🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.5 AU - 0.6 AU

Year: 177 Days

Day: 13.9 Hours

Environment

Temp: 18 °C

Axial Tilt: 5.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 29,005,669 km

• M1: 124,465 km (0.109 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.52 AU - 0.84 AU

Year: 243 Days

Day: 34.9 Hours

Environment

Temp: 10 °C

Axial Tilt: 48 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 29,005,669 km

• M1: 34,707 km (0.078 R)
• M2: 298,448 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.98 AU - 1.4 AU

Year: 563 Days

Day: 47.8 Hours

Environment

Temp: -80 °C

Axial Tilt: 45.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.6 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.2

Radius: 8.4

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 3.8 AU - 4.2 AU

Year: 3468 Days

Day: 13.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 29,005,669 km

• M1: 183,557 km (0.097 R)
• M2: 671,395 km (0.071 R)
• M3: 1,213,538 km (0.101 R)
• M4: 1,914,853 km (0.114 R)
• M5: 3,006,020 km (0.101 R)
• M6: 4,005,184 km (0.116 R)
• M7: 5,022,449 km (0.097 R)
• M8: 6,617,761 km (0.097 R)
• M9: 9,701,721 km (0.095 R)
• M10: 13,349,516 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663.8

Radius: 10.5

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 4.14 AU - 4.36 AU

Year: 3798 Days

Day: 8 Hours

Environment

Temp: -154 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 29,005,669 km

• M1: 178,919 km (0.055 R)
• M2: 606,919 km (0.106 R)
• M3: 1,060,948 km (0.116 R)
• M4: 1,690,606 km (0.104 R)
• M5: 2,765,915 km (0.046 R)
• M6: 3,186,734 km (0.083 R)
• M7: 3,650,338 km (0.108 R)
• M8: 4,136,381 km (0.078 R)
• M9: 4,641,274 km (0.03 R)
• M10: 8,154,131 km (0.098 R)
• M11: 9,956,037 km (0.039 R)
• M12: 10,653,762 km (0.118 R)
• M13: 11,873,583 km (0.109 R)
• M14: 12,847,764 km (0.06 R)
• M15: 13,330,068 km (0.092 R)
• M16: 13,774,374 km (0.07 R)
• M17: 18,594,118 km (0.107 R)
• M18: 23,349,385 km (0.08 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 27.8

Radius: 4.1

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 13.93 AU - 14.61 AU

Year: 23367 Days

Day: 16.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,005,669 km

• M1: 68,217 km (0.101 R)
• M2: 330,761 km (0.074 R)
• M3: 779,255 km (0.073 R)
• M4: 1,008,738 km (0.105 R)
• M5: 1,665,024 km (0.099 R)
• M6: 2,321,161 km (0.089 R)
• M7: 3,415,918 km (0.114 R)
• M8: 3,627,000 km (0.089 R)
• M9: 4,193,079 km (0.112 R)
• M10: 6,852,031 km (0.03 R)
• M11: 14,987,313 km (0.039 R)
• M12: 22,818,911 km (0.099 R)
• M13: 24,486,030 km (0.058 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 282 - 15,033 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit