🌌 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: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.49 AU - 0.77 AU

Year: 182 Days

Day: 18.4 Hours

Environment

Temp: 144 °C

Axial Tilt: 15.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 30,194,304 km

• M1: 55,800 km (0.108 R)
• M2: 148,551 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.73 AU - 2.09 AU

Year: 959 Days

Day: 42.1 Hours

Environment

Temp: -60 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,194,304 km

• M1: 39,943 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.04 AU - 2.54 AU

Year: 1259 Days

Day: 37.1 Hours

Environment

Temp: -76 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 30,194,304 km

• M1: 11,818 km (0.117 R)
• M2: 632,649 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.39 AU - 4.77 AU

Year: 2995 Days

Day: 30.7 Hours

Environment

Temp: -125 °C

Axial Tilt: 143 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,194,304 km

• M1: 951,442 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.8

Radius: 13.4

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 5.56 AU - 6.28 AU

Year: 5235 Days

Day: 11.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 30,194,304 km

• M1: 166,652 km (0.079 R)
• M2: 811,718 km (0.078 R)
• M3: 1,788,443 km (0.1 R)
• M4: 2,407,329 km (0.09 R)
• M5: 3,146,941 km (0.092 R)
• M6: 3,786,621 km (0.112 R)
• M7: 4,244,241 km (0.076 R)
• M8: 4,868,663 km (0.112 R)
• M9: 5,327,779 km (0.093 R)
• M10: 6,302,409 km (0.096 R)
• M11: 8,760,302 km (0.113 R)
• M12: 9,566,634 km (0.107 R)
• M13: 11,005,018 km (0.092 R)
• M14: 13,192,587 km (0.092 R)
• M15: 15,084,252 km (0.102 R)
• M16: 15,598,570 km (0.052 R)
• M17: 17,336,000 km (0.075 R)
• M18: 19,466,423 km (0.048 R)
• M19: 20,490,420 km (0.108 R)
• M20: 22,720,177 km (0.104 R)
• M21: 23,548,799 km (0.085 R)
• M22: 24,319,677 km (0.062 R)
• M23: 25,027,574 km (0.051 R)
• M24: 26,982,968 km (0.119 R)
• M25: 28,169,728 km (0.098 R)
• M26: 28,688,832 km (0.053 R)
• M27: 29,390,895 km (0.11 R)

Kuiper Belt

Range: 30.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 278 - 12,545 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit