🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.62 AU - 0.64 AU

Year: 191 Days

Day: 38.6 Hours

Environment

Temp: 193 °C

Axial Tilt: 45.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.78 AU - 3.34 AU

Year: 2050 Days

Day: 23.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 47.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 31,878,065 km

• M1: 14,212 km (0.093 R)
• M2: 575,204 km (0.067 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.77 AU - 3.47 AU

Year: 2110 Days

Day: 36.2 Hours

Environment

Temp: -127 °C

Axial Tilt: 11 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.72 AU - 4.4 AU

Year: 2572 Days

Day: 43.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 29 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,878,065 km

• M1: 27,825 km (0.089 R)

Asteroid Belt

Center: 4.03 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.5

Radius: 12.3

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 3.6 AU - 5.4 AU

Year: 3655 Days

Day: 12.8 Hours

Environment

Temp: -132 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,878,065 km

• M1: 169,195 km (0.075 R)
• M2: 663,616 km (0.099 R)
• M3: 1,180,926 km (0.057 R)
• M4: 1,851,872 km (0.087 R)
• M5: 2,527,606 km (0.106 R)
• M6: 3,732,018 km (0.076 R)
• M7: 6,181,982 km (0.097 R)
• M8: 7,496,050 km (0.064 R)
• M9: 9,173,940 km (0.119 R)
• M10: 10,342,449 km (0.117 R)
• M11: 14,191,452 km (0.029 R)
• M12: 17,366,368 km (0.054 R)
• M13: 18,006,647 km (0.103 R)
• M14: 19,896,218 km (0.055 R)
• M15: 20,340,673 km (0.104 R)
• M16: 21,052,310 km (0.063 R)
• M17: 23,147,578 km (0.038 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.3

Radius: 13.2

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 3.6 AU - 5.4 AU

Year: 3655 Days

Day: 10.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 31,878,065 km

• M1: 164,258 km (0.066 R)
• M2: 710,590 km (0.109 R)
• M3: 1,188,256 km (0.054 R)
• M4: 1,635,703 km (0.067 R)
• M5: 2,246,960 km (0.071 R)
• M6: 2,857,469 km (0.114 R)
• M7: 4,998,813 km (0.059 R)
• M8: 5,540,507 km (0.104 R)
• M9: 6,046,447 km (0.096 R)
• M10: 7,348,397 km (0.11 R)
• M11: 7,841,322 km (0.107 R)
• M12: 8,294,604 km (0.111 R)
• M13: 9,795,220 km (0.109 R)
• M14: 10,393,312 km (0.096 R)
• M15: 10,978,389 km (0.113 R)
• M16: 15,054,782 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.7

Radius: 13.8

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 5.13 AU - 7.95 AU

Year: 6404 Days

Day: 9.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,878,065 km

• M1: 172,038 km (0.045 R)
• M2: 716,424 km (0.109 R)
• M3: 2,243,669 km (0.119 R)
• M4: 3,162,948 km (0.119 R)
• M5: 3,595,884 km (0.098 R)
• M6: 4,346,267 km (0.094 R)
• M7: 7,802,277 km (0.12 R)
• M8: 10,128,374 km (0.108 R)
• M9: 11,375,721 km (0.061 R)
• M10: 14,701,282 km (0.055 R)
• M11: 16,682,855 km (0.089 R)
• M12: 17,403,468 km (0.11 R)
• M13: 19,762,926 km (0.091 R)
• M14: 21,475,223 km (0.081 R)
• M15: 30,082,486 km (0.115 R)
• M16: 31,843,403 km (0.088 R)
• M17: 36,654,620 km (0.061 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 399

Radius: 14.6

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 5.55 AU - 8.47 AU

Year: 7106 Days

Day: 13.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 31,878,065 km

• M1: 181,761 km (0.118 R)
• M2: 1,722,919 km (0.049 R)
• M3: 3,327,505 km (0.097 R)
• M4: 3,819,982 km (0.048 R)
• M5: 5,512,831 km (0.088 R)
• M6: 6,430,165 km (0.116 R)
• M7: 7,027,958 km (0.039 R)
• M8: 8,031,910 km (0.091 R)
• M9: 13,287,881 km (0.11 R)
• M10: 14,483,617 km (0.055 R)
• M11: 20,483,240 km (0.116 R)
• M12: 22,226,653 km (0.105 R)
• M13: 26,676,591 km (0.079 R)
• M14: 28,400,258 km (0.078 R)
• M15: 31,499,178 km (0.061 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: 335 - 18,129 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit