🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.58 AU - 0.82 AU

Year: 223 Days

Day: 43.8 Hours

Environment

Temp: 95 °C

Axial Tilt: 34.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.3 AU - 2.9 AU

Year: 1596 Days

Day: 42.3 Hours

Environment

Temp: -103 °C

Axial Tilt: 1.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.51 AU - 2.95 AU

Year: 1718 Days

Day: 22.7 Hours

Environment

Temp: -116 °C

Axial Tilt: 14.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 29,184,402 km

• M1: 172,486 km (0.099 R)
• M2: 333,005 km (0.115 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 3.36 AU - 4.88 AU

Year: 3185 Days

Day: 37.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.8

Radius: 10.4

Gravity: 7.62 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 4.17 AU - 5.25 AU

Year: 3892 Days

Day: 11.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 29,184,402 km

• M1: 129,402 km (0.116 R)
• M2: 531,970 km (0.116 R)
• M3: 904,319 km (0.099 R)
• M4: 1,239,867 km (0.1 R)
• M5: 1,783,506 km (0.045 R)
• M6: 2,161,839 km (0.073 R)
• M7: 2,761,876 km (0.116 R)
• M8: 3,550,705 km (0.07 R)
• M9: 4,020,592 km (0.092 R)
• M10: 4,777,857 km (0.068 R)
• M11: 6,148,173 km (0.084 R)
• M12: 6,668,923 km (0.061 R)
• M13: 7,488,271 km (0.115 R)
• M14: 8,447,044 km (0.066 R)
• M15: 8,898,530 km (0.106 R)
• M16: 9,445,610 km (0.075 R)
• M17: 11,267,412 km (0.087 R)
• M18: 12,767,281 km (0.051 R)
• M19: 14,986,715 km (0.12 R)
• M20: 15,761,781 km (0.064 R)
• M21: 23,390,525 km (0.118 R)
• M22: 26,133,402 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.4

Radius: 14

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 5.36 AU - 5.82 AU

Year: 5033 Days

Day: 9.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 29,184,402 km

• M1: 174,282 km (0.101 R)
• M2: 655,089 km (0.063 R)
• M3: 1,115,851 km (0.111 R)
• M4: 1,596,359 km (0.11 R)
• M5: 2,115,613 km (0.111 R)
• M6: 2,979,541 km (0.041 R)
• M7: 3,566,264 km (0.106 R)
• M8: 4,136,680 km (0.099 R)
• M9: 4,793,116 km (0.102 R)
• M10: 5,718,079 km (0.102 R)
• M11: 7,427,983 km (0.089 R)
• M12: 9,912,953 km (0.115 R)
• M13: 10,733,647 km (0.114 R)
• M14: 11,275,042 km (0.037 R)
• M15: 12,218,107 km (0.082 R)
• M16: 14,047,240 km (0.029 R)
• M17: 17,615,448 km (0.04 R)
• M18: 19,943,790 km (0.084 R)
• M19: 21,393,243 km (0.07 R)
• M20: 22,837,761 km (0.083 R)
• M21: 29,010,617 km (0.082 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: 173 - 14,761 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit