🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.6 AU - 0.96 AU

Year: 241 Days

Day: 24.7 Hours

Environment

Temp: 118 °C

Axial Tilt: 36.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 19,638,725 km

• M1: 385,215 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.11 AU - 1.81 AU

Year: 617 Days

Day: 38.8 Hours

Environment

Temp: 2 °C

Axial Tilt: 5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 3.81 AU - 6.01 AU

Year: 3806 Days

Day: 24.3 Hours

Environment

Temp: -119 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 19,638,725 km

• M1: 97,538 km (0.109 R)

Planet 4 - Terrestrial

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 4.97 AU - 5.31 AU

Year: 4077 Days

Day: 13.6 Hours

Environment

Temp: -129 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180

Radius: 12.5

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 4.8 AU - 7.16 AU

Year: 5116 Days

Day: 6.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 19,638,725 km

• M1: 227,838 km (0.053 R)
• M2: 420,520 km (0.054 R)
• M3: 876,045 km (0.026 R)
• M4: 1,231,190 km (0.111 R)
• M5: 1,911,113 km (0.077 R)
• M6: 2,084,198 km (0.081 R)
• M7: 2,179,641 km (0.052 R)
• M8: 2,360,804 km (0.054 R)
• M9: 2,489,309 km (0.107 R)
• M10: 2,576,225 km (0.055 R)
• M11: 2,965,179 km (0.104 R)
• M12: 3,453,467 km (0.025 R)
• M13: 3,682,352 km (0.085 R)
• M14: 4,629,605 km (0.057 R)
• M15: 4,955,579 km (0.044 R)
• M16: 5,477,526 km (0.047 R)
• M17: 5,900,140 km (0.1 R)
• M18: 7,002,527 km (0.098 R)
• M19: 7,147,487 km (0.073 R)
• M20: 7,482,287 km (0.108 R)
• M21: 8,167,595 km (0.1 R)
• M22: 8,364,017 km (0.092 R)
• M23: 8,828,369 km (0.051 R)
• M24: 9,575,012 km (0.08 R)
• M25: 9,805,392 km (0.107 R)
• M26: 10,130,917 km (0.081 R)
• M27: 10,365,636 km (0.087 R)
• M28: 10,578,365 km (0.047 R)
• M29: 11,152,970 km (0.1 R)
• M30: 11,249,610 km (0.118 R)
• M31: 11,517,241 km (0.083 R)
• M32: 12,182,802 km (0.045 R)
• M33: 12,407,498 km (0.112 R)
• M34: 12,886,211 km (0.116 R)
• M35: 13,577,054 km (0.055 R)
• M36: 14,861,352 km (0.119 R)
• M37: 15,021,421 km (0.114 R)
• M38: 15,802,472 km (0.084 R)
• M39: 16,348,953 km (0.102 R)
• M40: 16,514,109 km (0.11 R)
• M41: 16,873,742 km (0.08 R)
• M42: 17,292,167 km (0.088 R)
• M43: 18,538,767 km (0.068 R)

Kuiper Belt

Range: 31.4 - 50.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 419 - 13,089 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit