🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.5 AU - 0.84 AU

Year: 211 Days

Day: 13.1 Hours

Environment

Temp: 129 °C

Axial Tilt: 28.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.73 AU - 0.81 AU

Year: 260 Days

Day: 21.5 Hours

Environment

Temp: 139 °C

Axial Tilt: 47 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.8 AU - 0.84 AU

Year: 286 Days

Day: 32.7 Hours

Environment

Temp: 29 °C

Axial Tilt: 38.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.66 AU - 1.8 AU

Year: 876 Days

Day: 17.9 Hours

Environment

Temp: -64 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 2.26 AU - 2.62 AU

Year: 1467 Days

Day: 15.3 Hours

Environment

Temp: -98 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,392,596 km

• M1: 99,632 km (0.05 R)

Asteroid Belt

Center: 3.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.7

Radius: 12.9

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 3.62 AU - 5.32 AU

Year: 3639 Days

Day: 13.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 57.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 102,392,596 km

• M1: 164,857 km (0.108 R)
• M2: 606,320 km (0.102 R)
• M3: 1,270,684 km (0.116 R)
• M4: 1,991,896 km (0.108 R)
• M5: 2,581,910 km (0.051 R)
• M6: 3,344,560 km (0.104 R)
• M7: 8,627,160 km (0.054 R)
• M8: 9,236,173 km (0.117 R)
• M9: 9,792,527 km (0.115 R)
• M10: 10,413,358 km (0.103 R)
• M11: 16,193,670 km (0.116 R)
• M12: 17,841,042 km (0.107 R)
• M13: 18,768,100 km (0.089 R)
• M14: 22,021,555 km (0.118 R)
• M15: 23,305,703 km (0.083 R)
• M16: 24,866,457 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 127.3

Radius: 12.6

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 8.63 AU - 12.61 AU

Year: 13325 Days

Day: 13.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 102,392,596 km

• M1: 176,226 km (0.106 R)
• M2: 827,426 km (0.069 R)
• M3: 1,533,977 km (0.062 R)
• M4: 3,344,560 km (0.107 R)
• M5: 4,659,525 km (0.069 R)
• M6: 7,206,279 km (0.073 R)
• M7: 7,937,513 km (0.076 R)
• M8: 8,517,953 km (0.071 R)
• M9: 9,043,640 km (0.102 R)
• M10: 9,591,019 km (0.115 R)
• M11: 12,055,344 km (0.074 R)
• M12: 15,206,474 km (0.03 R)
• M13: 19,975,804 km (0.117 R)
• M14: 21,492,277 km (0.113 R)
• M15: 28,959,305 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 843.4

Radius: 7.2

Gravity: 16.27 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 14.07 AU - 20.89 AU

Year: 28137 Days

Day: 18.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 102,392,596 km

• M1: 89,908 km (0.106 R)
• M2: 493,075 km (0.112 R)
• M3: 859,889 km (0.092 R)
• M4: 1,707,211 km (0.119 R)
• M5: 2,036,775 km (0.108 R)
• M6: 2,482,726 km (0.118 R)
• M7: 2,907,285 km (0.118 R)
• M8: 3,348,449 km (0.061 R)
• M9: 4,401,020 km (0.097 R)
• M10: 4,705,302 km (0.085 R)
• M11: 4,942,564 km (0.055 R)
• M12: 7,777,743 km (0.062 R)
• M13: 8,337,389 km (0.06 R)
• M14: 9,043,939 km (0.045 R)
• M15: 11,122,901 km (0.112 R)
• M16: 11,978,601 km (0.084 R)
• M17: 14,144,778 km (0.096 R)
• M18: 14,808,693 km (0.062 R)
• M19: 15,580,169 km (0.097 R)
• M20: 16,378,274 km (0.106 R)
• M21: 17,296,506 km (0.102 R)
• M22: 21,314,854 km (0.074 R)
• M23: 22,631,914 km (0.094 R)
• M24: 23,424,783 km (0.064 R)
• M25: 30,583,789 km (0.117 R)
• M26: 30,858,450 km (0.079 R)
• M27: 31,552,584 km (0.048 R)
• M28: 37,327,212 km (0.109 R)
• M29: 42,561,791 km (0.098 R)
• M30: 48,079,708 km (0.075 R)
• M31: 50,337,589 km (0.116 R)
• M32: 56,496,234 km (0.11 R)
• M33: 67,922,071 km (0.058 R)
• M34: 72,941,827 km (0.031 R)
• M35: 80,533,620 km (0.1 R)
• M36: 88,914,242 km (0.104 R)
• M37: 90,883,848 km (0.119 R)
• M38: 92,882,476 km (0.076 R)
• M39: 101,169,898 km (0.084 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 13,673 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit