🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.8 AU - 1.06 AU

Year: 329 Days

Day: 32.9 Hours

Environment

Temp: 154 °C

Axial Tilt: 20.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 68,709,327 km

• M1: 353,350 km (0.095 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.54 AU - 1.9 AU

Year: 828 Days

Day: 36.4 Hours

Environment

Temp: -60 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.24 AU - 2.4 AU

Year: 1297 Days

Day: 45.6 Hours

Environment

Temp: -83 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,709,327 km

• M1: 144,512 km (0.039 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.1 AU - 3.3 AU

Year: 1629 Days

Day: 41.9 Hours

Environment

Temp: -85 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 68,709,327 km

• M1: 45,328 km (0.049 R)
• M2: 710,141 km (0.054 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 2.44 AU - 3.56 AU

Year: 1907 Days

Day: 22.9 Hours

Environment

Temp: -112 °C

Axial Tilt: 49 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 4 AU - 4.96 AU

Year: 3481 Days

Day: 37.4 Hours

Environment

Temp: -126 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 68,709,327 km

• M1: 1,298,360 km (0.082 R)
• M2: 3,050,899 km (0.098 R)

Asteroid Belt

Center: 5.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.4

Radius: 13.3

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 6.93 AU - 7.85 AU

Year: 7375 Days

Day: 10.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 27 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 68,709,327 km

• M1: 165,455 km (0.098 R)
• M2: 581,786 km (0.059 R)
• M3: 1,792,332 km (0.089 R)
• M4: 2,303,508 km (0.088 R)
• M5: 3,682,651 km (0.102 R)
• M6: 5,018,859 km (0.109 R)
• M7: 5,529,736 km (0.095 R)
• M8: 7,867,202 km (0.104 R)
• M9: 10,140,192 km (0.084 R)
• M10: 10,564,302 km (0.071 R)
• M11: 12,036,046 km (0.038 R)
• M12: 13,921,279 km (0.076 R)
• M13: 14,885,138 km (0.053 R)
• M14: 17,599,591 km (0.091 R)
• M15: 19,249,057 km (0.06 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.7

Radius: 11.5

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 6.55 AU - 10.25 AU

Year: 8937 Days

Day: 14.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 68,709,327 km

• M1: 143,464 km (0.086 R)
• M2: 594,053 km (0.112 R)
• M3: 957,726 km (0.077 R)
• M4: 1,407,866 km (0.097 R)
• M5: 2,198,939 km (0.097 R)
• M6: 3,773,905 km (0.117 R)
• M7: 4,258,453 km (0.087 R)
• M8: 4,675,831 km (0.07 R)
• M9: 5,178,031 km (0.116 R)
• M10: 6,324,100 km (0.105 R)
• M11: 7,556,936 km (0.064 R)
• M12: 8,131,841 km (0.087 R)
• M13: 9,027,783 km (0.098 R)
• M14: 16,974,272 km (0.083 R)
• M15: 18,571,977 km (0.067 R)
• M16: 23,560,468 km (0.088 R)
• M17: 28,636,473 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 292.2

Radius: 6

Gravity: 8.12 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 16.69 AU - 17.79 AU

Year: 26277 Days

Day: 23 Hours

Environment

Temp: -200 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,709,327 km

• M1: 79,287 km (0.096 R)
• M2: 315,652 km (0.113 R)
• M3: 516,262 km (0.09 R)
• M4: 866,920 km (0.063 R)
• M5: 1,146,967 km (0.12 R)
• M6: 1,337,405 km (0.109 R)
• M7: 2,452,507 km (0.111 R)
• M8: 2,654,913 km (0.059 R)
• M9: 3,870,546 km (0.095 R)
• M10: 4,114,689 km (0.099 R)
• M11: 4,701,861 km (0.114 R)
• M12: 4,980,113 km (0.103 R)
• M13: 8,199,010 km (0.092 R)
• M14: 8,809,370 km (0.109 R)
• M15: 9,232,732 km (0.116 R)
• M16: 10,350,677 km (0.117 R)
• M17: 11,246,319 km (0.083 R)
• M18: 13,605,029 km (0.106 R)
• M19: 15,807,109 km (0.114 R)
• M20: 18,749,999 km (0.063 R)
• M21: 23,215,046 km (0.111 R)
• M22: 23,415,059 km (0.086 R)
• M23: 23,616,268 km (0.105 R)
• M24: 28,340,569 km (0.034 R)
• M25: 31,899,502 km (0.052 R)
• M26: 40,609,539 km (0.03 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: 351 - 16,002 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit