🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.57 AU - 0.73 AU

Year: 183 Days

Day: 47.6 Hours

Environment

Temp: 179 °C

Axial Tilt: 17.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.6 AU - 0.72 AU

Year: 188 Days

Day: 39.9 Hours

Environment

Temp: 236 °C

Axial Tilt: 25.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 45,433,380 km

• M1: 52,060 km (0.088 R)
• M2: 334,351 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.71 AU - 1.17 AU

Year: 319 Days

Day: 18.9 Hours

Environment

Temp: 181 °C

Axial Tilt: 2.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 45,433,380 km

• M1: 170,990 km (0.056 R)
• M2: 225,145 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.92 AU - 1.12 AU

Year: 360 Days

Day: 32.7 Hours

Environment

Temp: 141 °C

Axial Tilt: 11.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.41 AU - 1.53 AU

Year: 624 Days

Day: 41.8 Hours

Environment

Temp: -16 °C

Axial Tilt: 36 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.91 AU - 2.19 AU

Year: 1027 Days

Day: 37.3 Hours

Environment

Temp: -58 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.52 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 14.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 141.5

Radius: 4.3

Gravity: 7.65 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 11.26 AU - 18.72 AU

Year: 20304 Days

Day: 15.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 45,433,380 km

• M1: 53,556 km (0.058 R)
• M2: 197,619 km (0.091 R)
• M3: 331,658 km (0.052 R)
• M4: 485,894 km (0.09 R)
• M5: 814,860 km (0.088 R)
• M6: 1,092,962 km (0.059 R)
• M7: 2,049,640 km (0.063 R)
• M8: 2,260,125 km (0.066 R)
• M9: 2,603,003 km (0.078 R)
• M10: 3,763,134 km (0.111 R)
• M11: 4,470,583 km (0.117 R)
• M12: 4,734,922 km (0.042 R)
• M13: 5,557,411 km (0.06 R)
• M14: 7,278,834 km (0.074 R)
• M15: 7,727,777 km (0.092 R)
• M16: 9,138,635 km (0.059 R)
• M17: 9,468,648 km (0.068 R)
• M18: 10,052,827 km (0.101 R)
• M19: 14,196,838 km (0.106 R)
• M20: 15,221,883 km (0.052 R)
• M21: 18,592,023 km (0.111 R)
• M22: 18,817,767 km (0.057 R)
• M23: 19,661,349 km (0.093 R)
• M24: 21,671,496 km (0.104 R)
• M25: 31,722,528 km (0.119 R)
• M26: 39,827,441 km (0.075 R)

Kuiper Belt

Range: 31.4 - 56.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 360 - 12,871 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit