🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.41 AU - 0.63 AU

Year: 132 Days

Day: 36.9 Hours

Environment

Temp: 255 °C

Axial Tilt: 47.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.98 AU - 1.24 AU

Year: 411 Days

Day: 31.4 Hours

Environment

Temp: 19 °C

Axial Tilt: 12.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 1.3 AU - 1.52 AU

Year: 588 Days

Day: 27.6 Hours

Environment

Temp: 2 °C

Axial Tilt: 5.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.31 AU - 1.51 AU

Year: 588 Days

Day: 34.1 Hours

Environment

Temp: 6 °C

Axial Tilt: 24.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 35,187,707 km

• M1: 130,599 km (0.087 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.19 AU - 1.99 AU

Year: 705 Days

Day: 36.6 Hours

Environment

Temp: -21 °C

Axial Tilt: 169.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.59 AU - 2.53 AU

Year: 1039 Days

Day: 33.5 Hours

Environment

Temp: -65 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.71 AU - 3.89 AU

Year: 2107 Days

Day: 14.5 Hours

Environment

Temp: -92 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,187,707 km

• M1: 59,839 km (0.067 R)

Asteroid Belt

Center: 5.84 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.1

Radius: 12

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 7.98 AU - 8.78 AU

Year: 8526 Days

Day: 12.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 35,187,707 km

• M1: 149,299 km (0.068 R)
• M2: 591,211 km (0.089 R)
• M3: 1,053,767 km (0.092 R)
• M4: 2,357,214 km (0.06 R)
• M5: 4,717,718 km (0.061 R)
• M6: 5,120,586 km (0.054 R)
• M7: 5,546,491 km (0.097 R)
• M8: 7,421,550 km (0.081 R)
• M9: 8,386,756 km (0.117 R)
• M10: 8,899,727 km (0.108 R)
• M11: 9,902,033 km (0.114 R)
• M12: 10,341,402 km (0.032 R)
• M13: 12,031,558 km (0.086 R)
• M14: 12,787,776 km (0.075 R)
• M15: 13,682,670 km (0.1 R)
• M16: 17,684,263 km (0.054 R)
• M17: 18,928,619 km (0.105 R)
• M18: 19,812,892 km (0.088 R)
• M19: 23,550,445 km (0.095 R)
• M20: 26,204,760 km (0.068 R)
• M21: 26,708,007 km (0.095 R)
• M22: 27,303,257 km (0.065 R)
• M23: 27,733,800 km (0.047 R)
• M24: 28,874,483 km (0.063 R)
• M25: 29,321,482 km (0.044 R)
• M26: 30,137,538 km (0.097 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.3

Radius: 8.7

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 7.95 AU - 12.77 AU

Year: 11720 Days

Day: 9 Hours

Environment

Temp: -180 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 35,187,707 km

• M1: 111,450 km (0.1 R)
• M2: 557,701 km (0.083 R)
• M3: 1,183,918 km (0.069 R)
• M4: 3,116,872 km (0.116 R)
• M5: 4,466,843 km (0.117 R)
• M6: 5,271,829 km (0.081 R)
• M7: 6,846,945 km (0.061 R)
• M8: 7,386,245 km (0.092 R)
• M9: 8,188,688 km (0.085 R)
• M10: 8,755,066 km (0.101 R)
• M11: 10,944,879 km (0.065 R)
• M12: 12,930,642 km (0.075 R)
• M13: 14,093,915 km (0.057 R)
• M14: 15,265,416 km (0.059 R)
• M15: 16,819,289 km (0.082 R)
• M16: 17,272,720 km (0.08 R)
• M17: 17,800,800 km (0.106 R)
• M18: 25,089,059 km (0.098 R)
• M19: 28,415,816 km (0.112 R)
• M20: 28,782,182 km (0.116 R)
• M21: 30,470,393 km (0.101 R)
• M22: 32,223,381 km (0.08 R)
• M23: 34,977,628 km (0.081 R)

Kuiper Belt

Range: 31.2 - 52.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 417 - 16,690 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit