🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.88 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.31 AU - 2.19 AU

Year: 846 Days

Day: 47.1 Hours

Environment

Temp: -44 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.77 AU - 1.97 AU

Year: 934 Days

Day: 19.5 Hours

Environment

Temp: -68 °C

Axial Tilt: 94.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,669,511 km

• M1: 66,272 km (0.092 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.02 AU - 4.42 AU

Year: 2621 Days

Day: 21.3 Hours

Environment

Temp: -128 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 48,669,511 km

• M1: 93,499 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 12.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 587.9

Radius: 10

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 12.15 AU - 12.33 AU

Year: 15641 Days

Day: 10.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 48,669,511 km

• M1: 127,158 km (0.069 R)
• M2: 683,513 km (0.073 R)
• M3: 3,226,976 km (0.073 R)
• M4: 3,647,196 km (0.112 R)
• M5: 7,069,247 km (0.111 R)
• M6: 11,055,283 km (0.103 R)
• M7: 14,864,493 km (0.086 R)
• M8: 15,587,051 km (0.037 R)
• M9: 20,159,360 km (0.099 R)
• M10: 22,702,524 km (0.029 R)
• M11: 23,370,329 km (0.054 R)
• M12: 35,148,319 km (0.074 R)
• M13: 36,559,476 km (0.077 R)
• M14: 42,295,357 km (0.077 R)
• M15: 44,778,233 km (0.033 R)
• M16: 48,133,564 km (0.106 R)
• M17: 54,487,135 km (0.119 R)
• M18: 55,511,731 km (0.11 R)
• M19: 61,378,062 km (0.043 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 164.8

Radius: 4.4

Gravity: 8.51 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 14.65 AU - 15.01 AU

Year: 20859 Days

Day: 24.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 48,669,511 km

• M1: 54,753 km (0.042 R)
• M2: 193,879 km (0.089 R)
• M3: 537,804 km (0.081 R)
• M4: 693,685 km (0.117 R)
• M5: 1,574,218 km (0.079 R)
• M6: 2,399,400 km (0.113 R)
• M7: 5,330,920 km (0.045 R)
• M8: 5,739,322 km (0.116 R)
• M9: 7,129,685 km (0.056 R)
• M10: 7,540,929 km (0.101 R)
• M11: 7,967,882 km (0.109 R)
• M12: 15,680,400 km (0.117 R)
• M13: 15,886,695 km (0.063 R)
• M14: 18,351,769 km (0.105 R)
• M15: 19,044,557 km (0.072 R)
• M16: 20,728,580 km (0.101 R)
• M17: 30,976,483 km (0.073 R)
• M18: 33,297,344 km (0.081 R)
• M19: 34,674,393 km (0.112 R)
• M20: 45,950,781 km (0.114 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 276 - 18,846 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit