🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.6 AU - 0.62 AU

Year: 168 Days

Day: 44 Hours

Environment

Temp: 180 °C

Axial Tilt: 38.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.91 AU - 1.05 AU

Year: 343 Days

Day: 14.3 Hours

Environment

Temp: 89 °C

Axial Tilt: 45.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.9 AU - 1.44 AU

Year: 447 Days

Day: 18.9 Hours

Environment

Temp: 12 °C

Axial Tilt: 37.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.28 AU - 1.6 AU

Year: 610 Days

Day: 15.1 Hours

Environment

Temp: 11 °C

Axial Tilt: 68.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 4.11 AU - 5.33 AU

Year: 3621 Days

Day: 47.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 49.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.3

Radius: 8.3

Gravity: 7.29 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 4.93 AU - 6.49 AU

Year: 4818 Days

Day: 5.5 Hours

Environment

Temp: -132 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 99,211,421 km

• M1: 103,372 km (0.084 R)
• M2: 839,244 km (0.079 R)
• M3: 1,171,052 km (0.093 R)
• M4: 1,509,742 km (0.103 R)
• M5: 1,784,104 km (0.113 R)
• M6: 2,372,622 km (0.068 R)
• M7: 2,975,053 km (0.076 R)
• M8: 4,775,014 km (0.064 R)
• M9: 6,409,521 km (0.085 R)
• M10: 7,336,579 km (0.077 R)
• M11: 8,947,897 km (0.101 R)
• M12: 9,218,221 km (0.109 R)
• M13: 13,701,968 km (0.101 R)
• M14: 14,853,573 km (0.076 R)
• M15: 15,898,963 km (0.066 R)
• M16: 18,631,667 km (0.108 R)
• M17: 19,200,887 km (0.111 R)
• M18: 23,150,121 km (0.099 R)
• M19: 24,402,853 km (0.109 R)
• M20: 25,778,107 km (0.068 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 627.6

Radius: 6.1

Gravity: 16.87 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 17.48 AU - 22.12 AU

Year: 31110 Days

Day: 18.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 99,211,421 km

• M1: 75,846 km (0.094 R)
• M2: 309,069 km (0.073 R)
• M3: 580,290 km (0.111 R)
• M4: 980,913 km (0.1 R)
• M5: 1,362,388 km (0.102 R)
• M6: 3,263,777 km (0.041 R)
• M7: 5,601,991 km (0.085 R)
• M8: 6,908,430 km (0.112 R)
• M9: 8,123,912 km (0.058 R)
• M10: 9,979,225 km (0.086 R)
• M11: 11,177,055 km (0.116 R)
• M12: 15,086,945 km (0.106 R)
• M13: 18,824,349 km (0.044 R)
• M14: 51,790,932 km (0.056 R)
• M15: 52,371,223 km (0.082 R)
• M16: 59,465,752 km (0.103 R)
• M17: 70,435,614 km (0.12 R)
• M18: 71,147,850 km (0.07 R)
• M19: 76,019,804 km (0.087 R)
• M20: 84,003,094 km (0.061 R)
• M21: 96,266,978 km (0.102 R)

Kuiper Belt

Range: 31.1 - 49.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 417 - 11,816 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit