🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.01 AU - 1.69 AU

Year: 546 Days

Day: 27.3 Hours

Environment

Temp: 20 °C

Axial Tilt: 23.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 70,260,306 km

• M1: 19,897 km (0.093 R)
• M2: 172,486 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.14 AU - 2.54 AU

Year: 1247 Days

Day: 21 Hours

Environment

Temp: -73 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.22 AU - 2.96 AU

Year: 1452 Days

Day: 28.1 Hours

Environment

Temp: -78 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,260,306 km

• M1: 1,230,442 km (0.1 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.06 AU - 3.34 AU

Year: 1545 Days

Day: 29.9 Hours

Environment

Temp: -76 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.15 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 3.57 AU - 3.63 AU

Year: 2379 Days

Day: 44.5 Hours

Environment

Temp: -94 °C

Axial Tilt: 20 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Ice Giant

Semi-Major Axis: 13.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 659.5

Radius: 6.4

Gravity: 16.1 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 12.61 AU - 15.23 AU

Year: 18086 Days

Day: 19.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 70,260,306 km

• M1: 79,885 km (0.074 R)
• M2: 297,999 km (0.106 R)
• M3: 516,711 km (0.066 R)
• M4: 748,289 km (0.11 R)
• M5: 1,370,915 km (0.117 R)
• M6: 2,488,710 km (0.103 R)
• M7: 3,353,984 km (0.106 R)
• M8: 3,634,480 km (0.098 R)
• M9: 4,274,759 km (0.072 R)
• M10: 7,045,162 km (0.109 R)
• M11: 7,319,525 km (0.113 R)
• M12: 7,744,383 km (0.086 R)
• M13: 8,904,963 km (0.084 R)
• M14: 9,117,990 km (0.11 R)
• M15: 10,706,271 km (0.116 R)
• M16: 13,986,204 km (0.113 R)
• M17: 16,245,431 km (0.075 R)
• M18: 17,213,629 km (0.071 R)
• M19: 18,390,964 km (0.077 R)
• M20: 20,625,358 km (0.108 R)
• M21: 25,092,051 km (0.063 R)
• M22: 25,624,918 km (0.089 R)
• M23: 31,622,746 km (0.107 R)
• M24: 32,244,325 km (0.036 R)
• M25: 33,640,821 km (0.077 R)
• M26: 34,944,866 km (0.089 R)
• M27: 40,498,836 km (0.102 R)
• M28: 41,084,512 km (0.12 R)
• M29: 45,344,162 km (0.06 R)

Kuiper Belt

Range: 31.5 - 47.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 19,285 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit