🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.41 AU - 0.67 AU

Year: 256 Days

Day: 38.7 Hours

Environment

Temp: -122 °C

Axial Tilt: 10 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 894.4

Radius: 10.1

Gravity: 8.77 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.8 AU - 1.32 AU

Year: 705 Days

Day: 5.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,716,113 km

• M1: 126,261 km (0.098 R)
• M2: 481,256 km (0.095 R)
• M3: 923,318 km (0.093 R)
• M4: 1,336,358 km (0.115 R)
• M5: 1,673,103 km (0.101 R)
• M6: 2,009,997 km (0.062 R)
• M7: 2,392,668 km (0.093 R)
• M8: 2,847,895 km (0.096 R)
• M9: 3,306,263 km (0.046 R)
• M10: 3,784,078 km (0.087 R)
• M11: 4,180,064 km (0.051 R)
• M12: 4,671,343 km (0.077 R)
• M13: 5,073,761 km (0.049 R)
• M14: 5,404,821 km (0.112 R)
• M15: 5,828,931 km (0.119 R)
• M16: 6,788,153 km (0.034 R)
• M17: 7,190,870 km (0.054 R)
• M18: 7,970,874 km (0.073 R)
• M19: 8,521,544 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543.8

Radius: 13.4

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.79 AU - 2.17 AU

Year: 1799 Days

Day: 10.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 66,716,113 km

• M1: 172,337 km (0.095 R)
• M2: 730,636 km (0.074 R)
• M3: 1,165,667 km (0.085 R)
• M4: 1,599,351 km (0.08 R)
• M5: 2,075,820 km (0.08 R)
• M6: 2,921,946 km (0.08 R)
• M7: 3,865,011 km (0.029 R)
• M8: 4,838,444 km (0.077 R)
• M9: 5,648,666 km (0.078 R)
• M10: 6,278,024 km (0.104 R)
• M11: 6,953,608 km (0.036 R)
• M12: 8,129,597 km (0.118 R)
• M13: 9,150,154 km (0.058 R)
• M14: 9,756,624 km (0.096 R)
• M15: 11,372,879 km (0.07 R)
• M16: 11,812,697 km (0.112 R)
• M17: 13,121,229 km (0.12 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 403.1

Radius: 4.7

Gravity: 18.25 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 9.94 AU - 10.7 AU

Year: 21406 Days

Day: 23.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 66,716,113 km

• M1: 58,493 km (0.088 R)
• M2: 331,509 km (0.092 R)
• M3: 758,611 km (0.08 R)
• M4: 1,087,577 km (0.112 R)
• M5: 1,634,207 km (0.062 R)
• M6: 3,407,540 km (0.091 R)
• M7: 5,139,435 km (0.12 R)
• M8: 5,932,453 km (0.093 R)
• M9: 6,296,126 km (0.038 R)
• M10: 6,589,038 km (0.086 R)
• M11: 9,323,388 km (0.115 R)
• M12: 9,485,253 km (0.102 R)
• M13: 9,982,217 km (0.115 R)
• M14: 11,088,194 km (0.074 R)
• M15: 16,965,296 km (0.116 R)
• M16: 17,450,592 km (0.076 R)
• M17: 18,195,888 km (0.113 R)
• M18: 18,533,830 km (0.09 R)
• M19: 21,671,645 km (0.113 R)
• M20: 29,900,874 km (0.099 R)
• M21: 36,811,398 km (0.098 R)
• M22: 43,650,714 km (0.092 R)
• M23: 44,713,906 km (0.115 R)
• M24: 50,621,675 km (0.117 R)
• M25: 51,289,929 km (0.041 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: 280 - 13,966 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit