🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.7 AU - 0.7 AU

Year: 261 Days

Day: 37.3 Hours

Environment

Temp: -25 °C

Axial Tilt: 75.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.79 AU - 0.83 AU

Year: 325 Days

Day: 23 Hours

Environment

Temp: -45 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 15,587,931 km

• M1: 482,154 km (0.071 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.81 AU - 0.91 AU

Year: 356 Days

Day: 20 Hours

Environment

Temp: -59 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 15,587,931 km

• M1: 88,113 km (0.08 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.18 AU - 1.28 AU

Year: 609 Days

Day: 25.9 Hours

Environment

Temp: -91 °C

Axial Tilt: 42.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 15,587,931 km

• M1: 59,989 km (0.096 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.29 AU - 1.63 AU

Year: 787 Days

Day: 26.5 Hours

Environment

Temp: -105 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 15,587,931 km

• M1: 422,764 km (0.057 R)
• M2: 775,366 km (0.112 R)

Asteroid Belt

Center: 3.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110.4

Radius: 14.3

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 4.32 AU - 5.18 AU

Year: 4619 Days

Day: 9.9 Hours

Environment

Temp: -170 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 15,587,931 km

• M1: 195,674 km (0.102 R)
• M2: 310,416 km (0.112 R)
• M3: 404,363 km (0.055 R)
• M4: 694,733 km (0.073 R)
• M5: 786,735 km (0.09 R)
• M6: 976,425 km (0.09 R)
• M7: 1,127,370 km (0.051 R)
• M8: 1,413,999 km (0.117 R)
• M9: 1,967,062 km (0.084 R)
• M10: 2,058,018 km (0.096 R)
• M11: 2,185,625 km (0.115 R)
• M12: 2,634,419 km (0.081 R)
• M13: 2,824,707 km (0.118 R)
• M14: 3,152,476 km (0.113 R)
• M15: 3,478,749 km (0.106 R)
• M16: 3,744,883 km (0.103 R)
• M17: 3,859,027 km (0.1 R)
• M18: 3,960,005 km (0.113 R)
• M19: 4,267,878 km (0.045 R)
• M20: 5,111,610 km (0.116 R)
• M21: 5,724,512 km (0.1 R)
• M22: 6,123,789 km (0.068 R)
• M23: 6,395,010 km (0.102 R)
• M24: 6,618,359 km (0.12 R)
• M25: 6,739,683 km (0.106 R)
• M26: 7,447,431 km (0.078 R)
• M27: 8,403,062 km (0.103 R)
• M28: 8,628,955 km (0.061 R)
• M29: 9,927,913 km (0.08 R)
• M30: 10,127,028 km (0.086 R)
• M31: 10,590,033 km (0.101 R)
• M32: 10,834,327 km (0.063 R)
• M33: 11,121,854 km (0.117 R)
• M34: 12,211,525 km (0.103 R)
• M35: 12,382,216 km (0.073 R)
• M36: 12,964,151 km (0.092 R)
• M37: 14,244,410 km (0.084 R)
• M38: 14,695,298 km (0.09 R)
• M39: 15,334,380 km (0.067 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 522 - 11,792 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit