🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.48 AU - 0.7 AU

Year: 165 Days

Day: 37.5 Hours

Environment

Temp: 234 °C

Axial Tilt: 10.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 43,680,122 km

• M1: 126,859 km (0.08 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.82 AU - 1.28 AU

Year: 391 Days

Day: 37 Hours

Environment

Temp: 22 °C

Axial Tilt: 44.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 43,680,122 km

• M1: 546,481 km (0.073 R)
• M2: 810,671 km (0.053 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.13 AU - 1.67 AU

Year: 602 Days

Day: 16.1 Hours

Environment

Temp: 2 °C

Axial Tilt: 33.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.35 AU - 1.51 AU

Year: 621 Days

Day: 28.5 Hours

Environment

Temp: -20 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.34 AU - 1.56 AU

Year: 635 Days

Day: 17 Hours

Environment

Temp: -20 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.42 AU - 2.22 AU

Year: 892 Days

Day: 28.1 Hours

Environment

Temp: -54 °C

Axial Tilt: 47.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.1

Radius: 12.9

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 7.14 AU - 8.36 AU

Year: 7841 Days

Day: 13.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 78.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 43,680,122 km

• M1: 160,369 km (0.09 R)
• M2: 745,895 km (0.103 R)
• M3: 1,204,861 km (0.098 R)
• M4: 1,826,440 km (0.04 R)
• M5: 2,300,815 km (0.052 R)
• M6: 3,004,972 km (0.104 R)
• M7: 3,899,867 km (0.1 R)
• M8: 12,155,126 km (0.118 R)
• M9: 18,002,309 km (0.112 R)
• M10: 36,101,706 km (0.115 R)
• M11: 40,957,952 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 54

Radius: 3.2

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 16.66 AU - 22.08 AU

Year: 30983 Days

Day: 20.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,680,122 km

• M1: 40,541 km (0.088 R)
• M2: 265,686 km (0.097 R)
• M3: 485,744 km (0.091 R)
• M4: 861,085 km (0.113 R)
• M5: 3,003,776 km (0.119 R)
• M6: 5,300,851 km (0.109 R)
• M7: 18,896,006 km (0.12 R)
• M8: 21,312,012 km (0.117 R)
• M9: 23,664,139 km (0.092 R)
• M10: 25,629,406 km (0.089 R)
• M11: 40,116,015 km (0.088 R)
• M12: 42,512,424 km (0.097 R)

Kuiper Belt

Range: 30.2 - 45.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 190 - 15,175 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit