🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.63 AU - 0.81 AU

Year: 230 Days

Day: 31.2 Hours

Environment

Temp: 180 °C

Axial Tilt: 19.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 43,832,834 km

• M1: 17,054 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1 AU - 1.48 AU

Year: 520 Days

Day: 32.3 Hours

Environment

Temp: -16 °C

Axial Tilt: 27.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.25 AU - 1.83 AU

Year: 720 Days

Day: 45.3 Hours

Environment

Temp: -57 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 3.07 AU - 4.19 AU

Year: 2605 Days

Day: 45 Hours

Environment

Temp: -115 °C

Axial Tilt: 46.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,832,834 km

• M1: 300,542 km (0.064 R)

Asteroid Belt

Center: 3.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 3.98 AU - 4.42 AU

Year: 3243 Days

Day: 24 Hours

Environment

Temp: -133 °C

Axial Tilt: 12.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 43,832,834 km

• M1: 32,912 km (0.108 R)
• M2: 1,621,940 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.1

Radius: 12.2

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 4.56 AU - 4.56 AU

Year: 3668 Days

Day: 14.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,832,834 km

• M1: 151,692 km (0.056 R)
• M2: 586,573 km (0.118 R)
• M3: 1,853,667 km (0.041 R)
• M4: 2,334,026 km (0.105 R)
• M5: 2,760,978 km (0.119 R)
• M6: 3,373,432 km (0.09 R)
• M7: 4,030,915 km (0.066 R)
• M8: 4,414,184 km (0.057 R)
• M9: 5,713,143 km (0.094 R)
• M10: 6,649,625 km (0.118 R)
• M11: 10,702,531 km (0.092 R)
• M12: 11,221,336 km (0.091 R)
• M13: 13,666,214 km (0.071 R)
• M14: 16,052,300 km (0.091 R)
• M15: 16,963,950 km (0.089 R)
• M16: 20,958,811 km (0.09 R)
• M17: 22,255,974 km (0.088 R)
• M18: 23,173,907 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 955.2

Radius: 8.5

Gravity: 13.22 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 6.39 AU - 6.95 AU

Year: 6490 Days

Day: 8.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 43,832,834 km

• M1: 125,513 km (0.077 R)
• M2: 492,626 km (0.096 R)
• M3: 850,763 km (0.102 R)
• M4: 1,544,448 km (0.113 R)
• M5: 2,216,891 km (0.089 R)
• M6: 2,905,490 km (0.113 R)
• M7: 4,902,771 km (0.045 R)
• M8: 7,061,319 km (0.108 R)
• M9: 9,600,892 km (0.105 R)
• M10: 10,551,287 km (0.093 R)
• M11: 11,720,395 km (0.088 R)
• M12: 11,985,482 km (0.089 R)
• M13: 13,372,105 km (0.073 R)
• M14: 14,677,945 km (0.07 R)
• M15: 16,659,668 km (0.107 R)
• M16: 16,995,216 km (0.066 R)
• M17: 21,381,575 km (0.113 R)
• M18: 22,504,008 km (0.083 R)
• M19: 25,569,866 km (0.081 R)
• M20: 27,017,675 km (0.093 R)
• M21: 28,044,215 km (0.115 R)
• M22: 29,290,814 km (0.043 R)
• M23: 30,075,904 km (0.092 R)
• M24: 34,647,465 km (0.097 R)
• M25: 37,440,757 km (0.072 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.1

Radius: 9.7

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 8.55 AU - 10.53 AU

Year: 11101 Days

Day: 9.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 43,832,834 km

• M1: 123,418 km (0.059 R)
• M2: 854,054 km (0.102 R)
• M3: 1,422,825 km (0.096 R)
• M4: 1,900,043 km (0.039 R)
• M5: 3,382,408 km (0.075 R)
• M6: 3,869,648 km (0.096 R)
• M7: 4,292,711 km (0.114 R)
• M8: 4,894,693 km (0.098 R)
• M9: 5,650,461 km (0.1 R)
• M10: 7,196,705 km (0.096 R)
• M11: 7,797,191 km (0.09 R)
• M12: 8,173,280 km (0.071 R)
• M13: 9,562,445 km (0.078 R)
• M14: 11,419,105 km (0.092 R)
• M15: 12,744,991 km (0.102 R)
• M16: 15,049,695 km (0.116 R)
• M17: 17,195,378 km (0.076 R)
• M18: 19,007,905 km (0.089 R)
• M19: 20,625,956 km (0.034 R)
• M20: 20,944,300 km (0.105 R)
• M21: 23,008,601 km (0.04 R)
• M22: 27,730,508 km (0.049 R)
• M23: 30,010,978 km (0.108 R)
• M24: 30,936,391 km (0.054 R)
• M25: 33,169,588 km (0.098 R)
• M26: 33,716,817 km (0.113 R)
• M27: 36,892,780 km (0.04 R)
• M28: 37,480,101 km (0.117 R)
• M29: 39,279,763 km (0.119 R)
• M30: 39,646,577 km (0.068 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 330 - 10,532 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit