🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.52 AU - 0.8 AU

Year: 206 Days

Day: 23 Hours

Environment

Temp: 178 °C

Axial Tilt: 29.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.87 AU - 0.93 AU

Year: 329 Days

Day: 32.5 Hours

Environment

Temp: 6 °C

Axial Tilt: 45.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.77 AU - 1.27 AU

Year: 397 Days

Day: 21.6 Hours

Environment

Temp: -3 °C

Axial Tilt: 12.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.04 AU - 1.26 AU

Year: 475 Days

Day: 44.3 Hours

Environment

Temp: -19 °C

Axial Tilt: 11.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.96 AU - 1.48 AU

Year: 519 Days

Day: 32.6 Hours

Environment

Temp: -36 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.32 AU - 1.34 AU

Year: 591 Days

Day: 38.6 Hours

Environment

Temp: -34 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,619,777 km

• M1: 55,650 km (0.084 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.29 AU - 3.73 AU

Year: 2532 Days

Day: 42.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 81.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.5

Radius: 8.7

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 4.73 AU - 6.59 AU

Year: 5184 Days

Day: 10.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,619,777 km

• M1: 110,104 km (0.115 R)
• M2: 933,192 km (0.113 R)
• M3: 2,797,630 km (0.065 R)
• M4: 3,564,468 km (0.102 R)
• M5: 4,529,674 km (0.102 R)
• M6: 5,049,826 km (0.057 R)
• M7: 6,765,265 km (0.112 R)
• M8: 7,293,794 km (0.119 R)
• M9: 7,568,156 km (0.056 R)
• M10: 8,073,049 km (0.103 R)
• M11: 8,906,608 km (0.079 R)
• M12: 9,397,888 km (0.116 R)
• M13: 10,666,478 km (0.096 R)
• M14: 11,180,496 km (0.045 R)
• M15: 14,811,386 km (0.052 R)
• M16: 18,930,414 km (0.12 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.6

Radius: 10.9

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 7.38 AU - 10.72 AU

Year: 10482 Days

Day: 11.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 41,619,777 km

• M1: 135,685 km (0.113 R)
• M2: 739,612 km (0.072 R)
• M3: 2,664,039 km (0.097 R)
• M4: 3,270,957 km (0.103 R)
• M5: 5,274,073 km (0.042 R)
• M6: 5,957,586 km (0.109 R)
• M7: 8,538,298 km (0.12 R)
• M8: 9,621,387 km (0.069 R)
• M9: 12,168,440 km (0.091 R)
• M10: 24,772,809 km (0.089 R)
• M11: 30,591,269 km (0.101 R)
• M12: 32,895,375 km (0.054 R)
• M13: 34,642,229 km (0.112 R)
• M14: 38,677,632 km (0.097 R)
• M15: 39,278,567 km (0.108 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 121.6

Radius: 3.5

Gravity: 9.93 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 10.96 AU - 16.14 AU

Year: 19203 Days

Day: 17.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 41,619,777 km

• M1: 46,824 km (0.1 R)
• M2: 337,792 km (0.044 R)
• M3: 529,876 km (0.068 R)
• M4: 701,016 km (0.081 R)
• M5: 817,253 km (0.047 R)
• M6: 3,280,382 km (0.114 R)
• M7: 3,489,370 km (0.075 R)
• M8: 3,806,967 km (0.104 R)
• M9: 4,995,073 km (0.102 R)
• M10: 5,822,349 km (0.092 R)
• M11: 6,663,239 km (0.103 R)
• M12: 7,112,780 km (0.108 R)
• M13: 9,159,429 km (0.067 R)
• M14: 9,296,161 km (0.117 R)
• M15: 10,048,489 km (0.034 R)
• M16: 11,408,782 km (0.12 R)
• M17: 12,830,112 km (0.027 R)
• M18: 12,944,105 km (0.111 R)
• M19: 14,182,327 km (0.119 R)
• M20: 15,304,610 km (0.094 R)
• M21: 15,497,143 km (0.117 R)
• M22: 20,698,361 km (0.094 R)
• M23: 21,975,628 km (0.111 R)
• M24: 22,138,839 km (0.117 R)
• M25: 24,422,900 km (0.09 R)
• M26: 25,938,775 km (0.106 R)
• M27: 29,156,326 km (0.117 R)
• M28: 29,452,380 km (0.103 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 10,966 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit