🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.61 AU - 0.79 AU

Year: 258 Days

Day: 42.1 Hours

Environment

Temp: 1 °C

Axial Tilt: 21.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.67 AU - 1.09 AU

Year: 363 Days

Day: 34.9 Hours

Environment

Temp: -46 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 12,908,897 km

• M1: 714,928 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.05 AU - 1.07 AU

Year: 480 Days

Day: 36.4 Hours

Environment

Temp: -67 °C

Axial Tilt: 14.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.35 AU - 1.83 AU

Year: 882 Days

Day: 20.6 Hours

Environment

Temp: -109 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.55 AU - 2.53 AU

Year: 1281 Days

Day: 42.8 Hours

Environment

Temp: -128 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 12,908,897 km

• M1: 340,485 km (0.109 R)

Asteroid Belt

Center: 4.69 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17.5

Radius: 14.7

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 6.62 AU - 8.06 AU

Year: 8744 Days

Day: 7.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 12,908,897 km

• M1: 242,498 km (0.106 R)
• M2: 1,270,236 km (0.066 R)
• M3: 1,586,485 km (0.074 R)
• M4: 1,869,973 km (0.111 R)
• M5: 2,088,536 km (0.118 R)
• M6: 2,497,237 km (0.043 R)
• M7: 2,966,077 km (0.109 R)
• M8: 3,426,390 km (0.09 R)
• M9: 3,622,064 km (0.119 R)
• M10: 4,231,077 km (0.086 R)
• M11: 4,641,723 km (0.082 R)
• M12: 5,162,772 km (0.078 R)
• M13: 5,979,427 km (0.113 R)
• M14: 6,126,930 km (0.109 R)
• M15: 6,305,550 km (0.097 R)
• M16: 6,652,767 km (0.119 R)
• M17: 7,429,329 km (0.102 R)
• M18: 7,667,938 km (0.065 R)
• M19: 7,941,553 km (0.117 R)
• M20: 8,432,084 km (0.108 R)
• M21: 8,697,919 km (0.053 R)
• M22: 9,271,777 km (0.073 R)
• M23: 9,615,254 km (0.089 R)
• M24: 10,616,811 km (0.082 R)
• M25: 11,485,975 km (0.109 R)
• M26: 12,434,725 km (0.075 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 19,002 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit