🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.5 AU - 0.54 AU

Year: 141 Days

Day: 33.1 Hours

Environment

Temp: 221 °C

Axial Tilt: 26 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 19,404,205 km

• M1: 238,309 km (0.049 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.57 AU - 0.69 AU

Year: 188 Days

Day: 30.4 Hours

Environment

Temp: 191 °C

Axial Tilt: 40 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 19,404,205 km

• M1: 31,116 km (0.101 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.02 AU - 1.12 AU

Year: 417 Days

Day: 27.5 Hours

Environment

Temp: 6 °C

Axial Tilt: 27.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 1.32 AU - 2.12 AU

Year: 850 Days

Day: 37.5 Hours

Environment

Temp: -72 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.37 AU - 2.07 AU

Year: 850 Days

Day: 37.9 Hours

Environment

Temp: -60 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.03 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 285.2

Radius: 12.5

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 4.25 AU - 4.43 AU

Year: 3406 Days

Day: 6.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 19,404,205 km

• M1: 155,432 km (0.093 R)
• M2: 555,906 km (0.092 R)
• M3: 1,296,266 km (0.12 R)
• M4: 1,732,044 km (0.106 R)
• M5: 2,560,218 km (0.038 R)
• M6: 3,892,537 km (0.116 R)
• M7: 4,399,673 km (0.066 R)
• M8: 4,841,286 km (0.06 R)
• M9: 5,619,494 km (0.111 R)
• M10: 6,038,967 km (0.086 R)
• M11: 6,997,141 km (0.094 R)
• M12: 9,046,931 km (0.082 R)
• M13: 13,279,205 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 123.3

Radius: 8.5

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 5.34 AU - 7.42 AU

Year: 6071 Days

Day: 12.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 19,404,205 km

• M1: 106,065 km (0.12 R)
• M2: 642,523 km (0.072 R)
• M3: 1,772,136 km (0.11 R)
• M4: 3,422,799 km (0.116 R)
• M5: 4,253,367 km (0.05 R)
• M6: 10,323,749 km (0.094 R)
• M7: 14,362,742 km (0.092 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 281 - 15,915 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit