🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.49 AU - 0.55 AU

Year: 138 Days

Day: 12.7 Hours

Environment

Temp: 194 °C

Axial Tilt: 41.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.72 AU - 1.14 AU

Year: 329 Days

Day: 42.5 Hours

Environment

Temp: 146 °C

Axial Tilt: 17 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.06 AU - 1.4 AU

Year: 501 Days

Day: 45.9 Hours

Environment

Temp: 7 °C

Axial Tilt: 134.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 57,936,290 km

• M1: 81,531 km (0.116 R)
• M2: 375,939 km (0.045 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 2.34 AU - 2.6 AU

Year: 1425 Days

Day: 17.7 Hours

Environment

Temp: -96 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.4

Radius: 10.2

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 9.56 AU - 12.29 AU

Year: 13247 Days

Day: 5.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 57,936,290 km

• M1: 135,984 km (0.119 R)
• M2: 1,069,026 km (0.115 R)
• M3: 1,540,559 km (0.093 R)
• M4: 1,869,824 km (0.08 R)
• M5: 7,821,575 km (0.108 R)
• M6: 9,925,520 km (0.117 R)
• M7: 11,955,413 km (0.116 R)
• M8: 12,274,206 km (0.06 R)
• M9: 13,895,548 km (0.119 R)
• M10: 16,424,949 km (0.105 R)
• M11: 21,505,592 km (0.119 R)
• M12: 21,898,585 km (0.091 R)
• M13: 30,504,801 km (0.099 R)
• M14: 33,881,075 km (0.076 R)
• M15: 35,059,607 km (0.046 R)

Planet 6 - Gas Giant

Semi-Major Axis: 12.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489.5

Radius: 14.2

Gravity: 2.43 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 10.59 AU - 13.89 AU

Year: 15720 Days

Day: 9.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,936,290 km

• M1: 176,825 km (0.045 R)
• M2: 800,049 km (0.111 R)
• M3: 2,051,585 km (0.118 R)
• M4: 3,550,406 km (0.059 R)
• M5: 8,345,018 km (0.045 R)
• M6: 9,891,561 km (0.118 R)
• M7: 10,429,216 km (0.05 R)
• M8: 11,504,525 km (0.098 R)
• M9: 13,351,460 km (0.118 R)
• M10: 15,603,656 km (0.094 R)
• M11: 16,556,894 km (0.1 R)
• M12: 24,252,657 km (0.049 R)
• M13: 27,904,042 km (0.067 R)
• M14: 30,758,968 km (0.083 R)
• M15: 33,202,799 km (0.118 R)
• M16: 34,410,951 km (0.04 R)
• M17: 35,899,300 km (0.098 R)
• M18: 50,801,043 km (0.098 R)
• M19: 57,763,179 km (0.062 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 294 - 12,799 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit