🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.49 AU - 0.73 AU

Year: 166 Days

Day: 17.4 Hours

Environment

Temp: 241 °C

Axial Tilt: 22 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.59 AU - 0.95 AU

Year: 235 Days

Day: 40.7 Hours

Environment

Temp: 191 °C

Axial Tilt: 41.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.02 AU - 1.06 AU

Year: 369 Days

Day: 34.1 Hours

Environment

Temp: 130 °C

Axial Tilt: 10.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.49 AU - 1.79 AU

Year: 731 Days

Day: 29.4 Hours

Environment

Temp: -25 °C

Axial Tilt: 146.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 114,373,430 km

• M1: 1,183,020 km (0.116 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.57 AU - 3.95 AU

Year: 2050 Days

Day: 14.6 Hours

Environment

Temp: -95 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 114,373,430 km

• M1: 595,100 km (0.111 R)

Asteroid Belt

Center: 5.07 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 759.2

Radius: 8

Gravity: 11.86 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 6.33 AU - 7.41 AU

Year: 6271 Days

Day: 8.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 114,373,430 km

• M1: 99,632 km (0.084 R)
• M2: 398,230 km (0.069 R)
• M3: 974,331 km (0.082 R)
• M4: 2,088,237 km (0.094 R)
• M5: 2,436,501 km (0.109 R)
• M6: 3,229,070 km (0.102 R)
• M7: 3,581,373 km (0.101 R)
• M8: 4,548,673 km (0.083 R)
• M9: 4,963,807 km (0.078 R)
• M10: 5,556,514 km (0.065 R)
• M11: 6,636,311 km (0.117 R)
• M12: 8,125,259 km (0.112 R)
• M13: 8,695,376 km (0.039 R)
• M14: 9,423,170 km (0.112 R)
• M15: 10,377,604 km (0.116 R)
• M16: 11,295,387 km (0.109 R)
• M17: 11,850,844 km (0.059 R)
• M18: 15,025,311 km (0.095 R)
• M19: 15,697,155 km (0.103 R)
• M20: 15,946,385 km (0.043 R)
• M21: 16,261,588 km (0.098 R)
• M22: 16,580,979 km (0.074 R)
• M23: 18,516,776 km (0.06 R)
• M24: 18,795,177 km (0.096 R)
• M25: 19,076,272 km (0.025 R)
• M26: 21,275,061 km (0.104 R)
• M27: 26,608,375 km (0.078 R)
• M28: 28,876,877 km (0.08 R)
• M29: 29,345,418 km (0.082 R)
• M30: 29,724,050 km (0.111 R)
• M31: 30,010,081 km (0.101 R)
• M32: 33,587,864 km (0.117 R)
• M33: 34,419,927 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 701.3

Radius: 9.9

Gravity: 7.16 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 9.27 AU - 15.15 AU

Year: 14858 Days

Day: 9.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 72.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 114,373,430 km

• M1: 123,119 km (0.104 R)
• M2: 937,829 km (0.101 R)
• M3: 1,318,107 km (0.087 R)
• M4: 2,441,437 km (0.111 R)
• M5: 5,959,231 km (0.119 R)
• M6: 6,979,788 km (0.064 R)
• M7: 7,970,874 km (0.12 R)
• M8: 8,698,518 km (0.052 R)
• M9: 9,364,378 km (0.097 R)
• M10: 10,625,488 km (0.116 R)
• M11: 12,309,362 km (0.034 R)
• M12: 17,364,573 km (0.107 R)
• M13: 20,390,788 km (0.107 R)
• M14: 20,927,246 km (0.066 R)
• M15: 23,071,432 km (0.054 R)
• M16: 24,949,933 km (0.109 R)
• M17: 28,673,424 km (0.1 R)
• M18: 29,460,159 km (0.071 R)
• M19: 38,815,112 km (0.038 R)
• M20: 40,615,523 km (0.081 R)
• M21: 41,464,939 km (0.052 R)
• M22: 45,586,361 km (0.06 R)
• M23: 48,692,162 km (0.115 R)
• M24: 51,440,724 km (0.064 R)
• M25: 56,716,143 km (0.075 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 915.9

Radius: 6.5

Gravity: 21.68 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 16.76 AU - 23.86 AU

Year: 31876 Days

Day: 24.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 114,373,430 km

• M1: 81,082 km (0.113 R)
• M2: 557,850 km (0.102 R)
• M3: 781,350 km (0.091 R)
• M4: 1,888,224 km (0.075 R)
• M5: 2,112,920 km (0.081 R)
• M6: 2,839,517 km (0.064 R)
• M7: 3,485,780 km (0.073 R)
• M8: 4,077,140 km (0.077 R)
• M9: 4,692,885 km (0.057 R)
• M10: 5,502,658 km (0.108 R)
• M11: 6,302,857 km (0.118 R)
• M12: 8,979,014 km (0.091 R)
• M13: 17,582,537 km (0.058 R)
• M14: 29,483,646 km (0.084 R)
• M15: 49,073,637 km (0.087 R)
• M16: 49,857,530 km (0.069 R)
• M17: 59,702,715 km (0.1 R)
• M18: 63,098,138 km (0.071 R)
• M19: 64,960,631 km (0.112 R)
• M20: 77,702,780 km (0.077 R)
• M21: 79,841,580 km (0.117 R)
• M22: 99,940,952 km (0.104 R)
• M23: 102,787,799 km (0.077 R)

Kuiper Belt

Range: 31.5 - 51.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 362 - 15,436 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit