🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.52 AU - 0.82 AU

Year: 201 Days

Day: 36.3 Hours

Environment

Temp: 212 °C

Axial Tilt: 24.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.87 AU - 1.01 AU

Year: 335 Days

Day: 29.6 Hours

Environment

Temp: 47 °C

Axial Tilt: 3.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 67,634,773 km

• M1: 85,420 km (0.07 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.11 AU - 1.73 AU

Year: 621 Days

Day: 38.4 Hours

Environment

Temp: -26 °C

Axial Tilt: 22 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 11.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.6

Radius: 14.2

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 9.6 AU - 13.9 AU

Year: 14785 Days

Day: 8 Hours

Environment

Temp: -193 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 67,634,773 km

• M1: 176,525 km (0.118 R)
• M2: 835,654 km (0.101 R)
• M3: 1,346,381 km (0.089 R)
• M4: 2,123,991 km (0.062 R)
• M5: 2,995,847 km (0.06 R)
• M6: 3,674,872 km (0.064 R)
• M7: 5,170,402 km (0.103 R)
• M8: 6,268,450 km (0.071 R)
• M9: 6,873,125 km (0.047 R)
• M10: 8,825,676 km (0.116 R)
• M11: 9,482,859 km (0.085 R)
• M12: 10,172,655 km (0.062 R)
• M13: 11,892,582 km (0.09 R)
• M14: 14,478,082 km (0.07 R)
• M15: 15,179,098 km (0.096 R)
• M16: 16,347,607 km (0.086 R)
• M17: 19,955,907 km (0.067 R)
• M18: 21,991,336 km (0.054 R)
• M19: 26,679,284 km (0.031 R)
• M20: 27,733,650 km (0.037 R)
• M21: 29,478,260 km (0.079 R)
• M22: 32,944,742 km (0.095 R)
• M23: 35,780,220 km (0.112 R)
• M24: 37,846,167 km (0.086 R)
• M25: 39,042,651 km (0.092 R)
• M26: 40,401,448 km (0.08 R)
• M27: 46,756,964 km (0.068 R)
• M28: 53,749,169 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 216.3

Radius: 4.8

Gravity: 9.39 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 14.07 AU - 23.45 AU

Year: 29828 Days

Day: 17.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 67,634,773 km

• M1: 59,690 km (0.077 R)
• M2: 363,224 km (0.109 R)
• M3: 560,693 km (0.098 R)
• M4: 1,495,979 km (0.083 R)
• M5: 4,683,012 km (0.089 R)
• M6: 8,608,310 km (0.051 R)
• M7: 15,322,712 km (0.113 R)
• M8: 15,625,348 km (0.12 R)
• M9: 16,636,779 km (0.036 R)
• M10: 16,876,285 km (0.098 R)
• M11: 18,276,970 km (0.078 R)
• M12: 30,909,912 km (0.092 R)
• M13: 32,004,370 km (0.109 R)
• M14: 32,374,924 km (0.045 R)
• M15: 33,630,499 km (0.119 R)
• M16: 43,492,589 km (0.053 R)
• M17: 44,099,358 km (0.088 R)
• M18: 48,505,464 km (0.039 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 271 - 15,954 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit