🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.55 AU - 0.59 AU

Year: 154 Days

Day: 21.1 Hours

Environment

Temp: 244 °C

Axial Tilt: 11.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,252,158 km

• M1: 134,339 km (0.105 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.93 AU - 1.17 AU

Year: 385 Days

Day: 33.5 Hours

Environment

Temp: 40 °C

Axial Tilt: 16.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 58,252,158 km

• M1: 49,068 km (0.065 R)
• M2: 839,693 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.79 AU - 2.69 AU

Year: 1201 Days

Day: 34.8 Hours

Environment

Temp: -77 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 11.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.2

Radius: 12.4

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 10.52 AU - 11.52 AU

Year: 13102 Days

Day: 11.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 58,252,158 km

• M1: 155,881 km (0.066 R)
• M2: 619,036 km (0.083 R)
• M3: 1,128,866 km (0.061 R)
• M4: 1,615,657 km (0.06 R)
• M5: 2,519,228 km (0.101 R)
• M6: 4,100,029 km (0.1 R)
• M7: 4,773,369 km (0.069 R)
• M8: 5,205,108 km (0.118 R)
• M9: 5,883,385 km (0.101 R)
• M10: 6,579,314 km (0.12 R)
• M11: 8,089,804 km (0.034 R)
• M12: 8,803,685 km (0.117 R)
• M13: 9,302,594 km (0.096 R)
• M14: 9,873,011 km (0.081 R)
• M15: 10,411,862 km (0.101 R)
• M16: 11,725,930 km (0.112 R)
• M17: 17,863,631 km (0.044 R)
• M18: 18,583,795 km (0.118 R)
• M19: 23,411,768 km (0.116 R)
• M20: 32,187,627 km (0.051 R)
• M21: 36,978,948 km (0.096 R)
• M22: 40,288,651 km (0.075 R)
• M23: 41,111,440 km (0.068 R)
• M24: 55,507,841 km (0.098 R)
• M25: 56,526,603 km (0.117 R)

Kuiper Belt

Range: 30.6 - 53.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 525 - 16,752 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit