🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.68 AU - 0.9 AU

Year: 263 Days

Day: 22.9 Hours

Environment

Temp: 89 °C

Axial Tilt: 19.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.63 AU - 2.35 AU

Year: 1052 Days

Day: 47.3 Hours

Environment

Temp: -77 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,353,968 km

• M1: 1,418,038 km (0.117 R)

Asteroid Belt

Center: 9.3 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 16.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 581.2

Radius: 3.9

Gravity: 38.21 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 12.52 AU - 20.68 AU

Year: 25345 Days

Day: 19.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 71.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 84,353,968 km

• M1: 48,619 km (0.115 R)
• M2: 251,324 km (0.095 R)
• M3: 508,184 km (0.085 R)
• M4: 712,834 km (0.112 R)
• M5: 1,413,700 km (0.085 R)
• M6: 1,564,644 km (0.117 R)
• M7: 1,763,759 km (0.051 R)
• M8: 2,083,450 km (0.051 R)
• M9: 5,283,797 km (0.102 R)
• M10: 6,074,122 km (0.114 R)
• M11: 9,430,351 km (0.076 R)
• M12: 10,460,781 km (0.05 R)
• M13: 11,165,985 km (0.071 R)
• M14: 12,599,581 km (0.113 R)
• M15: 13,471,587 km (0.082 R)
• M16: 13,922,326 km (0.095 R)
• M17: 14,228,403 km (0.075 R)
• M18: 18,349,675 km (0.111 R)
• M19: 22,045,191 km (0.077 R)
• M20: 24,617,975 km (0.108 R)
• M21: 25,178,070 km (0.083 R)
• M22: 25,976,324 km (0.103 R)
• M23: 27,503,419 km (0.089 R)
• M24: 28,472,364 km (0.116 R)
• M25: 30,606,528 km (0.114 R)
• M26: 33,386,804 km (0.046 R)
• M27: 37,496,557 km (0.081 R)
• M28: 37,791,863 km (0.076 R)
• M29: 38,386,963 km (0.078 R)
• M30: 40,209,963 km (0.058 R)
• M31: 40,364,348 km (0.087 R)
• M32: 41,299,484 km (0.103 R)
• M33: 41,930,937 km (0.102 R)
• M34: 42,890,009 km (0.103 R)
• M35: 45,686,741 km (0.11 R)
• M36: 50,914,289 km (0.08 R)
• M37: 55,181,867 km (0.051 R)
• M38: 71,194,674 km (0.074 R)
• M39: 78,428,479 km (0.104 R)
• M40: 84,101,230 km (0.094 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 497 - 18,292 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit