🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.56 AU - 0.74 AU

Year: 195 Days

Day: 18.4 Hours

Environment

Temp: 125 °C

Axial Tilt: 37.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.7 AU - 1.1 AU

Year: 318 Days

Day: 17.2 Hours

Environment

Temp: 21 °C

Axial Tilt: 33.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.06

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.3 AU - 1.68 AU

Year: 678 Days

Day: 21.4 Hours

Environment

Temp: -46 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.97 AU - 2.37 AU

Year: 1192 Days

Day: 15.1 Hours

Environment

Temp: -91 °C

Axial Tilt: 16.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 2.6 AU - 2.66 AU

Year: 1590 Days

Day: 34.3 Hours

Environment

Temp: -102 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.27 AU - 3.01 AU

Year: 1599 Days

Day: 28.9 Hours

Environment

Temp: -92 °C

Axial Tilt: 23.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.52 AU - 3.36 AU

Year: 1879 Days

Day: 22 Hours

Environment

Temp: -99 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 47,770,436 km

• M1: 32,014 km (0.03 R)
• M2: 83,625 km (0.07 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.9

Radius: 11.6

Gravity: 5.36 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 7.6 AU - 9.96 AU

Year: 9698 Days

Day: 14.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,770,436 km

• M1: 144,212 km (0.064 R)
• M2: 1,443,021 km (0.106 R)
• M3: 2,969,368 km (0.035 R)
• M4: 4,010,719 km (0.075 R)
• M5: 5,577,607 km (0.091 R)
• M6: 6,536,529 km (0.102 R)
• M7: 7,602,115 km (0.094 R)
• M8: 10,431,460 km (0.093 R)
• M9: 11,114,823 km (0.06 R)
• M10: 13,405,465 km (0.106 R)
• M11: 17,046,528 km (0.036 R)
• M12: 17,552,917 km (0.075 R)
• M13: 18,368,823 km (0.051 R)
• M14: 19,209,713 km (0.094 R)
• M15: 19,600,463 km (0.028 R)
• M16: 22,745,309 km (0.056 R)
• M17: 28,271,754 km (0.101 R)
• M18: 32,710,921 km (0.063 R)
• M19: 33,156,573 km (0.11 R)
• M20: 34,517,764 km (0.098 R)
• M21: 36,152,420 km (0.067 R)
• M22: 38,700,371 km (0.105 R)
• M23: 45,937,018 km (0.102 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 475 - 15,346 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit