🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.51 AU - 0.57 AU

Year: 260 Days

Day: 45.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 39,040,035 km

• M1: 43,533 km (0.12 R)
• M2: 400,324 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 403.9

Radius: 11.1

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.72 AU - 0.72 AU

Year: 401 Days

Day: 13.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 47.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 39,040,035 km

• M1: 140,173 km (0.103 R)
• M2: 498,759 km (0.04 R)
• M3: 865,573 km (0.082 R)
• M4: 1,253,630 km (0.116 R)
• M5: 1,652,159 km (0.116 R)
• M6: 2,215,844 km (0.064 R)
• M7: 2,722,382 km (0.105 R)
• M8: 3,283,823 km (0.11 R)
• M9: 4,006,231 km (0.06 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.8

Radius: 13.7

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.67 AU - 1.81 AU

Year: 1506 Days

Day: 7.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 39,040,035 km

• M1: 170,392 km (0.057 R)
• M2: 687,402 km (0.103 R)
• M3: 1,202,318 km (0.091 R)
• M4: 1,632,262 km (0.058 R)
• M5: 2,694,557 km (0.087 R)
• M6: 4,228,234 km (0.046 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.9

Radius: 8.2

Gravity: 9.81 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 4.8 AU - 5.34 AU

Year: 7489 Days

Day: 5.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,040,035 km

• M1: 103,073 km (0.102 R)
• M2: 478,264 km (0.095 R)
• M3: 1,659,639 km (0.098 R)
• M4: 2,058,317 km (0.102 R)
• M5: 2,650,575 km (0.11 R)
• M6: 3,396,320 km (0.092 R)
• M7: 5,146,616 km (0.052 R)
• M8: 8,262,739 km (0.105 R)
• M9: 8,853,501 km (0.105 R)
• M10: 9,978,028 km (0.068 R)
• M11: 12,183,999 km (0.106 R)
• M12: 13,630,161 km (0.1 R)
• M13: 14,275,227 km (0.12 R)
• M14: 16,528,919 km (0.099 R)
• M15: 19,372,924 km (0.067 R)
• M16: 19,889,187 km (0.079 R)
• M17: 26,187,406 km (0.07 R)
• M18: 38,574,709 km (0.104 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 11,261 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit