🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.44 AU - 0.58 AU

Year: 134 Days

Day: 26.8 Hours

Environment

Temp: 179 °C

Axial Tilt: 26.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.52 AU - 0.86 AU

Year: 210 Days

Day: 30.9 Hours

Environment

Temp: 191 °C

Axial Tilt: 5.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.74 AU - 0.92 AU

Year: 278 Days

Day: 28.1 Hours

Environment

Temp: 148 °C

Axial Tilt: 17.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.61 AU - 1.75 AU

Year: 799 Days

Day: 17.2 Hours

Environment

Temp: -52 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.61 AU - 2.51 AU

Year: 1085 Days

Day: 38.4 Hours

Environment

Temp: -79 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,457,073 km

• M1: 212,579 km (0.075 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 3.29 AU - 3.75 AU

Year: 2424 Days

Day: 28.2 Hours

Environment

Temp: -120 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 3.38 AU - 3.94 AU

Year: 2570 Days

Day: 32 Hours

Environment

Temp: -125 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.1

Radius: 12.4

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 4.33 AU - 5.89 AU

Year: 4240 Days

Day: 13.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 30,457,073 km

• M1: 156,180 km (0.072 R)
• M2: 948,750 km (0.101 R)
• M3: 1,682,378 km (0.079 R)
• M4: 2,935,559 km (0.119 R)
• M5: 3,660,062 km (0.092 R)
• M6: 10,631,771 km (0.104 R)
• M7: 16,034,648 km (0.095 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.6

Radius: 13.3

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 4.08 AU - 6.38 AU

Year: 4391 Days

Day: 10.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 30,457,073 km

• M1: 171,589 km (0.074 R)
• M2: 958,922 km (0.108 R)
• M3: 1,626,278 km (0.086 R)
• M4: 2,283,761 km (0.108 R)
• M5: 3,330,497 km (0.088 R)
• M6: 4,207,291 km (0.089 R)
• M7: 5,456,582 km (0.119 R)
• M8: 5,954,294 km (0.094 R)
• M9: 6,873,274 km (0.081 R)
• M10: 8,874,146 km (0.108 R)
• M11: 9,901,733 km (0.108 R)
• M12: 10,779,723 km (0.102 R)
• M13: 11,756,747 km (0.117 R)
• M14: 12,944,704 km (0.084 R)
• M15: 15,157,107 km (0.1 R)
• M16: 16,204,142 km (0.039 R)
• M17: 18,768,250 km (0.115 R)
• M18: 19,298,425 km (0.114 R)
• M19: 21,954,834 km (0.077 R)
• M20: 22,618,151 km (0.109 R)
• M21: 26,715,038 km (0.063 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 347 - 13,370 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit