🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.4 AU - 0.66 AU

Year: 136 Days

Day: 13.7 Hours

Environment

Temp: 278 °C

Axial Tilt: 3.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.53 AU - 0.81 AU

Year: 194 Days

Day: 42.9 Hours

Environment

Temp: 196 °C

Axial Tilt: 37.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.77 AU - 1.91 AU

Year: 881 Days

Day: 26.8 Hours

Environment

Temp: -49 °C

Axial Tilt: 19.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 3.15 AU - 5.01 AU

Year: 2910 Days

Day: 20.8 Hours

Environment

Temp: -108 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 4.67 AU - 5.73 AU

Year: 4187 Days

Day: 27.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42

Radius: 11.8

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 5.44 AU - 7.18 AU

Year: 5597 Days

Day: 8.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 18,704,938 km

• M1: 146,756 km (0.104 R)
• M2: 611,107 km (0.038 R)
• M3: 1,250,040 km (0.055 R)
• M4: 1,742,516 km (0.116 R)
• M5: 2,447,720 km (0.079 R)
• M6: 2,819,770 km (0.112 R)
• M7: 3,712,720 km (0.076 R)
• M8: 5,393,901 km (0.101 R)
• M9: 6,991,008 km (0.047 R)
• M10: 7,481,539 km (0.063 R)
• M11: 8,706,297 km (0.08 R)
• M12: 9,583,838 km (0.1 R)
• M13: 10,653,014 km (0.038 R)
• M14: 11,268,908 km (0.066 R)
• M15: 11,872,237 km (0.049 R)
• M16: 12,385,208 km (0.03 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.6

Radius: 12.6

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 6.09 AU - 7.07 AU

Year: 5960 Days

Day: 9 Hours

Environment

Temp: -156 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 18,704,938 km

• M1: 156,779 km (0.114 R)
• M2: 835,504 km (0.113 R)
• M3: 1,472,791 km (0.05 R)
• M4: 1,915,451 km (0.083 R)
• M5: 3,276,493 km (0.093 R)
• M6: 4,203,251 km (0.051 R)
• M7: 5,041,897 km (0.075 R)
• M8: 7,254,300 km (0.088 R)
• M9: 8,526,031 km (0.032 R)
• M10: 13,588,423 km (0.115 R)
• M11: 14,042,154 km (0.09 R)
• M12: 14,552,881 km (0.038 R)
• M13: 15,513,449 km (0.094 R)
• M14: 15,909,285 km (0.086 R)
• M15: 18,538,467 km (0.093 R)

Kuiper Belt

Range: 31.1 - 51.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 233 - 12,431 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit