🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.53 AU - 0.85 AU

Year: 215 Days

Day: 28.2 Hours

Environment

Temp: 147 °C

Axial Tilt: 26.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.83 AU - 1.33 AU

Year: 421 Days

Day: 38.4 Hours

Environment

Temp: 17 °C

Axial Tilt: 22.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.12 AU - 2.92 AU

Year: 1499 Days

Day: 28.9 Hours

Environment

Temp: -93 °C

Axial Tilt: 21.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 23,523,667 km

• M1: 41,439 km (0.108 R)
• M2: 218,862 km (0.079 R)

Asteroid Belt

Center: 3.95 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.2

Radius: 9.5

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 4.65 AU - 6.09 AU

Year: 4663 Days

Day: 6.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 23,523,667 km

• M1: 159,471 km (0.066 R)
• M2: 472,280 km (0.086 R)
• M3: 1,641,089 km (0.051 R)
• M4: 3,805,022 km (0.083 R)
• M5: 7,050,099 km (0.05 R)
• M6: 7,675,119 km (0.038 R)
• M7: 8,422,061 km (0.075 R)
• M8: 8,946,252 km (0.086 R)
• M9: 9,461,317 km (0.042 R)
• M10: 11,864,757 km (0.073 R)
• M11: 12,191,478 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 316.3

Radius: 12.5

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 5.5 AU - 5.84 AU

Year: 5059 Days

Day: 8.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 23,523,667 km

• M1: 156,479 km (0.109 R)
• M2: 556,803 km (0.054 R)
• M3: 1,488,948 km (0.12 R)
• M4: 1,924,128 km (0.12 R)
• M5: 2,415,258 km (0.104 R)
• M6: 3,024,271 km (0.096 R)
• M7: 3,595,136 km (0.077 R)
• M8: 4,347,913 km (0.109 R)
• M9: 7,798,836 km (0.11 R)
• M10: 8,239,701 km (0.11 R)
• M11: 8,841,234 km (0.096 R)
• M12: 9,434,091 km (0.088 R)
• M13: 10,907,181 km (0.059 R)
• M14: 15,018,878 km (0.102 R)
• M15: 16,518,447 km (0.051 R)
• M16: 18,951,806 km (0.057 R)
• M17: 22,624,135 km (0.116 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 209 - 10,455 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit