🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.53 AU - 0.61 AU

Year: 166 Days

Day: 34.7 Hours

Environment

Temp: 180 °C

Axial Tilt: 21.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 3.39 AU - 3.69 AU

Year: 2564 Days

Day: 21 Hours

Environment

Temp: -134 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.08 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171

Radius: 9.4

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 6.37 AU - 6.87 AU

Year: 6558 Days

Day: 5.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 164.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 50,730,778 km

• M1: 122,371 km (0.099 R)
• M2: 1,007,691 km (0.102 R)
• M3: 1,503,159 km (0.116 R)
• M4: 1,881,343 km (0.099 R)
• M5: 2,308,594 km (0.093 R)
• M6: 2,899,207 km (0.069 R)
• M7: 3,194,663 km (0.12 R)
• M8: 3,626,552 km (0.099 R)
• M9: 4,161,364 km (0.049 R)
• M10: 4,470,732 km (0.113 R)
• M11: 4,963,508 km (0.109 R)
• M12: 6,812,089 km (0.035 R)
• M13: 7,369,790 km (0.104 R)
• M14: 11,122,302 km (0.12 R)
• M15: 11,504,675 km (0.12 R)
• M16: 12,567,418 km (0.108 R)
• M17: 12,935,877 km (0.111 R)
• M18: 13,454,234 km (0.056 R)
• M19: 16,094,337 km (0.102 R)
• M20: 18,346,982 km (0.065 R)
• M21: 22,107,873 km (0.065 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 129.1

Radius: 4.3

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 13.68 AU - 18.7 AU

Year: 25081 Days

Day: 18.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 50,730,778 km

• M1: 53,706 km (0.099 R)
• M2: 711,188 km (0.08 R)
• M3: 864,526 km (0.067 R)
• M4: 1,007,242 km (0.114 R)
• M5: 1,577,809 km (0.096 R)
• M6: 3,082,763 km (0.116 R)
• M7: 3,395,124 km (0.119 R)
• M8: 3,649,440 km (0.114 R)
• M9: 4,054,701 km (0.067 R)
• M10: 4,519,202 km (0.073 R)
• M11: 5,314,913 km (0.119 R)
• M12: 6,199,934 km (0.095 R)
• M13: 7,220,341 km (0.092 R)
• M14: 8,302,233 km (0.088 R)
• M15: 15,569,997 km (0.105 R)
• M16: 20,505,979 km (0.032 R)
• M17: 20,756,106 km (0.068 R)
• M18: 30,090,116 km (0.04 R)
• M19: 31,395,806 km (0.072 R)
• M20: 31,839,364 km (0.066 R)
• M21: 35,779,472 km (0.086 R)
• M22: 37,492,069 km (0.032 R)
• M23: 37,865,914 km (0.088 R)
• M24: 42,956,430 km (0.11 R)
• M25: 45,452,321 km (0.065 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 254 - 17,980 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit