🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.56 AU - 0.58 AU

Year: 158 Days

Day: 23 Hours

Environment

Temp: 217 °C

Axial Tilt: 6.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.9 AU - 1.06 AU

Year: 356 Days

Day: 36.9 Hours

Environment

Temp: 45 °C

Axial Tilt: 33.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.89 AU - 1.09 AU

Year: 362 Days

Day: 38.6 Hours

Environment

Temp: 30 °C

Axial Tilt: 6.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.99 AU - 1.19 AU

Year: 418 Days

Day: 33.4 Hours

Environment

Temp: 13 °C

Axial Tilt: 43 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.03 AU - 1.19 AU

Year: 429 Days

Day: 47 Hours

Environment

Temp: 26 °C

Axial Tilt: 24.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.87 AU - 2.31 AU

Year: 1109 Days

Day: 43.2 Hours

Environment

Temp: -71 °C

Axial Tilt: 7.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,054,770 km

• M1: 35,754 km (0.114 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.3 AU - 2.56 AU

Year: 1391 Days

Day: 44.8 Hours

Environment

Temp: -77 °C

Axial Tilt: 41.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,054,770 km

• M1: 862,282 km (0.075 R)

Planet 8 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.78 AU - 4.04 AU

Year: 2312 Days

Day: 25.3 Hours

Environment

Temp: -110 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,054,770 km

• M1: 109,655 km (0.044 R)

Asteroid Belt

Center: 4.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.3

Radius: 8

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 5.09 AU - 5.13 AU

Year: 4240 Days

Day: 14.9 Hours

Environment

Temp: -137 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 33,054,770 km

• M1: 99,483 km (0.065 R)
• M2: 549,623 km (0.063 R)
• M3: 1,197,531 km (0.11 R)
• M4: 1,454,989 km (0.095 R)
• M5: 1,972,448 km (0.094 R)
• M6: 2,622,002 km (0.071 R)
• M7: 3,853,791 km (0.118 R)
• M8: 4,381,722 km (0.108 R)
• M9: 5,026,339 km (0.083 R)
• M10: 5,506,698 km (0.045 R)
• M11: 7,802,427 km (0.065 R)
• M12: 9,160,775 km (0.115 R)
• M13: 10,025,601 km (0.091 R)
• M14: 11,141,750 km (0.079 R)
• M15: 11,504,375 km (0.069 R)
• M16: 13,482,508 km (0.087 R)
• M17: 15,527,212 km (0.079 R)
• M18: 16,132,784 km (0.12 R)

Planet 10 - Gas Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850

Radius: 15

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 4.55 AU - 7.07 AU

Year: 5141 Days

Day: 9.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 33,054,770 km

• M1: 186,698 km (0.049 R)
• M2: 757,564 km (0.107 R)
• M3: 1,644,679 km (0.054 R)
• M4: 2,212,253 km (0.076 R)
• M5: 3,044,017 km (0.111 R)
• M6: 4,319,788 km (0.081 R)
• M7: 5,507,146 km (0.1 R)
• M8: 6,666,081 km (0.113 R)
• M9: 7,429,030 km (0.077 R)
• M10: 8,642,269 km (0.119 R)
• M11: 9,296,610 km (0.055 R)
• M12: 10,566,995 km (0.08 R)
• M13: 11,605,952 km (0.107 R)
• M14: 13,184,210 km (0.066 R)
• M15: 13,668,159 km (0.084 R)
• M16: 14,388,323 km (0.092 R)
• M17: 18,508,697 km (0.083 R)
• M18: 19,877,219 km (0.114 R)
• M19: 26,624,382 km (0.052 R)
• M20: 28,904,253 km (0.065 R)
• M21: 29,814,856 km (0.104 R)
• M22: 30,557,160 km (0.107 R)
• M23: 31,216,588 km (0.114 R)
• M24: 32,272,300 km (0.117 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: 475 - 11,044 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit