🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.11 AU - 1.15 AU

Year: 443 Days

Day: 30.6 Hours

Environment

Temp: 24 °C

Axial Tilt: 39.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 54,257,105 km

• M1: 649,853 km (0.06 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.21 AU - 1.65 AU

Year: 631 Days

Day: 37.2 Hours

Environment

Temp: -42 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.9 AU - 3.12 AU

Year: 1927 Days

Day: 46 Hours

Environment

Temp: -107 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 3.05 AU - 3.41 AU

Year: 2142 Days

Day: 41.3 Hours

Environment

Temp: -107 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,257,105 km

• M1: 80,633 km (0.063 R)
• M2: 759,658 km (0.088 R)

Asteroid Belt

Center: 6.36 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853.9

Radius: 9

Gravity: 10.54 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 8.27 AU - 10.71 AU

Year: 10786 Days

Day: 7.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 54,257,105 km

• M1: 112,049 km (0.108 R)
• M2: 402,119 km (0.116 R)
• M3: 712,385 km (0.103 R)
• M4: 999,164 km (0.088 R)
• M5: 1,618,200 km (0.102 R)
• M6: 2,202,679 km (0.085 R)
• M7: 2,832,336 km (0.034 R)
• M8: 3,201,843 km (0.046 R)
• M9: 3,762,386 km (0.115 R)
• M10: 5,178,629 km (0.102 R)
• M11: 6,062,603 km (0.118 R)
• M12: 7,769,216 km (0.09 R)
• M13: 9,468,648 km (0.045 R)
• M14: 10,351,873 km (0.062 R)
• M15: 13,586,329 km (0.11 R)
• M16: 13,910,358 km (0.056 R)
• M17: 14,372,466 km (0.054 R)
• M18: 15,963,140 km (0.085 R)
• M19: 19,820,521 km (0.12 R)
• M20: 20,830,905 km (0.11 R)
• M21: 25,609,510 km (0.104 R)
• M22: 28,780,386 km (0.025 R)
• M23: 32,896,572 km (0.042 R)
• M24: 33,599,083 km (0.106 R)
• M25: 34,192,089 km (0.09 R)
• M26: 36,634,275 km (0.082 R)
• M27: 38,154,039 km (0.086 R)
• M28: 48,617,363 km (0.103 R)
• M29: 49,528,713 km (0.087 R)
• M30: 50,296,898 km (0.036 R)
• M31: 51,229,043 km (0.079 R)
• M32: 52,331,130 km (0.1 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 11,525 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit