🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.45 AU - 0.55 AU

Year: 126 Days

Day: 19.6 Hours

Environment

Temp: 276 °C

Axial Tilt: 14.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.91 AU - 1.23 AU

Year: 395 Days

Day: 17.6 Hours

Environment

Temp: 33 °C

Axial Tilt: 3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 102,527,657 km

• M1: 406,009 km (0.073 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.95 AU - 1.29 AU

Year: 422 Days

Day: 28.9 Hours

Environment

Temp: 12 °C

Axial Tilt: 7.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.6 AU - 3.22 AU

Year: 1769 Days

Day: 17 Hours

Environment

Temp: -93 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.86

Radius: 0.94

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.43 AU - 3.69 AU

Year: 1908 Days

Day: 12.3 Hours

Environment

Temp: -104 °C

Axial Tilt: 1.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 4.23 AU - 5.15 AU

Year: 3620 Days

Day: 24.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.28 AU - 5.58 AU

Year: 3902 Days

Day: 28.3 Hours

Environment

Temp: -124 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 904.7

Radius: 3.7

Gravity: 66.08 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 15.93 AU - 20.07 AU

Year: 27221 Days

Day: 20.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 102,527,657 km

• M1: 58,044 km (0.109 R)
• M2: 523,293 km (0.036 R)
• M3: 771,327 km (0.097 R)
• M4: 4,073,999 km (0.081 R)
• M5: 4,477,614 km (0.117 R)
• M6: 6,904,391 km (0.071 R)
• M7: 8,308,217 km (0.063 R)
• M8: 9,635,898 km (0.088 R)
• M9: 10,416,649 km (0.091 R)
• M10: 11,098,666 km (0.113 R)
• M11: 11,737,599 km (0.052 R)
• M12: 15,476,498 km (0.115 R)
• M13: 19,630,532 km (0.073 R)
• M14: 22,071,520 km (0.112 R)
• M15: 23,079,361 km (0.091 R)
• M16: 38,777,264 km (0.073 R)
• M17: 46,287,526 km (0.054 R)
• M18: 47,014,721 km (0.117 R)
• M19: 54,307,468 km (0.082 R)
• M20: 71,081,578 km (0.052 R)
• M21: 71,322,730 km (0.11 R)
• M22: 74,755,103 km (0.104 R)
• M23: 100,087,707 km (0.067 R)

Kuiper Belt

Range: 30.8 - 50.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 306 - 11,225 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit