🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.46 AU - 0.66 AU

Year: 156 Days

Day: 18.3 Hours

Environment

Temp: 183 °C

Axial Tilt: 0.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 77,483,292 km

• M1: 43,683 km (0.099 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.74 AU - 0.8 AU

Year: 252 Days

Day: 26.5 Hours

Environment

Temp: 157 °C

Axial Tilt: 36.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.4 AU - 1.4 AU

Year: 618 Days

Day: 28.4 Hours

Environment

Temp: -28 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 2.33 AU - 3.25 AU

Year: 1737 Days

Day: 21.7 Hours

Environment

Temp: -106 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 3.83 AU - 4.91 AU

Year: 3405 Days

Day: 24.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.82 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 11.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.1

Radius: 8.2

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 10.99 AU - 11.53 AU

Year: 14085 Days

Day: 13.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 77,483,292 km

• M1: 115,639 km (0.095 R)
• M2: 1,188,106 km (0.092 R)
• M3: 2,341,207 km (0.096 R)
• M4: 6,101,499 km (0.106 R)
• M5: 8,066,616 km (0.099 R)
• M6: 9,057,553 km (0.12 R)
• M7: 10,321,655 km (0.101 R)
• M8: 12,571,756 km (0.06 R)
• M9: 15,256,888 km (0.083 R)
• M10: 17,176,828 km (0.073 R)
• M11: 17,874,552 km (0.117 R)
• M12: 19,551,095 km (0.069 R)
• M13: 20,543,677 km (0.054 R)
• M14: 22,962,076 km (0.109 R)
• M15: 25,117,333 km (0.067 R)
• M16: 27,029,044 km (0.118 R)
• M17: 38,294,213 km (0.075 R)
• M18: 40,820,771 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 150.6

Radius: 5.5

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 12.16 AU - 13.18 AU

Year: 16812 Days

Day: 21.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 77,483,292 km

• M1: 150,047 km (0.118 R)
• M2: 1,496,278 km (0.092 R)
• M3: 1,989,502 km (0.115 R)
• M4: 4,641,124 km (0.082 R)
• M5: 9,382,778 km (0.114 R)
• M6: 9,659,834 km (0.049 R)
• M7: 10,230,550 km (0.034 R)
• M8: 11,179,449 km (0.056 R)
• M9: 13,895,398 km (0.081 R)
• M10: 19,596,124 km (0.117 R)
• M11: 23,586,498 km (0.062 R)
• M12: 23,927,282 km (0.112 R)
• M13: 24,706,088 km (0.107 R)
• M14: 36,422,743 km (0.067 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 66.8

Radius: 7.1

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 11 AU - 17.6 AU

Year: 20159 Days

Day: 23.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 77,483,292 km

• M1: 88,263 km (0.067 R)
• M2: 749,336 km (0.107 R)
• M3: 1,517,970 km (0.102 R)
• M4: 1,810,134 km (0.116 R)
• M5: 3,506,724 km (0.063 R)
• M6: 3,948,037 km (0.057 R)
• M7: 4,425,703 km (0.061 R)
• M8: 4,885,268 km (0.065 R)
• M9: 7,981,495 km (0.111 R)
• M10: 8,995,769 km (0.088 R)
• M11: 10,889,079 km (0.104 R)
• M12: 12,817,845 km (0.119 R)
• M13: 13,471,438 km (0.099 R)
• M14: 24,679,610 km (0.089 R)
• M15: 27,613,822 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 659.5

Radius: 6.5

Gravity: 15.61 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 12.76 AU - 16.58 AU

Year: 20946 Days

Day: 20.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 77,483,292 km

• M1: 80,932 km (0.067 R)
• M2: 570,865 km (0.049 R)
• M3: 2,431,713 km (0.056 R)
• M4: 3,371,038 km (0.066 R)
• M5: 3,783,181 km (0.064 R)
• M6: 4,162,561 km (0.063 R)
• M7: 7,420,054 km (0.118 R)
• M8: 8,271,865 km (0.084 R)
• M9: 10,108,627 km (0.116 R)
• M10: 13,746,848 km (0.108 R)
• M11: 17,391,800 km (0.078 R)
• M12: 18,617,455 km (0.082 R)
• M13: 20,754,311 km (0.114 R)
• M14: 21,534,314 km (0.082 R)
• M15: 26,858,054 km (0.113 R)
• M16: 29,091,700 km (0.115 R)
• M17: 33,260,244 km (0.088 R)
• M18: 46,121,622 km (0.094 R)
• M19: 50,525,185 km (0.079 R)
• M20: 61,142,744 km (0.073 R)
• M21: 66,025,469 km (0.081 R)
• M22: 77,019,865 km (0.095 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 532 - 11,894 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit