🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.52 AU - 0.72 AU

Year: 209 Days

Day: 47.7 Hours

Environment

Temp: 32 °C

Axial Tilt: 24.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.69 AU - 0.87 AU

Year: 294 Days

Day: 23.7 Hours

Environment

Temp: -17 °C

Axial Tilt: 9.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.76 AU - 0.94 AU

Year: 335 Days

Day: 22.5 Hours

Environment

Temp: -28 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.69 AU - 1.07 AU

Year: 353 Days

Day: 41.6 Hours

Environment

Temp: -48 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,003,165 km

• M1: 867,368 km (0.042 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.88 AU - 1.18 AU

Year: 447 Days

Day: 38.8 Hours

Environment

Temp: -60 °C

Axial Tilt: 10.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.16 AU - 1.86 AU

Year: 793 Days

Day: 32.3 Hours

Environment

Temp: -90 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.55 AU - 2.31 AU

Year: 1146 Days

Day: 17.8 Hours

Environment

Temp: -120 °C

Axial Tilt: 1.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180.7

Radius: 14.1

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 5.26 AU - 5.48 AU

Year: 5320 Days

Day: 7.4 Hours

Environment

Temp: -165 °C

Axial Tilt: 137.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 74,003,165 km

• M1: 175,329 km (0.096 R)
• M2: 689,048 km (0.105 R)
• M3: 1,574,518 km (0.06 R)
• M4: 2,110,078 km (0.091 R)
• M5: 2,972,360 km (0.077 R)
• M6: 3,959,108 km (0.119 R)
• M7: 5,154,395 km (0.037 R)
• M8: 6,549,993 km (0.097 R)
• M9: 7,215,853 km (0.089 R)
• M10: 7,958,607 km (0.117 R)
• M11: 10,651,368 km (0.052 R)
• M12: 12,636,682 km (0.055 R)
• M13: 17,821,445 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 943.4

Radius: 6.6

Gravity: 21.66 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 8.71 AU - 13.99 AU

Year: 16346 Days

Day: 24.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 74,003,165 km

• M1: 82,129 km (0.104 R)
• M2: 321,785 km (0.095 R)
• M3: 565,480 km (0.112 R)
• M4: 3,117,620 km (0.098 R)
• M5: 4,235,116 km (0.051 R)
• M6: 4,742,402 km (0.114 R)
• M7: 5,519,713 km (0.089 R)
• M8: 6,041,660 km (0.112 R)
• M9: 6,953,758 km (0.032 R)
• M10: 8,778,852 km (0.095 R)
• M11: 9,602,239 km (0.068 R)
• M12: 11,465,181 km (0.095 R)
• M13: 12,651,043 km (0.09 R)
• M14: 14,282,258 km (0.117 R)
• M15: 15,889,837 km (0.051 R)
• M16: 21,237,662 km (0.102 R)
• M17: 25,220,256 km (0.058 R)
• M18: 25,764,344 km (0.118 R)
• M19: 27,788,104 km (0.065 R)
• M20: 28,720,697 km (0.118 R)
• M21: 29,194,623 km (0.102 R)
• M22: 31,769,202 km (0.09 R)
• M23: 32,022,023 km (0.097 R)
• M24: 32,403,796 km (0.116 R)
• M25: 37,646,454 km (0.115 R)
• M26: 38,500,209 km (0.097 R)
• M27: 38,931,948 km (0.05 R)
• M28: 39,221,420 km (0.106 R)
• M29: 50,629,155 km (0.109 R)
• M30: 55,603,434 km (0.062 R)
• M31: 58,397,623 km (0.119 R)
• M32: 61,088,739 km (0.114 R)
• M33: 65,687,378 km (0.098 R)
• M34: 68,175,789 km (0.1 R)
• M35: 70,726,433 km (0.044 R)
• M36: 74,003,224 km (0.074 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 238 - 10,272 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit