🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.97 AU - 1.29 AU

Year: 453 Days

Day: 14.7 Hours

Environment

Temp: -4 °C

Axial Tilt: 1.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 53,505,425 km

• M1: 662,270 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.38 AU - 2.02 AU

Year: 835 Days

Day: 34.9 Hours

Environment

Temp: -56 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.36 AU - 2.12 AU

Year: 865 Days

Day: 32.5 Hours

Environment

Temp: -56 °C

Axial Tilt: 9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,505,425 km

• M1: 34,258 km (0.085 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.57 AU - 2.47 AU

Year: 1082 Days

Day: 16.6 Hours

Environment

Temp: -79 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.83 AU - 3.03 AU

Year: 1889 Days

Day: 21.5 Hours

Environment

Temp: -118 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,505,425 km

• M1: 1,563,597 km (0.114 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.35 AU - 4.79 AU

Year: 3093 Days

Day: 23.8 Hours

Environment

Temp: -122 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.6

Radius: 12.4

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 5.54 AU - 6.72 AU

Year: 5718 Days

Day: 8.3 Hours

Environment

Temp: -162 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 53,505,425 km

• M1: 170,841 km (0.099 R)
• M2: 676,033 km (0.03 R)
• M3: 1,073,215 km (0.068 R)
• M4: 2,129,825 km (0.075 R)
• M5: 2,813,338 km (0.116 R)
• M6: 4,400,571 km (0.112 R)
• M7: 5,430,253 km (0.096 R)
• M8: 6,333,675 km (0.107 R)
• M9: 7,609,595 km (0.088 R)
• M10: 8,180,161 km (0.09 R)
• M11: 9,447,255 km (0.068 R)
• M12: 16,894,985 km (0.117 R)
• M13: 18,812,979 km (0.073 R)
• M14: 24,810,956 km (0.118 R)
• M15: 28,030,303 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.4

Radius: 10.1

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 8.76 AU - 8.9 AU

Year: 9885 Days

Day: 9.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 53,505,425 km

• M1: 125,662 km (0.036 R)
• M2: 448,046 km (0.097 R)
• M3: 977,323 km (0.119 R)
• M4: 1,438,832 km (0.099 R)
• M5: 2,161,540 km (0.112 R)
• M6: 2,705,777 km (0.077 R)
• M7: 3,292,350 km (0.093 R)
• M8: 4,485,543 km (0.113 R)
• M9: 7,016,439 km (0.095 R)
• M10: 10,735,293 km (0.058 R)
• M11: 29,055,497 km (0.029 R)
• M12: 34,319,846 km (0.045 R)
• M13: 36,521,627 km (0.055 R)
• M14: 40,948,528 km (0.053 R)
• M15: 41,719,555 km (0.063 R)
• M16: 45,720,550 km (0.094 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 216.6

Radius: 5.7

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 11.63 AU - 17.53 AU

Year: 20973 Days

Day: 23.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 53,505,425 km

• M1: 71,358 km (0.072 R)
• M2: 277,654 km (0.11 R)
• M3: 544,835 km (0.03 R)
• M4: 988,543 km (0.046 R)
• M5: 1,294,919 km (0.101 R)
• M6: 1,991,148 km (0.12 R)
• M7: 2,401,345 km (0.09 R)
• M8: 2,911,324 km (0.092 R)
• M9: 3,673,376 km (0.048 R)
• M10: 4,201,905 km (0.049 R)
• M11: 6,242,719 km (0.119 R)
• M12: 9,505,150 km (0.103 R)
• M13: 10,176,395 km (0.08 R)
• M14: 13,882,383 km (0.09 R)
• M15: 14,078,356 km (0.108 R)
• M16: 16,798,345 km (0.069 R)
• M17: 17,931,698 km (0.111 R)
• M18: 20,098,474 km (0.06 R)
• M19: 21,029,122 km (0.119 R)
• M20: 22,344,088 km (0.062 R)
• M21: 24,751,716 km (0.072 R)
• M22: 27,429,368 km (0.104 R)
• M23: 27,841,809 km (0.111 R)
• M24: 30,184,512 km (0.11 R)
• M25: 31,291,387 km (0.117 R)
• M26: 39,546,347 km (0.074 R)
• M27: 40,337,570 km (0.12 R)
• M28: 42,224,747 km (0.089 R)
• M29: 46,757,862 km (0.034 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 243 - 15,554 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit