🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.62 AU - 0.72 AU

Year: 201 Days

Day: 28.5 Hours

Environment

Temp: 164 °C

Axial Tilt: 38 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,227,132 km

• M1: 61,186 km (0.078 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.37 AU - 1.57 AU

Year: 654 Days

Day: 35.5 Hours

Environment

Temp: -27 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 1.91 AU - 2.05 AU

Year: 1023 Days

Day: 15.2 Hours

Environment

Temp: -59 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Ice Giant

Semi-Major Axis: 17.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 452.2

Radius: 3.5

Gravity: 36.91 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 14.22 AU - 21.02 AU

Year: 27151 Days

Day: 22.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 81,227,132 km

• M1: 44,281 km (0.067 R)
• M2: 154,535 km (0.1 R)
• M3: 517,010 km (0.078 R)
• M4: 636,240 km (0.117 R)
• M5: 861,684 km (0.051 R)
• M6: 1,503,608 km (0.082 R)
• M7: 2,804,810 km (0.106 R)
• M8: 2,960,991 km (0.093 R)
• M9: 3,831,201 km (0.086 R)
• M10: 4,089,407 km (0.111 R)
• M11: 4,222,699 km (0.107 R)
• M12: 4,896,338 km (0.114 R)
• M13: 5,200,471 km (0.058 R)
• M14: 6,015,330 km (0.07 R)
• M15: 6,772,146 km (0.095 R)
• M16: 7,540,481 km (0.093 R)
• M17: 11,197,251 km (0.094 R)
• M18: 11,791,005 km (0.117 R)
• M19: 13,041,194 km (0.044 R)
• M20: 13,330,666 km (0.078 R)
• M21: 13,698,378 km (0.087 R)
• M22: 14,608,382 km (0.097 R)
• M23: 17,755,173 km (0.065 R)
• M24: 18,200,077 km (0.107 R)
• M25: 19,959,049 km (0.065 R)
• M26: 24,351,392 km (0.076 R)
• M27: 24,790,013 km (0.05 R)
• M28: 26,713,093 km (0.045 R)
• M29: 31,885,589 km (0.113 R)
• M30: 32,410,528 km (0.066 R)
• M31: 38,421,371 km (0.097 R)
• M32: 41,143,603 km (0.105 R)
• M33: 44,641,949 km (0.09 R)
• M34: 47,307,185 km (0.085 R)
• M35: 58,832,654 km (0.114 R)
• M36: 61,221,133 km (0.093 R)
• M37: 67,043,782 km (0.046 R)
• M38: 70,088,846 km (0.053 R)
• M39: 80,256,864 km (0.114 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 208 - 12,750 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit