🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.61 AU - 0.65 AU

Year: 181 Days

Day: 35.9 Hours

Environment

Temp: 165 °C

Axial Tilt: 6.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.55 AU - 0.75 AU

Year: 190 Days

Day: 20.7 Hours

Environment

Temp: 163 °C

Axial Tilt: 22.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.63 AU - 0.91 AU

Year: 244 Days

Day: 29.3 Hours

Environment

Temp: 187 °C

Axial Tilt: 31.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 21,828,439 km

• M1: 137,032 km (0.066 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.86 AU - 1.38 AU

Year: 429 Days

Day: 47.6 Hours

Environment

Temp: 32 °C

Axial Tilt: 49.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.29 AU - 1.91 AU

Year: 732 Days

Day: 36.9 Hours

Environment

Temp: -43 °C

Axial Tilt: 1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.52 AU - 2.44 AU

Year: 1008 Days

Day: 17.7 Hours

Environment

Temp: -72 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 21,828,439 km

• M1: 31,715 km (0.103 R)
• M2: 470,186 km (0.036 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.37 AU - 5.31 AU

Year: 3270 Days

Day: 31.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 588.4

Radius: 12.5

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 7.03 AU - 7.21 AU

Year: 6871 Days

Day: 8.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 21,828,439 km

• M1: 178,769 km (0.117 R)
• M2: 596,596 km (0.11 R)
• M3: 990,488 km (0.101 R)
• M4: 1,656,946 km (0.106 R)
• M5: 2,093,772 km (0.046 R)
• M6: 2,828,896 km (0.055 R)
• M7: 3,822,824 km (0.055 R)
• M8: 5,237,721 km (0.042 R)
• M9: 8,987,990 km (0.057 R)
• M10: 13,449,896 km (0.114 R)
• M11: 17,242,651 km (0.078 R)
• M12: 19,066,997 km (0.107 R)
• M13: 21,619,435 km (0.087 R)
• M14: 22,701,477 km (0.077 R)
• M15: 29,214,370 km (0.107 R)
• M16: 34,015,713 km (0.104 R)
• M17: 35,267,249 km (0.11 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.4

Radius: 11.4

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 8.16 AU - 9.62 AU

Year: 9586 Days

Day: 9 Hours

Environment

Temp: -162 °C

Axial Tilt: 43.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 21,828,439 km

• M1: 141,819 km (0.05 R)
• M2: 638,484 km (0.108 R)
• M3: 1,389,016 km (0.04 R)
• M4: 2,052,782 km (0.111 R)
• M5: 3,652,432 km (0.065 R)
• M6: 4,849,514 km (0.071 R)
• M7: 8,102,071 km (0.114 R)
• M8: 8,647,804 km (0.054 R)
• M9: 10,997,388 km (0.116 R)
• M10: 18,735,338 km (0.084 R)
• M11: 19,509,208 km (0.057 R)

Kuiper Belt

Range: 30.3 - 56.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 204 - 15,411 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit