🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.58 AU - 0.72 AU

Year: 192 Days

Day: 25.8 Hours

Environment

Temp: 144 °C

Axial Tilt: 31.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.67 AU - 1.09 AU

Year: 303 Days

Day: 46.3 Hours

Environment

Temp: 138 °C

Axial Tilt: 12.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.42 AU - 1.96 AU

Year: 806 Days

Day: 17.7 Hours

Environment

Temp: -52 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.52 AU - 2.36 AU

Year: 992 Days

Day: 12.8 Hours

Environment

Temp: -69 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,394,016 km

• M1: 40,391 km (0.046 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.36 AU - 2.36 AU

Year: 1331 Days

Day: 39.3 Hours

Environment

Temp: -85 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,394,016 km

• M1: 22,290 km (0.111 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.38 AU - 3.02 AU

Year: 1629 Days

Day: 42.3 Hours

Environment

Temp: -93 °C

Axial Tilt: 139.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,394,016 km

• M1: 40,840 km (0.082 R)

Asteroid Belt

Center: 3.53 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Terrestrial

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 3.47 AU - 5.25 AU

Year: 3342 Days

Day: 24.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.3

Radius: 14.1

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.47 AU - 5.09 AU

Year: 3836 Days

Day: 9.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,394,016 km

• M1: 176,376 km (0.116 R)
• M2: 775,815 km (0.071 R)
• M3: 1,319,004 km (0.079 R)
• M4: 1,958,984 km (0.098 R)
• M5: 2,405,235 km (0.03 R)
• M6: 2,903,395 km (0.116 R)
• M7: 3,374,180 km (0.114 R)
• M8: 3,896,277 km (0.106 R)
• M9: 4,613,299 km (0.11 R)
• M10: 5,443,418 km (0.118 R)
• M11: 6,165,826 km (0.107 R)
• M12: 7,434,565 km (0.066 R)
• M13: 9,095,850 km (0.119 R)
• M14: 9,557,060 km (0.03 R)
• M15: 10,074,519 km (0.117 R)
• M16: 12,011,961 km (0.111 R)
• M17: 13,882,682 km (0.087 R)
• M18: 15,233,402 km (0.096 R)
• M19: 16,670,140 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 678.5

Radius: 6.8

Gravity: 14.67 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 14.68 AU - 18.06 AU

Year: 24313 Days

Day: 18 Hours

Environment

Temp: -188 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 86,394,016 km

• M1: 84,523 km (0.088 R)
• M2: 316,399 km (0.117 R)
• M3: 547,079 km (0.116 R)
• M4: 978,819 km (0.057 R)
• M5: 1,482,216 km (0.082 R)
• M6: 1,859,950 km (0.101 R)
• M7: 2,581,910 km (0.107 R)
• M8: 6,253,341 km (0.116 R)
• M9: 6,524,861 km (0.038 R)
• M10: 8,107,905 km (0.118 R)
• M11: 11,134,270 km (0.116 R)
• M12: 11,873,583 km (0.101 R)
• M13: 12,220,351 km (0.056 R)
• M14: 13,375,396 km (0.113 R)
• M15: 14,839,510 km (0.117 R)
• M16: 16,237,353 km (0.084 R)
• M17: 17,541,697 km (0.107 R)
• M18: 19,387,585 km (0.056 R)
• M19: 28,437,957 km (0.072 R)
• M20: 30,715,285 km (0.102 R)
• M21: 46,464,500 km (0.063 R)
• M22: 47,152,501 km (0.092 R)
• M23: 63,004,190 km (0.048 R)
• M24: 67,512,023 km (0.078 R)
• M25: 70,182,195 km (0.093 R)
• M26: 73,850,634 km (0.117 R)
• M27: 74,318,128 km (0.107 R)
• M28: 76,207,250 km (0.117 R)
• M29: 85,877,256 km (0.06 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 316 - 10,471 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit