🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.47 AU - 0.78 AU

Year: 177 Days

Day: 16.4 Hours

Environment

Temp: 172 °C

Axial Tilt: 4.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 1.25 AU - 1.35 AU

Year: 536 Days

Day: 31 Hours

Environment

Temp: -8 °C

Axial Tilt: 10.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.06 AU - 1.66 AU

Year: 574 Days

Day: 18.2 Hours

Environment

Temp: -20 °C

Axial Tilt: 36.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 98,666,818 km

• M1: 183,856 km (0.039 R)

Asteroid Belt

Center: 2.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.58 AU - 4.24 AU

Year: 2277 Days

Day: 26 Hours

Environment

Temp: -117 °C

Axial Tilt: 2.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.8

Radius: 13.1

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 4.14 AU - 6.3 AU

Year: 4313 Days

Day: 9.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 98,666,818 km

• M1: 162,912 km (0.066 R)
• M2: 608,564 km (0.072 R)
• M3: 1,149,061 km (0.104 R)
• M4: 1,620,145 km (0.071 R)
• M5: 2,533,290 km (0.114 R)
• M6: 3,878,923 km (0.067 R)
• M7: 4,655,486 km (0.088 R)
• M8: 5,508,642 km (0.117 R)
• M9: 6,938,050 km (0.051 R)
• M10: 7,739,595 km (0.083 R)
• M11: 8,835,849 km (0.115 R)
• M12: 9,886,774 km (0.098 R)
• M13: 10,941,139 km (0.115 R)
• M14: 11,455,607 km (0.083 R)
• M15: 13,996,377 km (0.08 R)
• M16: 14,650,568 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.8

Radius: 10.7

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 4.35 AU - 6.85 AU

Year: 4793 Days

Day: 12.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 98,666,818 km

• M1: 135,087 km (0.082 R)
• M2: 660,475 km (0.055 R)
• M3: 1,202,468 km (0.055 R)
• M4: 2,473,601 km (0.084 R)
• M5: 2,850,887 km (0.103 R)
• M6: 3,339,623 km (0.119 R)
• M7: 6,762,871 km (0.072 R)
• M8: 7,284,369 km (0.107 R)
• M9: 8,099,977 km (0.083 R)
• M10: 9,305,586 km (0.117 R)
• M11: 10,505,660 km (0.086 R)
• M12: 11,632,431 km (0.053 R)
• M13: 11,981,293 km (0.078 R)
• M14: 12,472,423 km (0.089 R)
• M15: 13,686,859 km (0.036 R)
• M16: 14,422,432 km (0.087 R)
• M17: 17,687,854 km (0.054 R)
• M18: 20,708,384 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 764

Radius: 4.3

Gravity: 41.32 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 17.86 AU - 18.44 AU

Year: 27964 Days

Day: 16.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 98,666,818 km

• M1: 55,202 km (0.034 R)
• M2: 215,571 km (0.105 R)
• M3: 379,679 km (0.109 R)
• M4: 564,134 km (0.026 R)
• M5: 1,047,335 km (0.078 R)
• M6: 1,847,384 km (0.07 R)
• M7: 2,585,051 km (0.114 R)
• M8: 2,991,209 km (0.114 R)
• M9: 3,284,870 km (0.111 R)
• M10: 3,963,745 km (0.07 R)
• M11: 4,465,347 km (0.074 R)
• M12: 4,888,260 km (0.116 R)
• M13: 6,459,935 km (0.112 R)
• M14: 7,050,847 km (0.088 R)
• M15: 10,823,556 km (0.026 R)
• M16: 11,165,087 km (0.089 R)
• M17: 14,985,518 km (0.092 R)
• M18: 17,094,698 km (0.039 R)
• M19: 17,279,003 km (0.12 R)
• M20: 19,999,141 km (0.114 R)
• M21: 21,353,899 km (0.111 R)
• M22: 22,657,645 km (0.103 R)
• M23: 23,555,830 km (0.098 R)
• M24: 24,594,189 km (0.066 R)
• M25: 25,065,422 km (0.077 R)
• M26: 26,147,464 km (0.03 R)
• M27: 27,892,074 km (0.081 R)
• M28: 29,053,702 km (0.115 R)
• M29: 29,447,892 km (0.092 R)
• M30: 31,335,069 km (0.12 R)
• M31: 33,588,761 km (0.098 R)
• M32: 37,632,840 km (0.082 R)
• M33: 39,049,831 km (0.108 R)
• M34: 39,209,452 km (0.11 R)
• M35: 40,338,916 km (0.105 R)
• M36: 45,073,689 km (0.097 R)
• M37: 51,496,075 km (0.09 R)
• M38: 60,187,861 km (0.084 R)
• M39: 60,614,364 km (0.099 R)
• M40: 60,828,439 km (0.037 R)
• M41: 74,610,891 km (0.09 R)

Kuiper Belt

Range: 30.3 - 46.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 237 - 15,346 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit