🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.65 AU - 0.91 AU

Year: 262 Days

Day: 47.6 Hours

Environment

Temp: 88 °C

Axial Tilt: 38.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.94 AU - 1.46 AU

Year: 501 Days

Day: 19.7 Hours

Environment

Temp: -28 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.21 AU - 1.47 AU

Year: 591 Days

Day: 20.5 Hours

Environment

Temp: -39 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.11 AU - 2.67 AU

Year: 1407 Days

Day: 39.5 Hours

Environment

Temp: -98 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 50,807,699 km

• M1: 209,138 km (0.116 R)
• M2: 579,542 km (0.097 R)

Asteroid Belt

Center: 5.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.6

Radius: 9.1

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 7.79 AU - 10.05 AU

Year: 10145 Days

Day: 8.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 50,807,699 km

• M1: 115,938 km (0.078 R)
• M2: 871,856 km (0.105 R)
• M3: 2,540,022 km (0.094 R)
• M4: 2,827,549 km (0.078 R)
• M5: 4,713,829 km (0.08 R)
• M6: 7,491,263 km (0.079 R)
• M7: 7,875,430 km (0.101 R)
• M8: 12,310,259 km (0.059 R)
• M9: 12,720,905 km (0.073 R)
• M10: 14,230,647 km (0.048 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 215

Radius: 6.8

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 12.91 AU - 14.65 AU

Year: 19479 Days

Day: 24.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,807,699 km

• M1: 84,672 km (0.074 R)
• M2: 347,217 km (0.111 R)
• M3: 785,688 km (0.092 R)
• M4: 1,186,162 km (0.063 R)
• M5: 2,334,774 km (0.059 R)
• M6: 4,202,354 km (0.09 R)
• M7: 4,584,576 km (0.091 R)
• M8: 5,118,940 km (0.089 R)
• M9: 7,299,329 km (0.119 R)
• M10: 9,478,072 km (0.054 R)
• M11: 11,316,929 km (0.069 R)
• M12: 11,768,416 km (0.102 R)
• M13: 12,173,377 km (0.086 R)
• M14: 12,408,844 km (0.106 R)
• M15: 13,569,125 km (0.067 R)
• M16: 15,408,581 km (0.091 R)
• M17: 32,913,327 km (0.032 R)
• M18: 38,687,356 km (0.097 R)
• M19: 43,710,852 km (0.111 R)
• M20: 46,092,450 km (0.117 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 493 - 11,654 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit