🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.61 AU - 0.99 AU

Year: 268 Days

Day: 41.7 Hours

Environment

Temp: 109 °C

Axial Tilt: 4.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.76 AU - 1.2 AU

Year: 364 Days

Day: 44.7 Hours

Environment

Temp: 34 °C

Axial Tilt: 32.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 72,394,776 km

• M1: 239,506 km (0.04 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.21 AU - 1.27 AU

Year: 517 Days

Day: 42.2 Hours

Environment

Temp: -23 °C

Axial Tilt: 1.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 2.15 AU - 2.49 AU

Year: 1324 Days

Day: 45 Hours

Environment

Temp: -91 °C

Axial Tilt: 5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 72,394,776 km

• M1: 66,421 km (0.03 R)
• M2: 588,518 km (0.087 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 3.79 AU - 4.87 AU

Year: 3376 Days

Day: 34.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 0.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11.2 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 18.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 285.3

Radius: 3.4

Gravity: 24.68 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 15.1 AU - 21.02 AU

Year: 28761 Days

Day: 20 Hours

Environment

Temp: -191 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 72,394,776 km

• M1: 42,336 km (0.065 R)
• M2: 249,380 km (0.053 R)
• M3: 391,498 km (0.034 R)
• M4: 844,630 km (0.11 R)
• M5: 1,373,608 km (0.092 R)
• M6: 2,368,882 km (0.114 R)
• M7: 4,813,162 km (0.04 R)
• M8: 5,213,486 km (0.099 R)
• M9: 6,332,478 km (0.115 R)
• M10: 7,845,511 km (0.086 R)
• M11: 8,554,455 km (0.111 R)
• M12: 9,140,729 km (0.114 R)
• M13: 13,091,908 km (0.043 R)
• M14: 17,876,646 km (0.043 R)
• M15: 24,436,214 km (0.115 R)
• M16: 27,273,337 km (0.088 R)
• M17: 27,957,897 km (0.116 R)
• M18: 30,810,878 km (0.063 R)
• M19: 35,579,610 km (0.036 R)
• M20: 41,712,225 km (0.032 R)
• M21: 43,851,474 km (0.111 R)
• M22: 51,220,665 km (0.07 R)
• M23: 56,935,304 km (0.107 R)
• M24: 64,657,097 km (0.09 R)
• M25: 64,858,606 km (0.098 R)
• M26: 65,872,430 km (0.053 R)
• M27: 67,102,873 km (0.092 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 363 - 16,614 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit