🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.54 AU - 0.68 AU

Year: 200 Days

Day: 19.5 Hours

Environment

Temp: 25 °C

Axial Tilt: 12.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.86 AU - 1.18 AU

Year: 432 Days

Day: 35.9 Hours

Environment

Temp: -51 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.49 AU - 1.95 AU

Year: 945 Days

Day: 16.2 Hours

Environment

Temp: -101 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 1.52 AU - 2.26 AU

Year: 1089 Days

Day: 33.3 Hours

Environment

Temp: -99 °C

Axial Tilt: 21.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.7 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431.3

Radius: 11.2

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 2.73 AU - 4.27 AU

Year: 2743 Days

Day: 8.4 Hours

Environment

Temp: -141 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 60,373,179 km

• M1: 139,425 km (0.084 R)
• M2: 529,277 km (0.12 R)
• M3: 889,659 km (0.117 R)
• M4: 1,469,500 km (0.097 R)
• M5: 2,066,096 km (0.032 R)
• M6: 3,874,435 km (0.1 R)
• M7: 4,259,949 km (0.097 R)
• M8: 4,886,315 km (0.044 R)
• M9: 5,314,315 km (0.096 R)
• M10: 5,965,514 km (0.076 R)
• M11: 7,722,242 km (0.073 R)
• M12: 8,117,480 km (0.114 R)
• M13: 8,915,883 km (0.115 R)
• M14: 11,626,597 km (0.078 R)
• M15: 13,234,026 km (0.112 R)
• M16: 14,844,896 km (0.072 R)
• M17: 16,136,075 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795.6

Radius: 10.6

Gravity: 7.08 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 6.74 AU - 7.44 AU

Year: 7910 Days

Day: 8.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 60,373,179 km

• M1: 131,945 km (0.119 R)
• M2: 627,713 km (0.083 R)
• M3: 1,647,821 km (0.083 R)
• M4: 1,989,652 km (0.049 R)
• M5: 2,621,852 km (0.077 R)
• M6: 3,006,917 km (0.065 R)
• M7: 6,172,408 km (0.118 R)
• M8: 6,710,362 km (0.114 R)
• M9: 7,357,672 km (0.032 R)
• M10: 8,600,980 km (0.12 R)
• M11: 9,090,315 km (0.062 R)
• M12: 11,131,877 km (0.034 R)
• M13: 11,929,981 km (0.064 R)
• M14: 12,482,895 km (0.105 R)
• M15: 14,678,693 km (0.062 R)
• M16: 16,033,601 km (0.101 R)
• M17: 18,039,259 km (0.116 R)
• M18: 19,898,162 km (0.062 R)
• M19: 21,393,692 km (0.092 R)
• M20: 22,878,451 km (0.085 R)
• M21: 23,474,150 km (0.088 R)
• M22: 28,227,024 km (0.115 R)
• M23: 29,910,299 km (0.116 R)
• M24: 32,612,785 km (0.114 R)
• M25: 33,475,964 km (0.108 R)
• M26: 36,042,615 km (0.105 R)
• M27: 37,432,678 km (0.111 R)
• M28: 38,857,897 km (0.115 R)
• M29: 39,462,422 km (0.066 R)
• M30: 39,950,560 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 561

Radius: 5

Gravity: 22.44 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 10.69 AU - 11.63 AU

Year: 15620 Days

Day: 22.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 60,373,179 km

• M1: 62,233 km (0.102 R)
• M2: 253,718 km (0.089 R)
• M3: 636,838 km (0.097 R)
• M4: 1,004,550 km (0.069 R)
• M5: 1,302,848 km (0.08 R)
• M6: 1,533,079 km (0.063 R)
• M7: 1,983,369 km (0.113 R)
• M8: 2,603,901 km (0.084 R)
• M9: 2,923,142 km (0.1 R)
• M10: 3,450,624 km (0.114 R)
• M11: 5,095,303 km (0.113 R)
• M12: 5,856,308 km (0.088 R)
• M13: 6,857,866 km (0.106 R)
• M14: 7,466,131 km (0.102 R)
• M15: 7,646,396 km (0.067 R)
• M16: 8,990,383 km (0.108 R)
• M17: 10,096,360 km (0.086 R)
• M18: 10,653,762 km (0.106 R)
• M19: 11,055,881 km (0.12 R)
• M20: 14,645,632 km (0.092 R)
• M21: 15,872,334 km (0.105 R)
• M22: 16,932,684 km (0.109 R)
• M23: 22,573,122 km (0.059 R)
• M24: 23,912,023 km (0.066 R)
• M25: 24,600,921 km (0.047 R)
• M26: 26,121,434 km (0.076 R)
• M27: 29,910,897 km (0.077 R)
• M28: 30,251,831 km (0.094 R)
• M29: 30,941,477 km (0.07 R)
• M30: 33,927,750 km (0.111 R)
• M31: 36,193,110 km (0.096 R)
• M32: 36,970,122 km (0.09 R)
• M33: 37,890,597 km (0.063 R)
• M34: 38,691,544 km (0.085 R)
• M35: 46,872,603 km (0.1 R)
• M36: 49,044,764 km (0.037 R)
• M37: 50,475,967 km (0.101 R)
• M38: 51,120,884 km (0.054 R)
• M39: 53,588,351 km (0.093 R)
• M40: 58,937,223 km (0.055 R)
• M41: 60,012,083 km (0.097 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 392 - 18,258 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit