🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.99 AU - 1.15 AU

Year: 421 Days

Day: 18.8 Hours

Environment

Temp: 15 °C

Axial Tilt: 31.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.54 AU - 3.52 AU

Year: 2008 Days

Day: 17.9 Hours

Environment

Temp: -110 °C

Axial Tilt: 15.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 3.31 AU - 3.67 AU

Year: 2483 Days

Day: 13.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 3.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.89 AU - 4.21 AU

Year: 2547 Days

Day: 12.4 Hours

Environment

Temp: -117 °C

Axial Tilt: 29.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Ice Giant

Semi-Major Axis: 18.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 344.9

Radius: 7.1

Gravity: 6.84 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 15.25 AU - 21.23 AU

Year: 29664 Days

Day: 16.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 78,726,943 km

• M1: 88,562 km (0.057 R)
• M2: 627,713 km (0.109 R)
• M3: 984,055 km (0.06 R)
• M4: 1,392,307 km (0.074 R)
• M5: 1,688,362 km (0.098 R)
• M6: 4,369,455 km (0.116 R)
• M7: 5,508,194 km (0.109 R)
• M8: 5,914,501 km (0.09 R)
• M9: 7,350,192 km (0.097 R)
• M10: 7,643,254 km (0.101 R)
• M11: 9,568,429 km (0.066 R)
• M12: 11,795,792 km (0.09 R)
• M13: 13,751,036 km (0.076 R)
• M14: 14,960,385 km (0.091 R)
• M15: 15,993,957 km (0.101 R)
• M16: 18,025,646 km (0.046 R)
• M17: 19,103,498 km (0.102 R)
• M18: 20,896,878 km (0.118 R)
• M19: 29,439,963 km (0.067 R)
• M20: 30,055,708 km (0.087 R)
• M21: 31,440,536 km (0.032 R)
• M22: 32,604,856 km (0.114 R)
• M23: 36,551,846 km (0.112 R)
• M24: 39,750,398 km (0.115 R)
• M25: 41,880,074 km (0.115 R)
• M26: 42,346,220 km (0.026 R)
• M27: 48,211,953 km (0.077 R)
• M28: 48,552,887 km (0.12 R)
• M29: 50,808,074 km (0.087 R)
• M30: 54,412,486 km (0.11 R)
• M31: 64,367,625 km (0.039 R)
• M32: 64,988,307 km (0.086 R)
• M33: 66,874,437 km (0.117 R)
• M34: 72,081,939 km (0.074 R)
• M35: 77,319,959 km (0.091 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 212 - 16,727 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit