🌌 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: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.57 AU - 0.59 AU

Year: 155 Days

Day: 41.8 Hours

Environment

Temp: 232 °C

Axial Tilt: 13.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.02 AU - 1.3 AU

Year: 439 Days

Day: 37.5 Hours

Environment

Temp: 39 °C

Axial Tilt: 38.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 47,745,562 km

• M1: 465,100 km (0.092 R)
• M2: 507,137 km (0.097 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.92 AU - 2.32 AU

Year: 1085 Days

Day: 27.6 Hours

Environment

Temp: -62 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.03 AU - 2.37 AU

Year: 1147 Days

Day: 27.8 Hours

Environment

Temp: -65 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,745,562 km

• M1: 1,634,506 km (0.112 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.83 AU - 3.99 AU

Year: 2213 Days

Day: 18.6 Hours

Environment

Temp: -102 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 12.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.3

Radius: 13.7

Gravity: 1.42 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 12.06 AU - 13.38 AU

Year: 15944 Days

Day: 5.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,745,562 km

• M1: 188,942 km (0.042 R)
• M2: 896,091 km (0.052 R)
• M3: 1,833,920 km (0.095 R)
• M4: 2,822,313 km (0.083 R)
• M5: 3,644,952 km (0.084 R)
• M6: 4,711,136 km (0.106 R)
• M7: 7,094,081 km (0.08 R)
• M8: 7,703,393 km (0.116 R)
• M9: 8,480,703 km (0.101 R)
• M10: 10,601,552 km (0.052 R)
• M11: 14,287,943 km (0.115 R)
• M12: 15,328,396 km (0.061 R)
• M13: 17,853,907 km (0.059 R)
• M14: 20,241,190 km (0.063 R)
• M15: 21,553,313 km (0.08 R)
• M16: 22,660,487 km (0.072 R)
• M17: 25,360,280 km (0.099 R)
• M18: 27,570,439 km (0.116 R)
• M19: 28,469,223 km (0.111 R)
• M20: 29,697,870 km (0.077 R)
• M21: 42,922,920 km (0.092 R)
• M22: 43,860,151 km (0.073 R)
• M23: 47,602,940 km (0.119 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: 486 - 16,718 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit