🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.6 AU - 0.64 AU

Year: 180 Days

Day: 34.5 Hours

Environment

Temp: 180 °C

Axial Tilt: 46.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,599,459 km

• M1: 191,934 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.75 AU - 0.81 AU

Year: 254 Days

Day: 42.3 Hours

Environment

Temp: 141 °C

Axial Tilt: 35.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,599,459 km

• M1: 244,443 km (0.092 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.01 AU - 1.49 AU

Year: 516 Days

Day: 28.6 Hours

Environment

Temp: 3 °C

Axial Tilt: 10.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 2.43 AU - 2.63 AU

Year: 1485 Days

Day: 44.4 Hours

Environment

Temp: -88 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.45 AU - 3.19 AU

Year: 1747 Days

Day: 20 Hours

Environment

Temp: -106 °C

Axial Tilt: 24 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.7

Radius: 10

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 6.42 AU - 7.46 AU

Year: 6746 Days

Day: 14.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,599,459 km

• M1: 124,316 km (0.109 R)
• M2: 886,517 km (0.109 R)
• M3: 1,249,142 km (0.072 R)
• M4: 1,745,807 km (0.05 R)
• M5: 2,384,590 km (0.119 R)
• M6: 2,985,674 km (0.069 R)
• M7: 4,187,843 km (0.03 R)
• M8: 10,007,350 km (0.091 R)
• M9: 11,607,149 km (0.102 R)
• M10: 15,155,311 km (0.076 R)
• M11: 15,663,495 km (0.108 R)
• M12: 17,980,168 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 226.1

Radius: 7.8

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 12.77 AU - 14.25 AU

Year: 18321 Days

Day: 19.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 49,599,459 km

• M1: 107,710 km (0.03 R)
• M2: 357,838 km (0.115 R)
• M3: 631,303 km (0.117 R)
• M4: 1,734,288 km (0.076 R)
• M5: 2,543,912 km (0.053 R)
• M6: 3,870,396 km (0.07 R)
• M7: 4,729,237 km (0.115 R)
• M8: 7,805,568 km (0.096 R)
• M9: 10,367,581 km (0.078 R)
• M10: 14,264,157 km (0.112 R)
• M11: 19,833,087 km (0.109 R)
• M12: 20,156,518 km (0.098 R)
• M13: 28,401,904 km (0.088 R)
• M14: 29,964,304 km (0.066 R)
• M15: 36,184,284 km (0.094 R)
• M16: 38,018,952 km (0.097 R)
• M17: 40,301,218 km (0.09 R)
• M18: 42,673,391 km (0.087 R)
• M19: 44,030,543 km (0.081 R)
• M20: 44,997,693 km (0.111 R)
• M21: 49,155,317 km (0.079 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 234 - 13,300 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit