🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.61 AU - 0.65 AU

Year: 182 Days

Day: 30.8 Hours

Environment

Temp: 150 °C

Axial Tilt: 2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.89 AU - 1.35 AU

Year: 431 Days

Day: 27.2 Hours

Environment

Temp: 4 °C

Axial Tilt: 3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 18,982,548 km

• M1: 33,660 km (0.057 R)
• M2: 810,970 km (0.118 R)

Asteroid Belt

Center: 4.14 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.7

Radius: 14.4

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 6.03 AU - 8.27 AU

Year: 6948 Days

Day: 5.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 18,982,548 km

• M1: 179,368 km (0.049 R)
• M2: 774,468 km (0.092 R)
• M3: 1,422,676 km (0.067 R)
• M4: 4,429,743 km (0.072 R)
• M5: 5,248,940 km (0.11 R)
• M6: 6,580,212 km (0.028 R)
• M7: 7,401,355 km (0.085 R)
• M8: 7,900,712 km (0.074 R)
• M9: 8,389,299 km (0.105 R)
• M10: 9,427,508 km (0.113 R)
• M11: 11,345,951 km (0.059 R)
• M12: 14,938,694 km (0.092 R)
• M13: 15,841,068 km (0.105 R)
• M14: 17,534,815 km (0.114 R)
• M15: 19,937,357 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41.5

Radius: 13.8

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 7.77 AU - 10.61 AU

Year: 10125 Days

Day: 7.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 18,982,548 km

• M1: 172,486 km (0.064 R)
• M2: 1,203,814 km (0.108 R)
• M3: 2,112,172 km (0.115 R)
• M4: 4,054,701 km (0.081 R)
• M5: 9,375,897 km (0.087 R)
• M6: 12,262,089 km (0.079 R)
• M7: 13,793,522 km (0.116 R)
• M8: 14,819,464 km (0.099 R)
• M9: 15,646,591 km (0.1 R)

Kuiper Belt

Range: 30.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 389 - 10,891 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit