🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.57 AU - 0.87 AU

Year: 222 Days

Day: 15.6 Hours

Environment

Temp: 121 °C

Axial Tilt: 0.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.71 AU - 0.75 AU

Year: 227 Days

Day: 12.6 Hours

Environment

Temp: 164 °C

Axial Tilt: 8.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.06 AU - 1.08 AU

Year: 402 Days

Day: 31.5 Hours

Environment

Temp: 15 °C

Axial Tilt: 20.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 76,778,417 km

• M1: 71,508 km (0.053 R)
• M2: 501,153 km (0.105 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.03 AU - 1.29 AU

Year: 454 Days

Day: 45.9 Hours

Environment

Temp: 27 °C

Axial Tilt: 3.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.56 AU - 2.44 AU

Year: 1028 Days

Day: 31 Hours

Environment

Temp: -59 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,778,417 km

• M1: 71,657 km (0.112 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.75 AU - 3.81 AU

Year: 2159 Days

Day: 15.4 Hours

Environment

Temp: -99 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.71 AU - 3.97 AU

Year: 2218 Days

Day: 36.3 Hours

Environment

Temp: -105 °C

Axial Tilt: 20.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,778,417 km

• M1: 250,128 km (0.087 R)
• M2: 292,165 km (0.104 R)

Asteroid Belt

Center: 4.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.5

Radius: 12.5

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.71 AU - 5.65 AU

Year: 4285 Days

Day: 10.1 Hours

Environment

Temp: -133 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 76,778,417 km

• M1: 155,432 km (0.101 R)
• M2: 562,338 km (0.108 R)
• M3: 997,219 km (0.091 R)
• M4: 1,495,829 km (0.088 R)
• M5: 1,914,554 km (0.079 R)
• M6: 3,014,397 km (0.093 R)
• M7: 4,379,478 km (0.082 R)
• M8: 4,992,530 km (0.089 R)
• M9: 5,414,396 km (0.099 R)
• M10: 6,889,580 km (0.075 R)
• M11: 8,035,949 km (0.119 R)
• M12: 11,186,181 km (0.106 R)
• M13: 11,819,728 km (0.105 R)
• M14: 12,239,649 km (0.096 R)
• M15: 13,968,103 km (0.09 R)
• M16: 15,189,420 km (0.047 R)
• M17: 16,596,238 km (0.079 R)
• M18: 18,772,139 km (0.076 R)
• M19: 22,101,290 km (0.112 R)
• M20: 22,668,117 km (0.069 R)
• M21: 23,244,816 km (0.111 R)
• M22: 25,649,602 km (0.091 R)
• M23: 26,039,903 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 918.3

Radius: 5.8

Gravity: 27.3 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 12.19 AU - 14.29 AU

Year: 17509 Days

Day: 20.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 76,778,417 km

• M1: 74,051 km (0.116 R)
• M2: 287,228 km (0.113 R)
• M3: 504,743 km (0.072 R)
• M4: 1,042,398 km (0.117 R)
• M5: 1,467,555 km (0.088 R)
• M6: 1,755,980 km (0.055 R)
• M7: 2,248,456 km (0.107 R)
• M8: 2,469,711 km (0.114 R)
• M9: 2,930,173 km (0.116 R)
• M10: 3,389,140 km (0.085 R)
• M11: 6,517,530 km (0.12 R)
• M12: 6,740,880 km (0.041 R)
• M13: 9,892,309 km (0.094 R)
• M14: 11,491,959 km (0.111 R)
• M15: 12,903,864 km (0.098 R)
• M16: 13,907,067 km (0.116 R)
• M17: 15,746,073 km (0.12 R)
• M18: 22,936,495 km (0.107 R)
• M19: 23,978,893 km (0.104 R)
• M20: 25,600,983 km (0.094 R)
• M21: 28,346,253 km (0.108 R)
• M22: 30,904,078 km (0.067 R)
• M23: 32,822,521 km (0.095 R)
• M24: 34,413,345 km (0.092 R)
• M25: 38,759,612 km (0.118 R)
• M26: 41,443,846 km (0.063 R)
• M27: 45,698,858 km (0.092 R)
• M28: 46,188,791 km (0.065 R)
• M29: 46,517,458 km (0.106 R)
• M30: 49,374,029 km (0.071 R)
• M31: 51,989,748 km (0.106 R)
• M32: 52,523,663 km (0.027 R)
• M33: 74,952,124 km (0.12 R)

Kuiper Belt

Range: 30.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 445 - 13,477 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit