🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.4 AU - 0.62 AU

Year: 139 Days

Day: 29.7 Hours

Environment

Temp: 156 °C

Axial Tilt: 28.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 38,753,918 km

• M1: 25,132 km (0.104 R)
• M2: 107,112 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.89 AU - 1.01 AU

Year: 355 Days

Day: 28.5 Hours

Environment

Temp: 25 °C

Axial Tilt: 12.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 38,753,918 km

• M1: 555,307 km (0.064 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.19 AU - 3.37 AU

Year: 1775 Days

Day: 28.3 Hours

Environment

Temp: -109 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.15 AU - 3.59 AU

Year: 1862 Days

Day: 39.2 Hours

Environment

Temp: -109 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 3.4 AU - 4.38 AU

Year: 2938 Days

Day: 26.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,753,918 km

• M1: 32,014 km (0.077 R)

Asteroid Belt

Center: 4.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 443.3

Radius: 12

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 4.25 AU - 4.85 AU

Year: 3716 Days

Day: 5.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 38,753,918 km

• M1: 149,598 km (0.112 R)
• M2: 591,809 km (0.091 R)
• M3: 1,167,163 km (0.1 R)
• M4: 1,648,419 km (0.115 R)
• M5: 2,401,345 km (0.063 R)
• M6: 2,857,469 km (0.105 R)
• M7: 3,670,533 km (0.054 R)
• M8: 5,966,561 km (0.115 R)
• M9: 6,781,720 km (0.042 R)
• M10: 7,606,154 km (0.119 R)
• M11: 7,993,463 km (0.07 R)
• M12: 10,132,114 km (0.085 R)
• M13: 11,333,684 km (0.102 R)
• M14: 13,126,465 km (0.068 R)
• M15: 13,543,993 km (0.06 R)
• M16: 15,818,778 km (0.094 R)
• M17: 20,301,628 km (0.034 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.6

Radius: 14.5

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 4.57 AU - 6.87 AU

Year: 5238 Days

Day: 8.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 38,753,918 km

• M1: 181,462 km (0.116 R)
• M2: 819,497 km (0.107 R)
• M3: 1,315,414 km (0.118 R)
• M4: 2,397,306 km (0.115 R)
• M5: 2,855,674 km (0.098 R)
• M6: 3,934,424 km (0.115 R)
• M7: 4,452,930 km (0.109 R)
• M8: 4,905,015 km (0.104 R)
• M9: 7,088,546 km (0.113 R)
• M10: 7,922,703 km (0.117 R)
• M11: 10,519,124 km (0.107 R)
• M12: 13,774,074 km (0.081 R)
• M13: 14,883,343 km (0.103 R)
• M14: 16,001,287 km (0.114 R)
• M15: 17,070,463 km (0.09 R)
• M16: 17,649,108 km (0.047 R)

Asteroid Belt

Center: 8.08 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.8

Radius: 9

Gravity: 7.86 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 7.87 AU - 12.99 AU

Year: 12897 Days

Day: 12.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 38,753,918 km

• M1: 113,694 km (0.098 R)
• M2: 462,108 km (0.103 R)
• M3: 776,263 km (0.115 R)
• M4: 2,545,109 km (0.087 R)
• M5: 2,982,533 km (0.097 R)
• M6: 3,732,467 km (0.059 R)
• M7: 5,052,518 km (0.073 R)
• M8: 8,254,511 km (0.096 R)
• M9: 9,517,566 km (0.086 R)
• M10: 10,248,801 km (0.099 R)
• M11: 10,738,285 km (0.078 R)
• M12: 12,544,679 km (0.079 R)
• M13: 18,205,163 km (0.077 R)
• M14: 27,906,436 km (0.074 R)
• M15: 30,947,760 km (0.081 R)
• M16: 33,369,002 km (0.077 R)
• M17: 51,225,303 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 78.7

Radius: 5.9

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 12.61 AU - 16.67 AU

Year: 21448 Days

Day: 21.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 38,753,918 km

• M1: 73,453 km (0.103 R)
• M2: 401,820 km (0.094 R)
• M3: 656,286 km (0.104 R)
• M4: 860,337 km (0.086 R)
• M5: 1,203,515 km (0.098 R)
• M6: 1,567,038 km (0.064 R)
• M7: 2,195,798 km (0.109 R)
• M8: 5,114,302 km (0.094 R)
• M9: 5,326,133 km (0.088 R)
• M10: 5,606,779 km (0.079 R)
• M11: 6,939,396 km (0.107 R)
• M12: 7,777,593 km (0.06 R)
• M13: 14,212,097 km (0.107 R)
• M14: 19,289,598 km (0.025 R)
• M15: 21,872,106 km (0.057 R)
• M16: 22,673,502 km (0.114 R)
• M17: 26,613,162 km (0.097 R)
• M18: 27,067,192 km (0.094 R)
• M19: 35,049,584 km (0.113 R)
• M20: 36,145,838 km (0.093 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 271 - 19,198 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit