🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.39 AU - 0.63 AU

Year: 165 Days

Day: 25.2 Hours

Environment

Temp: 22 °C

Axial Tilt: 2.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.57 AU - 0.61 AU

Year: 205 Days

Day: 25 Hours

Environment

Temp: -2 °C

Axial Tilt: 0.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.81 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 364.2

Radius: 8.8

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.7 AU - 3.36 AU

Year: 2389 Days

Day: 10.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,872,397 km

• M1: 109,805 km (0.119 R)
• M2: 568,921 km (0.086 R)
• M3: 1,110,166 km (0.104 R)
• M4: 1,601,894 km (0.12 R)
• M5: 2,021,067 km (0.048 R)
• M6: 3,035,640 km (0.112 R)
• M7: 3,698,508 km (0.104 R)
• M8: 3,982,295 km (0.096 R)
• M9: 4,674,335 km (0.113 R)
• M10: 5,266,294 km (0.048 R)
• M11: 5,979,128 km (0.099 R)
• M12: 7,207,625 km (0.106 R)
• M13: 8,907,057 km (0.033 R)
• M14: 11,038,677 km (0.119 R)
• M15: 11,331,740 km (0.111 R)
• M16: 11,818,980 km (0.115 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 115.9

Radius: 7.9

Gravity: 1.86 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 8.77 AU - 13.05 AU

Year: 16326 Days

Day: 20.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,872,397 km

• M1: 98,286 km (0.071 R)
• M2: 467,643 km (0.116 R)
• M3: 1,277,117 km (0.11 R)
• M4: 1,940,135 km (0.076 R)
• M5: 3,115,824 km (0.084 R)
• M6: 6,065,296 km (0.09 R)
• M7: 8,337,538 km (0.107 R)
• M8: 12,726,291 km (0.082 R)
• M9: 21,211,332 km (0.052 R)
• M10: 22,930,960 km (0.105 R)
• M11: 29,206,441 km (0.074 R)
• M12: 30,063,487 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 345.5

Radius: 3.5

Gravity: 28.2 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 13.53 AU - 15.29 AU

Year: 24782 Days

Day: 20.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 69,872,397 km

• M1: 51,312 km (0.066 R)
• M2: 340,335 km (0.086 R)
• M3: 569,369 km (0.095 R)
• M4: 690,245 km (0.091 R)
• M5: 1,121,535 km (0.08 R)
• M6: 1,343,090 km (0.116 R)
• M7: 3,328,702 km (0.099 R)
• M8: 3,875,183 km (0.056 R)
• M9: 7,339,720 km (0.099 R)
• M10: 9,749,144 km (0.082 R)
• M11: 17,503,998 km (0.102 R)
• M12: 18,868,480 km (0.081 R)
• M13: 19,220,334 km (0.053 R)
• M14: 35,129,769 km (0.072 R)
• M15: 49,436,860 km (0.102 R)
• M16: 53,536,740 km (0.106 R)
• M17: 55,489,291 km (0.05 R)
• M18: 66,980,502 km (0.058 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 217 - 12,602 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit