🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.47 AU - 0.71 AU

Year: 164 Days

Day: 18 Hours

Environment

Temp: 199 °C

Axial Tilt: 6.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.6 AU - 0.72 AU

Year: 194 Days

Day: 46.1 Hours

Environment

Temp: 178 °C

Axial Tilt: 36.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 25,895,607 km

• M1: 173,982 km (0.071 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.32 AU - 1.68 AU

Year: 664 Days

Day: 25.1 Hours

Environment

Temp: -42 °C

Axial Tilt: 11.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,895,607 km

• M1: 209,736 km (0.062 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 3.35 AU - 3.69 AU

Year: 2388 Days

Day: 15.1 Hours

Environment

Temp: -107 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 25,895,607 km

• M1: 48,769 km (0.116 R)
• M2: 458,817 km (0.084 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 3.95 AU - 4.01 AU

Year: 2872 Days

Day: 30.5 Hours

Environment

Temp: -122 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.4

Radius: 12.5

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 7.94 AU - 10.44 AU

Year: 10075 Days

Day: 10.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 25,895,607 km

• M1: 155,432 km (0.08 R)
• M2: 548,127 km (0.059 R)
• M3: 991,086 km (0.048 R)
• M4: 1,469,799 km (0.03 R)
• M5: 2,187,719 km (0.079 R)
• M6: 3,202,292 km (0.087 R)
• M7: 4,053,055 km (0.113 R)
• M8: 5,495,927 km (0.074 R)
• M9: 6,934,759 km (0.047 R)
• M10: 7,455,210 km (0.066 R)
• M11: 10,045,796 km (0.077 R)
• M12: 13,137,685 km (0.035 R)
• M13: 16,413,729 km (0.052 R)
• M14: 21,466,696 km (0.061 R)
• M15: 22,224,409 km (0.071 R)
• M16: 25,282,788 km (0.119 R)

Kuiper Belt

Range: 30.3 - 50.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 14,534 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit