🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.51 AU - 0.67 AU

Year: 169 Days

Day: 12.2 Hours

Environment

Temp: 126 °C

Axial Tilt: 3.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.58 AU - 0.6 AU

Year: 169 Days

Day: 27.1 Hours

Environment

Temp: 151 °C

Axial Tilt: 18.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,004,943 km

• M1: 76,295 km (0.12 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.61 AU - 0.79 AU

Year: 218 Days

Day: 39.2 Hours

Environment

Temp: 132 °C

Axial Tilt: 0.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.81 AU - 0.93 AU

Year: 303 Days

Day: 21 Hours

Environment

Temp: 96 °C

Axial Tilt: 28.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.44 AU - 1.64 AU

Year: 712 Days

Day: 23.8 Hours

Environment

Temp: -50 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 3.45 AU - 3.97 AU

Year: 2664 Days

Day: 14 Hours

Environment

Temp: -124 °C

Axial Tilt: 46.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,004,943 km

• M1: 193,430 km (0.079 R)

Asteroid Belt

Center: 6.38 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 621.1

Radius: 12.5

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 7.25 AU - 10.83 AU

Year: 10132 Days

Day: 9.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 58,004,943 km

• M1: 155,432 km (0.119 R)
• M2: 652,097 km (0.105 R)
• M3: 1,157,588 km (0.097 R)
• M4: 2,070,883 km (0.1 R)
• M5: 4,210,731 km (0.117 R)
• M6: 4,607,614 km (0.09 R)
• M7: 5,609,771 km (0.058 R)
• M8: 6,056,470 km (0.033 R)
• M9: 7,021,675 km (0.115 R)
• M10: 7,664,946 km (0.099 R)
• M11: 9,023,295 km (0.09 R)
• M12: 11,543,720 km (0.1 R)
• M13: 14,887,382 km (0.078 R)
• M14: 15,346,348 km (0.074 R)
• M15: 15,950,275 km (0.081 R)
• M16: 20,150,833 km (0.072 R)
• M17: 21,038,846 km (0.113 R)
• M18: 23,241,376 km (0.093 R)
• M19: 25,314,204 km (0.08 R)
• M20: 31,084,493 km (0.098 R)
• M21: 41,296,193 km (0.061 R)
• M22: 43,389,965 km (0.064 R)
• M23: 44,327,943 km (0.115 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.5

Radius: 12.4

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 7.56 AU - 11.4 AU

Year: 10881 Days

Day: 13.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 58,004,943 km

• M1: 154,235 km (0.09 R)
• M2: 638,633 km (0.117 R)
• M3: 1,743,114 km (0.105 R)
• M4: 2,543,014 km (0.1 R)
• M5: 3,662,754 km (0.095 R)
• M6: 4,894,244 km (0.12 R)
• M7: 5,341,841 km (0.11 R)
• M8: 9,035,562 km (0.103 R)
• M9: 10,062,701 km (0.079 R)
• M10: 11,405,790 km (0.097 R)
• M11: 12,045,321 km (0.084 R)
• M12: 14,388,922 km (0.066 R)
• M13: 14,903,389 km (0.046 R)
• M14: 16,958,714 km (0.084 R)
• M15: 17,468,543 km (0.085 R)
• M16: 20,890,295 km (0.113 R)
• M17: 22,758,474 km (0.104 R)
• M18: 27,256,283 km (0.118 R)
• M19: 32,509,412 km (0.046 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.3

Radius: 14.6

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 8.84 AU - 12.72 AU

Year: 13194 Days

Day: 11.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,004,943 km

• M1: 181,612 km (0.064 R)
• M2: 848,968 km (0.11 R)
• M3: 1,450,950 km (0.075 R)
• M4: 1,988,904 km (0.112 R)
• M5: 2,535,385 km (0.115 R)
• M6: 3,772,410 km (0.107 R)
• M7: 4,435,128 km (0.071 R)
• M8: 6,108,679 km (0.096 R)
• M9: 6,656,656 km (0.113 R)
• M10: 7,237,395 km (0.09 R)
• M11: 9,286,737 km (0.11 R)
• M12: 10,500,424 km (0.119 R)
• M13: 12,546,923 km (0.098 R)
• M14: 14,502,915 km (0.08 R)
• M15: 16,654,881 km (0.087 R)
• M16: 17,807,383 km (0.088 R)
• M17: 21,052,609 km (0.108 R)
• M18: 22,034,869 km (0.101 R)
• M19: 25,165,952 km (0.1 R)
• M20: 33,005,778 km (0.112 R)
• M21: 33,604,020 km (0.034 R)
• M22: 36,322,662 km (0.082 R)
• M23: 39,990,952 km (0.097 R)
• M24: 41,636,079 km (0.051 R)
• M25: 42,757,764 km (0.084 R)
• M26: 44,187,920 km (0.1 R)
• M27: 53,775,647 km (0.067 R)
• M28: 54,938,322 km (0.048 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 329 - 12,943 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit