🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.43 AU - 0.67 AU

Year: 144 Days

Day: 31.4 Hours

Environment

Temp: 234 °C

Axial Tilt: 45.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 90,028,335 km

• M1: 32,014 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 0.68 AU - 0.82 AU

Year: 229 Days

Day: 34.6 Hours

Environment

Temp: 142 °C

Axial Tilt: 21.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.02 AU - 1.54 AU

Year: 511 Days

Day: 23.9 Hours

Environment

Temp: 25 °C

Axial Tilt: 39 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.25 AU - 3.73 AU

Year: 1826 Days

Day: 23.9 Hours

Environment

Temp: -84 °C

Axial Tilt: 24.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 4.34 AU - 4.52 AU

Year: 3292 Days

Day: 36.9 Hours

Environment

Temp: -129 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 3.9 AU - 5.58 AU

Year: 3644 Days

Day: 44 Hours

Environment

Temp: -118 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 90,028,335 km

• M1: 26,628 km (0.036 R)

Planet 7 - Terrestrial

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 4.09 AU - 6.31 AU

Year: 4187 Days

Day: 36 Hours

Environment

Temp: -137 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 18.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 574

Radius: 8

Gravity: 8.97 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 17.84 AU - 19.18 AU

Year: 28120 Days

Day: 22.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 90,028,335 km

• M1: 99,483 km (0.088 R)
• M2: 885,619 km (0.062 R)
• M3: 1,487,900 km (0.084 R)
• M4: 6,388,577 km (0.103 R)
• M5: 7,812,300 km (0.114 R)
• M6: 9,921,032 km (0.086 R)
• M7: 12,169,488 km (0.039 R)
• M8: 12,817,246 km (0.118 R)
• M9: 14,260,118 km (0.059 R)
• M10: 27,389,725 km (0.056 R)
• M11: 32,970,772 km (0.062 R)
• M12: 34,227,843 km (0.048 R)
• M13: 38,648,460 km (0.116 R)
• M14: 40,835,880 km (0.076 R)
• M15: 42,284,885 km (0.099 R)
• M16: 45,798,640 km (0.105 R)
• M17: 56,702,829 km (0.105 R)
• M18: 62,645,604 km (0.036 R)
• M19: 75,750,527 km (0.1 R)
• M20: 86,303,909 km (0.102 R)

Kuiper Belt

Range: 31.1 - 58.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 13,430 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit