🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.81 AU - 1.09 AU

Year: 333 Days

Day: 20.3 Hours

Environment

Temp: 149 °C

Axial Tilt: 0.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.91 AU - 1.19 AU

Year: 387 Days

Day: 20.4 Hours

Environment

Temp: 18 °C

Axial Tilt: 4.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.06 AU - 1.5 AU

Year: 521 Days

Day: 39 Hours

Environment

Temp: 8 °C

Axial Tilt: 18.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.46

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.35 AU - 1.73 AU

Year: 688 Days

Day: 24.1 Hours

Environment

Temp: -32 °C

Axial Tilt: 24.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.95 AU - 2.13 AU

Year: 1049 Days

Day: 15.9 Hours

Environment

Temp: -53 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45.9

Radius: 13.8

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.27 AU - 6.15 AU

Year: 4280 Days

Day: 14.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 83,466,228 km

• M1: 171,589 km (0.1 R)
• M2: 983,905 km (0.057 R)
• M3: 1,548,637 km (0.102 R)
• M4: 3,065,410 km (0.086 R)
• M5: 3,654,975 km (0.099 R)
• M6: 4,302,584 km (0.025 R)
• M7: 6,129,474 km (0.068 R)
• M8: 9,299,452 km (0.12 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 531.9

Radius: 4.2

Gravity: 30.15 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 15.89 AU - 18.87 AU

Year: 26076 Days

Day: 16.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 83,466,228 km

• M1: 52,958 km (0.098 R)
• M2: 266,733 km (0.087 R)
• M3: 813,812 km (0.104 R)
• M4: 1,657,844 km (0.053 R)
• M5: 2,513,244 km (0.101 R)
• M6: 2,837,124 km (0.114 R)
• M7: 3,690,280 km (0.077 R)
• M8: 4,738,662 km (0.091 R)
• M9: 5,843,442 km (0.055 R)
• M10: 7,109,489 km (0.111 R)
• M11: 10,667,824 km (0.098 R)
• M12: 15,418,753 km (0.066 R)
• M13: 17,800,800 km (0.12 R)
• M14: 18,069,628 km (0.101 R)
• M15: 19,266,411 km (0.051 R)
• M16: 23,385,289 km (0.084 R)
• M17: 24,916,124 km (0.12 R)
• M18: 25,820,144 km (0.096 R)
• M19: 39,030,683 km (0.105 R)
• M20: 40,711,864 km (0.081 R)
• M21: 42,600,238 km (0.09 R)
• M22: 43,242,461 km (0.104 R)
• M23: 44,546,207 km (0.094 R)
• M24: 48,092,873 km (0.113 R)
• M25: 50,380,225 km (0.112 R)
• M26: 52,188,115 km (0.093 R)
• M27: 77,842,055 km (0.117 R)

Kuiper Belt

Range: 30.5 - 54.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 259 - 12,822 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit