🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.69 AU - 0.71 AU

Year: 206 Days

Day: 46.3 Hours

Environment

Temp: 219 °C

Axial Tilt: 4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.86 AU - 1 AU

Year: 315 Days

Day: 23.1 Hours

Environment

Temp: 138 °C

Axial Tilt: 17.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.64

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.2 AU - 1.34 AU

Year: 503 Days

Day: 42.2 Hours

Environment

Temp: 5 °C

Axial Tilt: 12.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.64 AU - 1.92 AU

Year: 835 Days

Day: 22.3 Hours

Environment

Temp: -42 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,574,147 km

• M1: 222,153 km (0.04 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 3.59 AU - 4.33 AU

Year: 2770 Days

Day: 23 Hours

Environment

Temp: -117 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.3 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.4

Radius: 14.8

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 7.36 AU - 9.9 AU

Year: 8910 Days

Day: 13.2 Hours

Environment

Temp: -172 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 81,574,147 km

• M1: 184,305 km (0.085 R)
• M2: 648,806 km (0.11 R)
• M3: 1,411,456 km (0.095 R)
• M4: 2,301,414 km (0.069 R)
• M5: 3,100,266 km (0.113 R)
• M6: 5,438,780 km (0.105 R)
• M7: 6,467,116 km (0.069 R)
• M8: 7,235,002 km (0.09 R)
• M9: 11,031,197 km (0.071 R)
• M10: 12,183,101 km (0.108 R)
• M11: 12,844,473 km (0.055 R)
• M12: 14,542,110 km (0.106 R)
• M13: 15,926,638 km (0.116 R)
• M14: 23,178,395 km (0.101 R)
• M15: 24,454,016 km (0.115 R)
• M16: 27,052,381 km (0.112 R)
• M17: 34,508,040 km (0.109 R)
• M18: 38,351,957 km (0.119 R)
• M19: 39,058,807 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 410.7

Radius: 4.8

Gravity: 17.83 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 18.58 AU - 19.04 AU

Year: 28672 Days

Day: 20.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 81,574,147 km

• M1: 62,682 km (0.054 R)
• M2: 303,085 km (0.043 R)
• M3: 474,524 km (0.044 R)
• M4: 664,065 km (0.069 R)
• M5: 814,560 km (0.113 R)
• M6: 1,117,646 km (0.117 R)
• M7: 1,273,227 km (0.068 R)
• M8: 2,755,892 km (0.115 R)
• M9: 3,263,478 km (0.12 R)
• M10: 3,645,251 km (0.109 R)
• M11: 3,862,767 km (0.069 R)
• M12: 4,894,992 km (0.105 R)
• M13: 6,361,500 km (0.054 R)
• M14: 6,723,228 km (0.057 R)
• M15: 7,993,912 km (0.06 R)
• M16: 9,187,703 km (0.101 R)
• M17: 14,997,187 km (0.111 R)
• M18: 15,800,228 km (0.111 R)
• M19: 23,282,365 km (0.096 R)
• M20: 28,019,083 km (0.056 R)
• M21: 32,426,236 km (0.108 R)
• M22: 32,824,166 km (0.119 R)
• M23: 35,001,713 km (0.097 R)
• M24: 37,564,474 km (0.105 R)
• M25: 41,638,772 km (0.093 R)
• M26: 42,266,335 km (0.082 R)
• M27: 47,686,715 km (0.095 R)
• M28: 51,907,469 km (0.06 R)
• M29: 54,108,203 km (0.091 R)
• M30: 56,753,543 km (0.119 R)
• M31: 58,694,874 km (0.108 R)
• M32: 62,300,183 km (0.096 R)
• M33: 69,727,717 km (0.051 R)
• M34: 70,612,289 km (0.112 R)
• M35: 71,728,589 km (0.062 R)
• M36: 72,178,429 km (0.084 R)
• M37: 75,379,824 km (0.116 R)
• M38: 78,198,248 km (0.081 R)

Kuiper Belt

Range: 31.2 - 61.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 284 - 11,034 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit