🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.56 AU - 0.6 AU

Year: 166 Days

Day: 19.1 Hours

Environment

Temp: 131 °C

Axial Tilt: 16 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.73 AU - 0.85 AU

Year: 263 Days

Day: 18.8 Hours

Environment

Temp: 88 °C

Axial Tilt: 10.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.85 AU - 1.01 AU

Year: 336 Days

Day: 35.7 Hours

Environment

Temp: 34 °C

Axial Tilt: 26.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.16 AU - 1.3 AU

Year: 511 Days

Day: 42.5 Hours

Environment

Temp: -2 °C

Axial Tilt: 45.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 91,868,756 km

• M1: 81,232 km (0.115 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.05 AU - 1.63 AU

Year: 581 Days

Day: 22.2 Hours

Environment

Temp: -35 °C

Axial Tilt: 46.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.75 AU - 2.11 AU

Year: 1005 Days

Day: 44.7 Hours

Environment

Temp: -68 °C

Axial Tilt: 19.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,868,756 km

• M1: 61,036 km (0.078 R)

Asteroid Belt

Center: 6.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.6

Radius: 14.2

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 9.25 AU - 11.97 AU

Year: 12951 Days

Day: 11.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 91,868,756 km

• M1: 176,675 km (0.113 R)
• M2: 731,534 km (0.103 R)
• M3: 1,294,321 km (0.037 R)
• M4: 1,789,789 km (0.096 R)
• M5: 2,513,992 km (0.073 R)
• M6: 3,427,886 km (0.061 R)
• M7: 5,729,299 km (0.118 R)
• M8: 6,890,777 km (0.036 R)
• M9: 7,928,687 km (0.119 R)
• M10: 10,533,186 km (0.05 R)
• M11: 11,909,786 km (0.114 R)
• M12: 13,533,222 km (0.048 R)
• M13: 16,684,950 km (0.084 R)
• M14: 21,077,592 km (0.07 R)
• M15: 28,703,044 km (0.072 R)
• M16: 30,130,806 km (0.115 R)
• M17: 40,656,662 km (0.115 R)
• M18: 42,176,277 km (0.104 R)
• M19: 42,879,387 km (0.088 R)
• M20: 49,252,705 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 767.3

Radius: 5.2

Gravity: 28.38 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 15.49 AU - 17.47 AU

Year: 25071 Days

Day: 24.2 Hours

Environment

Temp: -205 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 91,868,756 km

• M1: 499,956 km (0.1 R)
• M2: 777,311 km (0.102 R)
• M3: 977,024 km (0.104 R)
• M4: 1,932,505 km (0.1 R)
• M5: 4,171,836 km (0.095 R)
• M6: 5,594,661 km (0.09 R)
• M7: 6,438,244 km (0.034 R)
• M8: 9,718,177 km (0.105 R)
• M9: 14,360,498 km (0.043 R)
• M10: 15,674,267 km (0.118 R)
• M11: 16,186,938 km (0.114 R)
• M12: 18,633,163 km (0.112 R)
• M13: 22,802,007 km (0.108 R)
• M14: 24,928,840 km (0.101 R)
• M15: 26,338,201 km (0.104 R)
• M16: 29,314,600 km (0.085 R)
• M17: 41,165,145 km (0.11 R)
• M18: 80,024,539 km (0.035 R)
• M19: 81,286,995 km (0.061 R)
• M20: 91,593,690 km (0.043 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 413 - 13,801 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit