🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.64 AU - 0.64 AU

Year: 180 Days

Day: 19.5 Hours

Environment

Temp: 204 °C

Axial Tilt: 14.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.97 AU - 1.55 AU

Year: 497 Days

Day: 40.3 Hours

Environment

Temp: 11 °C

Axial Tilt: 23.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 2.76 AU - 2.82 AU

Year: 1638 Days

Day: 46.5 Hours

Environment

Temp: -81 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 11.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.3

Radius: 10.4

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 10.33 AU - 12.83 AU

Year: 13850 Days

Day: 11.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 68,267,191 km

• M1: 142,417 km (0.088 R)
• M2: 540,048 km (0.102 R)
• M3: 1,059,153 km (0.062 R)
• M4: 1,382,584 km (0.113 R)
• M5: 4,471,630 km (0.116 R)
• M6: 4,892,299 km (0.101 R)
• M7: 5,237,571 km (0.079 R)
• M8: 5,786,296 km (0.117 R)
• M9: 9,310,074 km (0.104 R)
• M10: 10,885,339 km (0.074 R)
• M11: 11,476,401 km (0.051 R)
• M12: 12,178,164 km (0.12 R)
• M13: 13,426,858 km (0.096 R)
• M14: 16,449,333 km (0.065 R)
• M15: 17,569,372 km (0.063 R)
• M16: 20,211,271 km (0.084 R)
• M17: 21,364,670 km (0.042 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 629.9

Radius: 7.3

Gravity: 11.82 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 13.51 AU - 13.79 AU

Year: 17725 Days

Day: 19.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 68,267,191 km

• M1: 91,255 km (0.119 R)
• M2: 320,887 km (0.095 R)
• M3: 551,119 km (0.103 R)
• M4: 787,483 km (0.114 R)
• M5: 1,168,808 km (0.114 R)
• M6: 3,433,271 km (0.098 R)
• M7: 4,388,902 km (0.078 R)
• M8: 6,770,201 km (0.112 R)
• M9: 7,214,357 km (0.089 R)
• M10: 9,732,389 km (0.1 R)
• M11: 10,530,643 km (0.101 R)
• M12: 11,127,090 km (0.07 R)
• M13: 12,584,173 km (0.053 R)
• M14: 12,984,198 km (0.1 R)
• M15: 13,669,954 km (0.114 R)
• M16: 19,869,888 km (0.094 R)
• M17: 20,872,344 km (0.088 R)
• M18: 21,812,566 km (0.052 R)
• M19: 27,271,991 km (0.052 R)
• M20: 34,476,176 km (0.086 R)
• M21: 36,188,473 km (0.094 R)
• M22: 39,924,680 km (0.066 R)
• M23: 41,225,134 km (0.073 R)
• M24: 41,664,802 km (0.114 R)
• M25: 44,368,784 km (0.108 R)
• M26: 45,451,124 km (0.08 R)
• M27: 50,456,968 km (0.087 R)
• M28: 52,146,975 km (0.068 R)
• M29: 54,575,846 km (0.102 R)
• M30: 59,285,038 km (0.11 R)
• M31: 61,166,081 km (0.063 R)
• M32: 61,737,994 km (0.083 R)
• M33: 66,442,997 km (0.059 R)

Kuiper Belt

Range: 31.2 - 50.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 13,914 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit