🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.45 AU - 0.65 AU

Year: 150 Days

Day: 15.7 Hours

Environment

Temp: 225 °C

Axial Tilt: 6.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 37,992,823 km

• M1: 45,478 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.53 AU - 0.77 AU

Year: 193 Days

Day: 26.4 Hours

Environment

Temp: 193 °C

Axial Tilt: 10.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 37,992,823 km

• M1: 59,390 km (0.082 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.7 AU - 0.94 AU

Year: 274 Days

Day: 12.2 Hours

Environment

Temp: 178 °C

Axial Tilt: 35.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.79 AU - 1.07 AU

Year: 331 Days

Day: 40.2 Hours

Environment

Temp: 32 °C

Axial Tilt: 3.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.95 AU - 1.19 AU

Year: 408 Days

Day: 13.9 Hours

Environment

Temp: 7 °C

Axial Tilt: 19 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 37,992,823 km

• M1: 193,580 km (0.067 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.86 AU - 2.36 AU

Year: 1131 Days

Day: 23.2 Hours

Environment

Temp: -77 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,992,823 km

• M1: 48,919 km (0.042 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.54 AU - 2.96 AU

Year: 1683 Days

Day: 31.3 Hours

Environment

Temp: -103 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,992,823 km

• M1: 451,935 km (0.081 R)

Asteroid Belt

Center: 9.14 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 15.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 66.9

Radius: 5.9

Gravity: 1.92 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 12.22 AU - 18.84 AU

Year: 22581 Days

Day: 24.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,992,823 km

• M1: 73,602 km (0.114 R)
• M2: 283,638 km (0.093 R)
• M3: 644,767 km (0.101 R)
• M4: 1,007,841 km (0.088 R)
• M5: 2,822,912 km (0.101 R)
• M6: 3,460,199 km (0.088 R)
• M7: 4,086,116 km (0.07 R)
• M8: 4,480,157 km (0.099 R)
• M9: 4,899,181 km (0.072 R)
• M10: 6,840,213 km (0.114 R)
• M11: 7,980,598 km (0.117 R)
• M12: 8,850,808 km (0.076 R)
• M13: 11,376,320 km (0.115 R)
• M14: 11,580,521 km (0.071 R)
• M15: 12,693,379 km (0.117 R)
• M16: 14,703,825 km (0.056 R)
• M17: 17,317,450 km (0.026 R)
• M18: 19,707,425 km (0.069 R)
• M19: 24,700,553 km (0.05 R)
• M20: 25,738,613 km (0.067 R)
• M21: 36,643,998 km (0.069 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 507 - 16,897 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit