🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.82 AU - 1 AU

Year: 315 Days

Day: 38 Hours

Environment

Temp: 164 °C

Axial Tilt: 31.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 14,650,206 km

• M1: 30,668 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.44 AU - 1.48 AU

Year: 641 Days

Day: 33.1 Hours

Environment

Temp: -40 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.39 AU - 1.83 AU

Year: 742 Days

Day: 15.1 Hours

Environment

Temp: -50 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.16 AU - 2.4 AU

Year: 1251 Days

Day: 40.3 Hours

Environment

Temp: -68 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 3.39 AU - 4.05 AU

Year: 2608 Days

Day: 34.9 Hours

Environment

Temp: -111 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.1

Radius: 8.3

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 4.14 AU - 6.3 AU

Year: 4334 Days

Day: 12 Hours

Environment

Temp: -136 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 14,650,206 km

• M1: 103,372 km (0.076 R)
• M2: 499,956 km (0.093 R)
• M3: 895,194 km (0.089 R)
• M4: 1,165,667 km (0.1 R)
• M5: 1,742,366 km (0.101 R)
• M6: 2,510,252 km (0.109 R)
• M7: 3,030,554 km (0.097 R)
• M8: 3,620,717 km (0.119 R)
• M9: 4,043,182 km (0.109 R)
• M10: 4,342,677 km (0.106 R)
• M11: 5,114,302 km (0.091 R)
• M12: 5,785,548 km (0.066 R)
• M13: 6,590,385 km (0.092 R)
• M14: 6,927,129 km (0.102 R)
• M15: 7,607,351 km (0.093 R)
• M16: 9,227,346 km (0.093 R)
• M17: 10,637,456 km (0.093 R)
• M18: 11,065,455 km (0.106 R)
• M19: 11,579,174 km (0.106 R)
• M20: 11,879,866 km (0.058 R)
• M21: 13,421,023 km (0.05 R)

Kuiper Belt

Range: 30.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 408 - 14,277 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit