🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.64 AU - 0.86 AU

Year: 185 Days

Day: 23.8 Hours

Environment

Temp: 327 °C

Axial Tilt: 5.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 67,075,777 km

• M1: 48,470 km (0.076 R)
• M2: 400,324 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.56 AU - 2 AU

Year: 675 Days

Day: 27.4 Hours

Environment

Temp: 137 °C

Axial Tilt: 20.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.73 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.16 AU - 3.3 AU

Year: 1283 Days

Day: 16.6 Hours

Environment

Temp: 7 °C

Axial Tilt: 26 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 3.1 AU - 4.1 AU

Year: 1942 Days

Day: 20.7 Hours

Environment

Temp: -37 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,075,777 km

• M1: 77,492 km (0.107 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 4.86 AU - 6.68 AU

Year: 3941 Days

Day: 28.4 Hours

Environment

Temp: -90 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 15.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33.1

Radius: 9

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 12.05 AU - 18.03 AU

Year: 16585 Days

Day: 6.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 67,075,777 km

• M1: 111,899 km (0.119 R)
• M2: 640,728 km (0.117 R)
• M3: 1,567,486 km (0.119 R)
• M4: 1,954,945 km (0.08 R)
• M5: 2,360,505 km (0.079 R)
• M6: 2,705,178 km (0.095 R)
• M7: 3,011,854 km (0.026 R)
• M8: 4,765,291 km (0.104 R)
• M9: 5,775,974 km (0.115 R)
• M10: 7,768,318 km (0.09 R)
• M11: 11,578,726 km (0.084 R)
• M12: 13,148,606 km (0.067 R)
• M13: 14,595,965 km (0.087 R)
• M14: 16,091,345 km (0.089 R)
• M15: 24,026,316 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 17.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.7

Radius: 8.5

Gravity: 6.1 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 16.41 AU - 18.39 AU

Year: 20638 Days

Day: 10.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 67,075,777 km

• M1: 105,766 km (0.055 R)
• M2: 464,651 km (0.109 R)
• M3: 1,366,128 km (0.12 R)
• M4: 2,024,508 km (0.09 R)
• M5: 2,320,861 km (0.082 R)
• M6: 2,879,759 km (0.107 R)
• M7: 3,780,488 km (0.086 R)
• M8: 8,426,848 km (0.115 R)
• M9: 12,442,952 km (0.116 R)
• M10: 16,143,854 km (0.116 R)
• M11: 17,253,272 km (0.075 R)
• M12: 28,699,155 km (0.105 R)
• M13: 29,388,053 km (0.105 R)
• M14: 37,573,899 km (0.072 R)
• M15: 41,524,629 km (0.076 R)
• M16: 49,416,665 km (0.113 R)
• M17: 55,907,716 km (0.108 R)
• M18: 63,524,043 km (0.12 R)

Kuiper Belt

Range: 38.6 - 54.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 532 - 17,372 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit