🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.58 AU - 0.62 AU

Year: 172 Days

Day: 41.1 Hours

Environment

Temp: 144 °C

Axial Tilt: 44 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.71 AU - 0.77 AU

Year: 236 Days

Day: 47.4 Hours

Environment

Temp: 168 °C

Axial Tilt: 37.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.23 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.64 AU - 1.8 AU

Year: 837 Days

Day: 16.9 Hours

Environment

Temp: -48 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 2.2 AU - 2.3 AU

Year: 1252 Days

Day: 18 Hours

Environment

Temp: -92 °C

Axial Tilt: 4.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,588,976 km

• M1: 484,996 km (0.054 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.57 AU - 4.19 AU

Year: 2834 Days

Day: 29 Hours

Environment

Temp: -118 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,588,976 km

• M1: 31,565 km (0.074 R)

Asteroid Belt

Center: 4.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.6

Radius: 8.2

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.84 AU - 6.4 AU

Year: 4296 Days

Day: 11 Hours

Environment

Temp: -136 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,588,976 km

• M1: 102,026 km (0.119 R)
• M2: 422,464 km (0.108 R)
• M3: 853,755 km (0.111 R)
• M4: 1,317,359 km (0.06 R)
• M5: 1,636,152 km (0.098 R)
• M6: 2,028,398 km (0.082 R)
• M7: 2,444,130 km (0.097 R)
• M8: 3,593,341 km (0.106 R)
• M9: 3,934,274 km (0.047 R)
• M10: 4,241,100 km (0.115 R)
• M11: 4,681,366 km (0.067 R)
• M12: 5,721,520 km (0.113 R)
• M13: 7,518,639 km (0.043 R)
• M14: 8,106,858 km (0.111 R)
• M15: 9,760,363 km (0.086 R)
• M16: 10,056,268 km (0.104 R)
• M17: 12,683,506 km (0.047 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.4

Radius: 13.3

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 7.22 AU - 10.46 AU

Year: 9747 Days

Day: 11.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 54,588,976 km

• M1: 167,550 km (0.118 R)
• M2: 632,500 km (0.076 R)
• M3: 1,085,482 km (0.055 R)
• M4: 2,059,065 km (0.082 R)
• M5: 2,481,230 km (0.085 R)
• M6: 4,500,353 km (0.104 R)
• M7: 5,284,844 km (0.103 R)
• M8: 6,053,328 km (0.098 R)
• M9: 7,566,212 km (0.109 R)
• M10: 8,323,925 km (0.091 R)
• M11: 9,507,244 km (0.037 R)
• M12: 12,720,756 km (0.11 R)
• M13: 14,351,223 km (0.094 R)
• M14: 15,184,184 km (0.117 R)
• M15: 16,253,360 km (0.069 R)
• M16: 18,616,408 km (0.055 R)
• M17: 20,633,286 km (0.11 R)
• M18: 28,540,282 km (0.059 R)
• M19: 31,962,632 km (0.117 R)
• M20: 35,533,833 km (0.103 R)
• M21: 39,239,222 km (0.116 R)
• M22: 45,883,462 km (0.111 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.2

Radius: 13.8

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 10.27 AU - 10.29 AU

Year: 12223 Days

Day: 6.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,588,976 km

• M1: 171,589 km (0.073 R)
• M2: 633,547 km (0.068 R)
• M3: 1,084,585 km (0.111 R)
• M4: 1,685,370 km (0.106 R)
• M5: 2,883,499 km (0.095 R)
• M6: 3,399,612 km (0.111 R)
• M7: 3,867,554 km (0.098 R)
• M8: 4,650,848 km (0.118 R)
• M9: 5,263,751 km (0.115 R)
• M10: 6,341,454 km (0.088 R)
• M11: 7,518,340 km (0.115 R)
• M12: 8,001,093 km (0.059 R)
• M13: 11,404,743 km (0.119 R)
• M14: 13,266,638 km (0.051 R)
• M15: 14,237,080 km (0.117 R)
• M16: 14,841,754 km (0.116 R)
• M17: 17,433,537 km (0.12 R)
• M18: 24,629,793 km (0.063 R)
• M19: 25,995,472 km (0.056 R)
• M20: 27,308,343 km (0.049 R)
• M21: 29,847,468 km (0.094 R)
• M22: 32,771,807 km (0.06 R)
• M23: 35,147,571 km (0.077 R)
• M24: 37,003,183 km (0.108 R)
• M25: 43,801,509 km (0.1 R)
• M26: 52,335,319 km (0.115 R)
• M27: 54,100,724 km (0.113 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 16,679 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit