697 km (0.092 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.58 AU - 4.04 AU

Year: 2097 Days

Day: 29.3 Hours

Environment

Temp: -103 °C

Axial Tilt: 22.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 31,950,944 km

• M1: 49,068 km (0.056 R)
• M2: 192,233 km (0.076 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.54 AU - 4.72 AU

Year: 2923 Days

Day: 42.4 Hours

Environment

Temp: -105 °C

Axial Tilt: 29.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,950,944 km

• M1: 336,296 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 421.3

Radius: 10.8

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 7.26 AU - 7.44 AU

Year: 6939 Days

Day: 8.6 Hours

Environment

Temp: -144 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 31,950,944 km

• M1: 134,937 km (0.111 R)
• M2: 491,878 km (0.098 R)
• M3: 1,002,007 km (0.085 R)
• M4: 2,359,458 km (0.099 R)
• M5: 3,151,130 km (0.086 R)
• M6: 3,741,742 km (0.115 R)
• M7: 4,738,213 km (0.059 R)
• M8: 5,903,282 km (0.097 R)
• M9: 6,904,091 km (0.08 R)
• M10: 7,499,042 km (0.055 R)
• M11: 7,864,809 km (0.059 R)
• M12: 8,671,889 km (0.059 R)
• M13: 9,789,535 km (0.102 R)
• M14: 10,360,849 km (0.086 R)
• M15: 10,861,404 km (0.103 R)
• M16: 11,282,971 km (0.083 R)
• M17: 11,861,914 km (0.085 R)
• M18: 13,396,489 km (0.078 R)
• M19: 15,349,340 km (0.114 R)
• M20: 17,805,587 km (0.029 R)
• M21: 18,458,432 km (0.091 R)
• M22: 26,729,699 km (0.118 R)

Kuiper Belt

Range: 31.5 - 51.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 155 - 17,793 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit