🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.47 AU - 0.61 AU

Year: 146 Days

Day: 18.4 Hours

Environment

Temp: 217 °C

Axial Tilt: 22.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.75 AU - 0.99 AU

Year: 298 Days

Day: 29.3 Hours

Environment

Temp: 93 °C

Axial Tilt: 37.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 78,420,954 km

• M1: 23,936 km (0.089 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.9 AU - 1.5 AU

Year: 483 Days

Day: 28.8 Hours

Environment

Temp: -8 °C

Axial Tilt: 23.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 78,420,954 km

• M1: 385,364 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.08 AU - 2.12 AU

Year: 1117 Days

Day: 16.9 Hours

Environment

Temp: -76 °C

Axial Tilt: 44.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,420,954 km

• M1: 858,243 km (0.097 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.62 AU - 4.3 AU

Year: 2363 Days

Day: 24.3 Hours

Environment

Temp: -113 °C

Axial Tilt: 90 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 108.9

Radius: 9

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.86 AU - 6.22 AU

Year: 4154 Days

Day: 10.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 78,420,954 km

• M1: 112,498 km (0.05 R)
• M2: 775,515 km (0.091 R)
• M3: 2,003,415 km (0.061 R)
• M4: 2,408,376 km (0.112 R)
• M5: 3,288,161 km (0.081 R)
• M6: 3,907,347 km (0.1 R)
• M7: 4,989,687 km (0.119 R)
• M8: 5,600,495 km (0.086 R)
• M9: 5,995,135 km (0.067 R)
• M10: 6,583,802 km (0.079 R)
• M11: 7,210,617 km (0.082 R)
• M12: 8,224,592 km (0.064 R)
• M13: 9,687,958 km (0.059 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 384.9

Radius: 5.3

Gravity: 13.7 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 15.65 AU - 20.25 AU

Year: 27917 Days

Day: 16.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 47.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 78,420,954 km

• M1: 65,973 km (0.085 R)
• M2: 493,075 km (0.117 R)
• M3: 1,006,943 km (0.1 R)
• M4: 1,246,599 km (0.035 R)
• M5: 3,691,327 km (0.114 R)
• M6: 4,642,770 km (0.083 R)
• M7: 6,604,896 km (0.032 R)
• M8: 7,205,980 km (0.111 R)
• M9: 10,706,271 km (0.075 R)
• M10: 15,433,115 km (0.109 R)
• M11: 15,914,221 km (0.112 R)
• M12: 23,212,653 km (0.11 R)
• M13: 27,288,746 km (0.1 R)
• M14: 40,636,766 km (0.112 R)
• M15: 43,268,342 km (0.114 R)
• M16: 45,682,851 km (0.08 R)
• M17: 54,194,073 km (0.061 R)
• M18: 59,894,051 km (0.11 R)
• M19: 60,881,247 km (0.096 R)
• M20: 64,731,896 km (0.105 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 187 - 13,902 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit