🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.54 AU - 0.58 AU

Year: 147 Days

Day: 32 Hours

Environment

Temp: 265 °C

Axial Tilt: 24.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 33,210,788 km

• M1: 289,173 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.55 AU - 0.69 AU

Year: 172 Days

Day: 32.6 Hours

Environment

Temp: 255 °C

Axial Tilt: 34.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 33,210,788 km

• M1: 86,318 km (0.075 R)
• M2: 525,089 km (0.038 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.07 AU - 1.13 AU

Year: 405 Days

Day: 20.8 Hours

Environment

Temp: 49 °C

Axial Tilt: 23.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 33,210,788 km

• M1: 53,257 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358.9

Radius: 13.8

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 6.82 AU - 9.2 AU

Year: 7968 Days

Day: 12.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 33,210,788 km

• M1: 254,765 km (0.077 R)
• M2: 752,328 km (0.047 R)
• M3: 1,447,359 km (0.099 R)
• M4: 1,886,130 km (0.104 R)
• M5: 2,891,128 km (0.106 R)
• M6: 3,871,294 km (0.104 R)
• M7: 5,118,342 km (0.072 R)
• M8: 6,290,291 km (0.06 R)
• M9: 8,832,707 km (0.077 R)
• M10: 10,019,916 km (0.103 R)
• M11: 13,397,686 km (0.115 R)
• M12: 15,971,368 km (0.109 R)
• M13: 17,151,246 km (0.065 R)
• M14: 20,605,312 km (0.109 R)
• M15: 22,078,402 km (0.047 R)

Kuiper Belt

Range: 31.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 239 - 15,583 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit