🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.42 AU - 1.48 AU

Year: 654 Days

Day: 21.3 Hours

Environment

Temp: -38 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.34 AU - 2.2 AU

Year: 882 Days

Day: 42.3 Hours

Environment

Temp: -73 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,534,022 km

• M1: 1,408,464 km (0.082 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 2.84 AU - 3.2 AU

Year: 1967 Days

Day: 18.7 Hours

Environment

Temp: -119 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 3.52 AU - 3.89 AU

Year: 2667 Days

Day: 44.6 Hours

Environment

Temp: -133 °C

Axial Tilt: 20.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 959.4

Radius: 13.8

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 4.06 AU - 5.22 AU

Year: 3745 Days

Day: 9 Hours

Environment

Temp: -132 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 33,534,022 km

• M1: 171,888 km (0.087 R)
• M2: 641,775 km (0.088 R)
• M3: 2,435,603 km (0.109 R)
• M4: 2,902,647 km (0.041 R)
• M5: 3,429,830 km (0.103 R)
• M6: 4,110,800 km (0.051 R)
• M7: 5,547,239 km (0.079 R)
• M8: 6,005,307 km (0.117 R)
• M9: 7,162,596 km (0.084 R)
• M10: 7,777,145 km (0.042 R)
• M11: 9,630,064 km (0.084 R)
• M12: 10,900,898 km (0.098 R)
• M13: 13,062,886 km (0.116 R)
• M14: 14,457,737 km (0.115 R)
• M15: 14,889,476 km (0.026 R)
• M16: 15,892,679 km (0.096 R)
• M17: 16,821,682 km (0.061 R)
• M18: 19,563,961 km (0.103 R)
• M19: 21,387,110 km (0.058 R)
• M20: 22,591,822 km (0.07 R)
• M21: 23,321,261 km (0.058 R)
• M22: 23,766,315 km (0.108 R)
• M23: 24,217,203 km (0.05 R)
• M24: 27,370,426 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.2

Radius: 11.5

Gravity: 6.56 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 6.78 AU - 8.04 AU

Year: 7559 Days

Day: 8 Hours

Environment

Temp: -161 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 33,534,022 km

• M1: 148,401 km (0.07 R)
• M2: 821,442 km (0.114 R)
• M3: 1,189,303 km (0.119 R)
• M4: 2,423,486 km (0.107 R)
• M5: 5,159,481 km (0.119 R)
• M6: 5,602,739 km (0.072 R)
• M7: 6,823,608 km (0.107 R)
• M8: 9,690,501 km (0.079 R)
• M9: 13,395,891 km (0.09 R)
• M10: 17,598,095 km (0.105 R)
• M11: 19,349,737 km (0.074 R)
• M12: 22,522,857 km (0.089 R)
• M13: 24,145,096 km (0.105 R)
• M14: 26,027,486 km (0.118 R)
• M15: 29,779,401 km (0.059 R)
• M16: 34,428,604 km (0.044 R)
• M17: 37,744,440 km (0.056 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388

Radius: 13.3

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 11.59 AU - 12.19 AU

Year: 15364 Days

Day: 12.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 33,534,022 km

• M1: 165,455 km (0.084 R)
• M2: 757,115 km (0.108 R)
• M3: 1,629,719 km (0.064 R)
• M4: 2,091,677 km (0.05 R)
• M5: 2,621,403 km (0.113 R)
• M6: 3,192,867 km (0.1 R)
• M7: 7,609,894 km (0.057 R)
• M8: 9,311,271 km (0.086 R)
• M9: 10,017,073 km (0.088 R)
• M10: 13,140,827 km (0.079 R)
• M11: 15,645,843 km (0.113 R)
• M12: 18,532,334 km (0.079 R)
• M13: 22,373,110 km (0.073 R)
• M14: 24,763,684 km (0.041 R)
• M15: 28,977,706 km (0.079 R)
• M16: 29,509,377 km (0.047 R)
• M17: 29,939,321 km (0.088 R)
• M18: 31,143,285 km (0.068 R)
• M19: 32,493,106 km (0.087 R)
• M20: 35,189,010 km (0.094 R)
• M21: 37,777,801 km (0.055 R)
• M22: 51,552,473 km (0.051 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 83.3

Radius: 5.5

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 12.58 AU - 12.64 AU

Year: 16780 Days

Day: 24.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 33,534,022 km

• M1: 70,909 km (0.071 R)
• M2: 572,661 km (0.104 R)
• M3: 1,383,780 km (0.115 R)
• M4: 2,919,103 km (0.034 R)
• M5: 3,241,636 km (0.037 R)
• M6: 7,928,986 km (0.077 R)
• M7: 13,410,701 km (0.081 R)
• M8: 13,629,413 km (0.111 R)
• M9: 22,257,919 km (0.093 R)
• M10: 25,958,073 km (0.119 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 318 - 16,192 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit