🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.55 AU - 0.73 AU

Year: 192 Days

Day: 29.8 Hours

Environment

Temp: 171 °C

Axial Tilt: 2.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.21 AU - 2.27 AU

Year: 1256 Days

Day: 41.2 Hours

Environment

Temp: -85 °C

Axial Tilt: 9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 49,013,538 km

• M1: 35,305 km (0.077 R)
• M2: 1,084,734 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.8

Radius: 13.1

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 5.08 AU - 6.78 AU

Year: 5411 Days

Day: 8 Hours

Environment

Temp: -164 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,013,538 km

• M1: 163,361 km (0.043 R)
• M2: 600,336 km (0.081 R)
• M3: 1,118,842 km (0.059 R)
• M4: 1,926,521 km (0.086 R)
• M5: 2,920,599 km (0.047 R)
• M6: 3,702,547 km (0.078 R)
• M7: 4,253,815 km (0.09 R)
• M8: 4,690,940 km (0.12 R)
• M9: 6,244,664 km (0.084 R)
• M10: 6,719,787 km (0.105 R)
• M11: 7,219,144 km (0.094 R)
• M12: 8,613,097 km (0.069 R)
• M13: 9,203,411 km (0.101 R)
• M14: 11,223,580 km (0.067 R)
• M15: 16,014,003 km (0.081 R)
• M16: 18,071,722 km (0.084 R)
• M17: 19,663,593 km (0.064 R)
• M18: 21,547,479 km (0.099 R)
• M19: 24,049,952 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.7

Radius: 10

Gravity: 7.63 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 6.72 AU - 10.9 AU

Year: 9799 Days

Day: 12.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 49,013,538 km

• M1: 124,615 km (0.07 R)
• M2: 444,006 km (0.111 R)
• M3: 1,065,436 km (0.091 R)
• M4: 1,566,738 km (0.03 R)
• M5: 1,913,357 km (0.118 R)
• M6: 2,443,532 km (0.108 R)
• M7: 3,137,367 km (0.093 R)
• M8: 3,618,623 km (0.084 R)
• M9: 3,984,390 km (0.066 R)
• M10: 4,945,406 km (0.057 R)
• M11: 6,018,173 km (0.111 R)
• M12: 6,458,140 km (0.112 R)
• M13: 8,482,199 km (0.118 R)
• M14: 8,802,339 km (0.111 R)
• M15: 9,130,706 km (0.096 R)
• M16: 10,422,633 km (0.075 R)
• M17: 10,843,602 km (0.095 R)
• M18: 11,663,697 km (0.114 R)
• M19: 13,000,504 km (0.098 R)
• M20: 13,612,658 km (0.055 R)
• M21: 15,026,807 km (0.035 R)
• M22: 17,770,581 km (0.039 R)
• M23: 21,926,111 km (0.105 R)
• M24: 25,818,498 km (0.066 R)
• M25: 28,281,178 km (0.116 R)
• M26: 29,517,156 km (0.106 R)
• M27: 31,438,142 km (0.116 R)
• M28: 31,986,119 km (0.094 R)
• M29: 32,540,529 km (0.043 R)
• M30: 35,291,484 km (0.116 R)
• M31: 38,692,442 km (0.092 R)
• M32: 39,195,540 km (0.118 R)
• M33: 46,138,526 km (0.082 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 241 - 15,872 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit