🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.76 AU - 1.06 AU

Year: 311 Days

Day: 40.1 Hours

Environment

Temp: 115 °C

Axial Tilt: 68.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.63 AU - 1.69 AU

Year: 766 Days

Day: 16.6 Hours

Environment

Temp: -40 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 3.23 AU - 4.21 AU

Year: 2570 Days

Day: 33.9 Hours

Environment

Temp: -119 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 3.39 AU - 5.37 AU

Year: 3283 Days

Day: 22.8 Hours

Environment

Temp: -117 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 4.06 AU - 5.94 AU

Year: 4004 Days

Day: 47.7 Hours

Environment

Temp: -138 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.24 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.7

Radius: 12.6

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 5.71 AU - 9.23 AU

Year: 7312 Days

Day: 12.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 35,517,154 km

• M1: 163,959 km (0.12 R)
• M2: 680,371 km (0.114 R)
• M3: 1,157,588 km (0.028 R)
• M4: 1,962,425 km (0.093 R)
• M5: 2,560,218 km (0.07 R)
• M6: 3,277,091 km (0.068 R)
• M7: 5,239,217 km (0.037 R)
• M8: 6,050,187 km (0.087 R)
• M9: 6,545,954 km (0.084 R)
• M10: 7,753,059 km (0.104 R)
• M11: 10,729,758 km (0.093 R)
• M12: 11,723,088 km (0.092 R)
• M13: 15,931,425 km (0.056 R)
• M14: 18,102,988 km (0.113 R)
• M15: 24,456,858 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.4

Radius: 12.4

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 7.18 AU - 11.06 AU

Year: 9864 Days

Day: 14.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 35,517,154 km

• M1: 154,235 km (0.084 R)
• M2: 595,848 km (0.067 R)
• M3: 1,187,508 km (0.096 R)
• M4: 2,125,487 km (0.092 R)
• M5: 3,125,698 km (0.102 R)
• M6: 4,521,745 km (0.052 R)
• M7: 5,184,165 km (0.032 R)
• M8: 6,037,770 km (0.059 R)
• M9: 11,371,832 km (0.083 R)
• M10: 15,494,599 km (0.11 R)
• M11: 16,048,261 km (0.115 R)
• M12: 18,396,200 km (0.032 R)
• M13: 27,511,647 km (0.099 R)
• M14: 28,324,262 km (0.078 R)
• M15: 31,538,971 km (0.09 R)
• M16: 32,429,078 km (0.096 R)

Kuiper Belt

Range: 30.6 - 60.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 271 - 10,832 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit