🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.47 AU - 0.57 AU

Year: 137 Days

Day: 21.4 Hours

Environment

Temp: 244 °C

Axial Tilt: 27.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 73,353,775 km

• M1: 49,666 km (0.031 R)
• M2: 87,216 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.52 AU - 0.68 AU

Year: 170 Days

Day: 17.2 Hours

Environment

Temp: 137 °C

Axial Tilt: 49.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.77 AU - 1.17 AU

Year: 349 Days

Day: 28.8 Hours

Environment

Temp: 20 °C

Axial Tilt: 16.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.7 AU - 2.76 AU

Year: 1216 Days

Day: 36.8 Hours

Environment

Temp: -72 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 73,353,775 km

• M1: 67,917 km (0.049 R)
• M2: 136,732 km (0.057 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 2.03 AU - 2.45 AU

Year: 1225 Days

Day: 42.2 Hours

Environment

Temp: -70 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 2.63 AU - 3.21 AU

Year: 1822 Days

Day: 31.4 Hours

Environment

Temp: -105 °C

Axial Tilt: 27.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 245.1

Radius: 9.7

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 7.96 AU - 12.64 AU

Year: 12074 Days

Day: 11.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 73,353,775 km

• M1: 153,637 km (0.118 R)
• M2: 728,841 km (0.092 R)
• M3: 1,244,505 km (0.042 R)
• M4: 1,798,166 km (0.072 R)
• M5: 3,963,147 km (0.082 R)
• M6: 5,015,717 km (0.08 R)
• M7: 7,548,110 km (0.062 R)
• M8: 8,723,052 km (0.059 R)
• M9: 10,298,617 km (0.104 R)
• M10: 10,732,600 km (0.11 R)
• M11: 11,793,099 km (0.087 R)
• M12: 15,518,386 km (0.115 R)
• M13: 15,833,887 km (0.119 R)
• M14: 18,798,319 km (0.057 R)
• M15: 21,484,049 km (0.085 R)
• M16: 25,449,291 km (0.054 R)
• M17: 30,267,838 km (0.049 R)
• M18: 31,059,510 km (0.052 R)

Asteroid Belt

Center: 14.01 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 17.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 331.3

Radius: 3

Gravity: 36.81 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 14.29 AU - 21.13 AU

Year: 27222 Days

Day: 20.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 73,353,775 km

• M1: 40,990 km (0.115 R)
• M2: 209,736 km (0.114 R)
• M3: 391,198 km (0.074 R)
• M4: 687,552 km (0.11 R)
• M5: 1,210,546 km (0.03 R)
• M6: 1,788,742 km (0.077 R)
• M7: 2,076,867 km (0.1 R)
• M8: 2,868,390 km (0.087 R)
• M9: 3,751,017 km (0.077 R)
• M10: 4,028,671 km (0.088 R)
• M11: 4,764,842 km (0.073 R)
• M12: 7,267,165 km (0.092 R)
• M13: 7,600,769 km (0.079 R)
• M14: 8,247,331 km (0.076 R)
• M15: 9,423,619 km (0.111 R)
• M16: 11,710,821 km (0.078 R)
• M17: 12,436,071 km (0.083 R)
• M18: 14,640,246 km (0.063 R)
• M19: 19,802,420 km (0.073 R)
• M20: 19,986,575 km (0.096 R)
• M21: 21,019,847 km (0.117 R)
• M22: 21,307,674 km (0.115 R)
• M23: 37,294,450 km (0.063 R)
• M24: 38,569,323 km (0.107 R)
• M25: 39,145,125 km (0.075 R)
• M26: 40,906,939 km (0.104 R)
• M27: 41,958,762 km (0.051 R)
• M28: 43,028,387 km (0.031 R)
• M29: 46,996,769 km (0.12 R)
• M30: 51,029,330 km (0.102 R)
• M31: 51,549,182 km (0.109 R)
• M32: 52,072,326 km (0.08 R)
• M33: 55,286,436 km (0.118 R)
• M34: 61,322,262 km (0.098 R)
• M35: 63,694,435 km (0.095 R)
• M36: 65,513,096 km (0.118 R)
• M37: 67,366,016 km (0.1 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 375 - 13,842 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit